[ 
https://issues.apache.org/jira/browse/SPARK-34452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17489517#comment-17489517
 ] 

zhengruifeng commented on SPARK-34452:
--------------------------------------

I can not reproduce this issue in 3.1.2, could you please provide a simple 
example?

 
{code:java}
scala> import org.apache.spark.ml.classification._
import org.apache.spark.ml.classification._

scala> scala> val df = 
spark.read.format("libsvm").load("/d0/Dev/Opensource/spark/data/mllib/sample_multiclass_classification_data.txt")
22/02/09 20:38:21 WARN LibSVMFileFormat: 'numFeatures' option not specified, 
determining the number of features by going though the input. If you know the 
number in advance, please specify it via 'numFeatures' option to avoid the 
extra scan.
df: org.apache.spark.sql.DataFrame = [label: double, features: vector]

scala> scala> val classifier = new GBTClassifier().setMaxIter(2)
classifier: org.apache.spark.ml.classification.GBTClassifier = gbtc_e9ae5159908e

scala> val ovr = new OneVsRest().setClassifier(classifier)
ovr: org.apache.spark.ml.classification.OneVsRest = oneVsRest_466495ea9392

scala> val ovrm = ovr.fit(df)
ovrm: org.apache.spark.ml.classification.OneVsRestModel = OneVsRestModel: 
uid=oneVsRest_466495ea9392, classifier=gbtc_e9ae5159908e, numClasses=3, 
numFeatures=4

scala> ovrm.transform(df).show
22/02/09 20:38:27 WARN BLAS: Failed to load implementation from: 
com.github.fommil.netlib.NativeSystemBLAS
22/02/09 20:38:27 WARN BLAS: Failed to load implementation from: 
com.github.fommil.netlib.NativeRefBLAS
+-----+--------------------+--------------------+----------+
|label|            features|       rawPrediction|prediction|
+-----+--------------------+--------------------+----------+
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  0.0|(4,[0,1,2,3],[0.1...|[1.04768116880884...|       0.0|
|  1.0|(4,[0,2,3],[-0.83...|[-1.0476811688088...|       1.0|
|  2.0|(4,[0,1,2,3],[-1....|[-1.0476811688088...|       2.0|
|  2.0|(4,[0,1,2,3],[-1....|[-1.0476811688088...|       2.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  0.0|(4,[0,2,3],[0.611...|[1.04768116880884...|       0.0|
|  0.0|(4,[0,1,2,3],[0.2...|[1.04768116880884...|       0.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  1.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       1.0|
|  2.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       2.0|
|  2.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       2.0|
|  2.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       2.0|
|  1.0|(4,[0,2,3],[-0.94...|[-1.0476811688088...|       1.0|
|  2.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       2.0|
|  0.0|(4,[0,1,2,3],[0.1...|[1.04768116880884...|       0.0|
|  2.0|(4,[0,1,2,3],[-0....|[-1.0476811688088...|       2.0|
+-----+--------------------+--------------------+----------+
only showing top 20 rows{code}

> OneVsRest with GBTClassifier throws InternalCompilerException in 3.1.0
> ----------------------------------------------------------------------
>
>                 Key: SPARK-34452
>                 URL: https://issues.apache.org/jira/browse/SPARK-34452
>             Project: Spark
>          Issue Type: Bug
>          Components: ML
>    Affects Versions: 3.1.0
>            Reporter: Danijel Zečević
>            Priority: Major
>
> It looks like a problem with user defined function from OneVsRestModel.
> Log:
> {code}
> 2021-02-17 13:24:17.517 ERROR 711498 --- [818.0 (TID 818)] 
> o.a.s.s.c.e.codegen.CodeGenerator        : failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:361) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:234) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:446)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:313)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:235) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:204) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:82) 
> ~[commons-compiler-3.1.2.jar:na]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1403)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1500)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1497)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1351)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:378)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:331)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:34)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1277)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:207)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:196)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.ScalaUDF.$anonfun$catalystConverter$3(ScalaUDF.scala:128)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.project_subExpr_0$(Unknown
>  Source) ~[na:na]
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown
>  Source) ~[na:na]
>       at 
> org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.WholeStageCodegenExec$$anon$1.hasNext(WholeStageCodegenExec.scala:755)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.columnar.DefaultCachedBatchSerializer$$anon$1.hasNext(InMemoryRelation.scala:118)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458) 
> ~[scala-library-2.12.10.jar:na]
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIterator(MemoryStore.scala:221)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIteratorAsValues(MemoryStore.scala:299)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.$anonfun$doPutIterator$1(BlockManager.scala:1418)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.org$apache$spark$storage$BlockManager$$doPut(BlockManager.scala:1345)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1409) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:1230)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:384) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:335) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:122) 
> ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.scheduler.Task.run(Task.scala:131) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:497)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1439) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:500) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>  ~[na:na]
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>  ~[na:na]
>       at java.base/java.lang.Thread.run(Thread.java:834) ~[na:na]
> Caused by: org.codehaus.janino.InternalCompilerException: Two non-abstract 
> methods "public int scala.collection.TraversableOnce.size()" have the same 
> parameter types, declaring type and return type
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:9112)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:8888)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8770) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8672) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileGet2(UnitCompiler.java:4737) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$8300(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4097)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4070)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:4902) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileGet(UnitCompiler.java:4070) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileGetValue(UnitCompiler.java:5253) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2559) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$2700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1482)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1466)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$LocalVariableDeclarationStatement.accept(Java.java:3351)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:1532) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$1700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1472) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$Block.accept(Java.java:2756) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2455) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$1900(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1474) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$IfStatement.accept(Java.java:2926) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:3075) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1336)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1309)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:799) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:958) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:393)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:385)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$MemberClassDeclaration.accept(Java.java:1286) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMemberTypes(UnitCompiler.java:1285)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:825) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:411) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$400(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:390)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:385)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$PackageMemberClassDeclaration.accept(Java.java:1405) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:357) 
> ~[janino-3.0.8.jar:na]
>       ... 77 common frames omitted
> 2021-02-17 13:24:17.522  INFO 711498 --- [818.0 (TID 818)] 
> o.a.s.s.c.e.codegen.CodeGenerator        : 
> /* 001 */ public java.lang.Object generate(Object[] references) {
> /* 002 */   return new SpecificUnsafeProjection(references);
> /* 003 */ }
> /* 004 */
> /* 005 */ class SpecificUnsafeProjection extends 
> org.apache.spark.sql.catalyst.expressions.UnsafeProjection {
> /* 006 */
> /* 007 */   private Object[] references;
> /* 008 */   private int value_ExternalMapToCatalyst_key_lambda_variable_1;
> /* 009 */   private double 
> value_ExternalMapToCatalyst_value_lambda_variable_2;
> /* 010 */   private boolean globalIsNull_0;
> /* 011 */   private 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter[] 
> mutableStateArray_0 = new 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter[1];
> /* 012 */   private 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeArrayWriter[] 
> mutableStateArray_1 = new 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeArrayWriter[2];
> /* 013 */
> /* 014 */   public SpecificUnsafeProjection(Object[] references) {
> /* 015 */     this.references = references;
> /* 016 */
> /* 017 */     mutableStateArray_0[0] = new 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter(1, 32);
> /* 018 */     mutableStateArray_1[0] = new 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeArrayWriter(mutableStateArray_0[0],
>  4);
> /* 019 */     mutableStateArray_1[1] = new 
> org.apache.spark.sql.catalyst.expressions.codegen.UnsafeArrayWriter(mutableStateArray_0[0],
>  8);
> /* 020 */
> /* 021 */   }
> /* 022 */
> /* 023 */   public void initialize(int partitionIndex) {
> /* 024 */
> /* 025 */   }
> /* 026 */
> /* 027 */   // Scala.Function1 need this
> /* 028 */   public java.lang.Object apply(java.lang.Object row) {
> /* 029 */     return apply((InternalRow) row);
> /* 030 */   }
> /* 031 */
> /* 032 */   public UnsafeRow apply(InternalRow i) {
> /* 033 */     mutableStateArray_0[0].reset();
> /* 034 */
> /* 035 */
> /* 036 */     mutableStateArray_0[0].zeroOutNullBytes();
> /* 037 */
> /* 038 */     MapData value_2 = ExternalMapToCatalyst_0(i);
> /* 039 */     if (globalIsNull_0) {
> /* 040 */       mutableStateArray_0[0].setNullAt(0);
> /* 041 */     } else {
> /* 042 */       final MapData tmpInput_0 = value_2;
> /* 043 */       if (tmpInput_0 instanceof UnsafeMapData) {
> /* 044 */         mutableStateArray_0[0].write(0, (UnsafeMapData) tmpInput_0);
> /* 045 */       } else {
> /* 046 */         // Remember the current cursor so that we can calculate how 
> many bytes are
> /* 047 */         // written later.
> /* 048 */         final int previousCursor_0 = 
> mutableStateArray_0[0].cursor();
> /* 049 */
> /* 050 */         // preserve 8 bytes to write the key array numBytes later.
> /* 051 */         mutableStateArray_0[0].grow(8);
> /* 052 */         mutableStateArray_0[0].increaseCursor(8);
> /* 053 */
> /* 054 */         // Remember the current cursor so that we can write 
> numBytes of key array later.
> /* 055 */         final int tmpCursor_0 = mutableStateArray_0[0].cursor();
> /* 056 */
> /* 057 */
> /* 058 */         final ArrayData tmpInput_1 = tmpInput_0.keyArray();
> /* 059 */         if (tmpInput_1 instanceof UnsafeArrayData) {
> /* 060 */           mutableStateArray_0[0].write((UnsafeArrayData) 
> tmpInput_1);
> /* 061 */         } else {
> /* 062 */           final int numElements_0 = tmpInput_1.numElements();
> /* 063 */           mutableStateArray_1[0].initialize(numElements_0);
> /* 064 */
> /* 065 */           for (int index_1 = 0; index_1 < numElements_0; index_1++) 
> {
> /* 066 */             mutableStateArray_1[0].write(index_1, 
> tmpInput_1.getInt(index_1));
> /* 067 */           }
> /* 068 */         }
> /* 069 */
> /* 070 */
> /* 071 */         // Write the numBytes of key array into the first 8 bytes.
> /* 072 */         Platform.putLong(
> /* 073 */           mutableStateArray_0[0].getBuffer(),
> /* 074 */           tmpCursor_0 - 8,
> /* 075 */           mutableStateArray_0[0].cursor() - tmpCursor_0);
> /* 076 */
> /* 077 */
> /* 078 */         final ArrayData tmpInput_2 = tmpInput_0.valueArray();
> /* 079 */         if (tmpInput_2 instanceof UnsafeArrayData) {
> /* 080 */           mutableStateArray_0[0].write((UnsafeArrayData) 
> tmpInput_2);
> /* 081 */         } else {
> /* 082 */           final int numElements_1 = tmpInput_2.numElements();
> /* 083 */           mutableStateArray_1[1].initialize(numElements_1);
> /* 084 */
> /* 085 */           for (int index_2 = 0; index_2 < numElements_1; index_2++) 
> {
> /* 086 */             mutableStateArray_1[1].write(index_2, 
> tmpInput_2.getDouble(index_2));
> /* 087 */           }
> /* 088 */         }
> /* 089 */
> /* 090 */         
> mutableStateArray_0[0].setOffsetAndSizeFromPreviousCursor(0, 
> previousCursor_0);
> /* 091 */       }
> /* 092 */     }
> /* 093 */     return (mutableStateArray_0[0].getRow());
> /* 094 */   }
> /* 095 */
> /* 096 */
> /* 097 */   private MapData ExternalMapToCatalyst_0(InternalRow i) {
> /* 098 */     boolean isNull_1 = i.isNullAt(0);
> /* 099 */     scala.collection.immutable.Map value_1 = isNull_1 ?
> /* 100 */     null : ((scala.collection.immutable.Map)i.get(0, null));
> /* 101 */     MapData value_0 = null;
> /* 102 */     if (!isNull_1) {
> /* 103 */       final int length_0 = value_1.size();
> /* 104 */       final Object[] convertedKeys_0 = new Object[length_0];
> /* 105 */       final Object[] convertedValues_0 = new Object[length_0];
> /* 106 */       int index_0 = 0;
> /* 107 */       final scala.collection.Iterator entries_0 = 
> value_1.iterator();
> /* 108 */       while(entries_0.hasNext()) {
> /* 109 */
> /* 110 */         final scala.Tuple2 entry_0 = (scala.Tuple2) 
> entries_0.next();
> /* 111 */         value_ExternalMapToCatalyst_key_lambda_variable_1 = 
> (Integer) entry_0._1();
> /* 112 */         value_ExternalMapToCatalyst_value_lambda_variable_2 = 
> (Double) entry_0._2();
> /* 113 */
> /* 114 */
> /* 115 */
> /* 116 */
> /* 117 */
> /* 118 */         if (false) {
> /* 119 */           throw new RuntimeException("Cannot use null as map key!");
> /* 120 */         } else {
> /* 121 */           convertedKeys_0[index_0] = (Integer) 
> value_ExternalMapToCatalyst_key_lambda_variable_1;
> /* 122 */         }
> /* 123 */
> /* 124 */
> /* 125 */         if (false) {
> /* 126 */           convertedValues_0[index_0] = null;
> /* 127 */         } else {
> /* 128 */           convertedValues_0[index_0] = (Double) 
> value_ExternalMapToCatalyst_value_lambda_variable_2;
> /* 129 */         }
> /* 130 */
> /* 131 */         index_0++;
> /* 132 */       }
> /* 133 */
> /* 134 */       value_0 = new 
> org.apache.spark.sql.catalyst.util.ArrayBasedMapData(new 
> org.apache.spark.sql.catalyst.util.GenericArrayData(convertedKeys_0), new 
> org.apache.spark.sql.catalyst.util.GenericArrayData(convertedValues_0));
> /* 135 */     }
> /* 136 */     globalIsNull_0 = isNull_1;
> /* 137 */     return value_0;
> /* 138 */   }
> /* 139 */
> /* 140 */ }
> 2021-02-17 13:24:17.523  WARN 711498 --- [818.0 (TID 818)] 
> org.apache.spark.storage.BlockManager    : Putting block rdd_1866_0 failed 
> due to exception org.apache.spark.SparkException: Failed to execute user 
> defined function(OneVsRestModel$$Lambda$5255/0x0000000801a89440: () => 
> map<int,double>).
> 2021-02-17 13:24:17.524  WARN 711498 --- [818.0 (TID 818)] 
> org.apache.spark.storage.BlockManager    : Block rdd_1866_0 could not be 
> removed as it was not found on disk or in memory
> 2021-02-17 13:24:17.527 ERROR 711498 --- [818.0 (TID 818)] 
> org.apache.spark.executor.Executor       : Exception in task 0.0 in stage 
> 818.0 (TID 818)
> org.apache.spark.SparkException: Failed to execute user defined 
> function(OneVsRestModel$$Lambda$5255/0x0000000801a89440: () => 
> map<int,double>)
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.project_subExpr_0$(Unknown
>  Source) ~[na:na]
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown
>  Source) ~[na:na]
>       at 
> org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.WholeStageCodegenExec$$anon$1.hasNext(WholeStageCodegenExec.scala:755)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.columnar.DefaultCachedBatchSerializer$$anon$1.hasNext(InMemoryRelation.scala:118)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458) 
> ~[scala-library-2.12.10.jar:na]
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIterator(MemoryStore.scala:221)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIteratorAsValues(MemoryStore.scala:299)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.$anonfun$doPutIterator$1(BlockManager.scala:1418)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.org$apache$spark$storage$BlockManager$$doPut(BlockManager.scala:1345)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1409) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:1230)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:384) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:335) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:122) 
> ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
>  ~[spark-sql_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.scheduler.Task.run(Task.scala:131) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:497)
>  ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1439) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:500) 
> ~[spark-core_2.12-3.1.0.jar:3.1.0]
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>  ~[na:na]
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>  ~[na:na]
>       at java.base/java.lang.Thread.run(Thread.java:834) ~[na:na]
> Caused by: java.lang.RuntimeException: Error while encoding: 
> org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
> externalmaptocatalyst(lambdavariable(ExternalMapToCatalyst_key, IntegerType, 
> false, -1), lambdavariable(ExternalMapToCatalyst_key, IntegerType, false, 
> -1), lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), 
> lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), input[0, 
> scala.collection.immutable.Map, true]) AS value#497
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:214)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:196)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.ScalaUDF.$anonfun$catalystConverter$3(ScalaUDF.scala:128)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       ... 53 common frames omitted
> Caused by: org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1410)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1500)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1497)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004) 
> ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
>  ~[spark-network-common_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1351)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:378)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:331)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:34)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1277)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:207)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       ... 55 common frames omitted
> Caused by: org.codehaus.janino.InternalCompilerException: Compiling 
> "GeneratedClass": Two non-abstract methods "public int 
> scala.collection.TraversableOnce.size()" have the same parameter types, 
> declaring type and return type
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:361) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:234) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:446)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:313)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:235) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:204) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:82) 
> ~[commons-compiler-3.1.2.jar:na]
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1403)
>  ~[spark-catalyst_2.12-3.1.0.jar:3.1.0]
>       ... 70 common frames omitted
> Caused by: org.codehaus.janino.InternalCompilerException: Two non-abstract 
> methods "public int scala.collection.TraversableOnce.size()" have the same 
> parameter types, declaring type and return type
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:9112)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:8888)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8770) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8672) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileGet2(UnitCompiler.java:4737) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$8300(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4097)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4070)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:4902) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileGet(UnitCompiler.java:4070) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileGetValue(UnitCompiler.java:5253) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2559) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$2700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1482)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1466)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$LocalVariableDeclarationStatement.accept(Java.java:3351)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:1532) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$1700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1472) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$Block.accept(Java.java:2756) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2455) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$1900(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1474) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.Java$IfStatement.accept(Java.java:2926) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:3075) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1336)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1309)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:799) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:958) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$700(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:393)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:385)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$MemberClassDeclaration.accept(Java.java:1286) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMemberTypes(UnitCompiler.java:1285)
>  ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:825) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:411) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.access$400(UnitCompiler.java:212) 
> ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:390)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:385)
>  ~[janino-3.0.8.jar:na]
>       at 
> org.codehaus.janino.Java$PackageMemberClassDeclaration.accept(Java.java:1405) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385) 
> ~[janino-3.0.8.jar:na]
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:357) 
> ~[janino-3.0.8.jar:na]
>       ... 77 common frames omitted
> 2021-02-17 13:24:17.540  WARN 711498 --- [result-getter-2] 
> o.apache.spark.scheduler.TaskSetManager  : Lost task 0.0 in stage 818.0 (TID 
> 818) (10.99.10.158 executor driver): org.apache.spark.SparkException: Failed 
> to execute user defined 
> function(OneVsRestModel$$Lambda$5255/0x0000000801a89440: () => 
> map<int,double>)
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.project_subExpr_0$(Unknown
>  Source)
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown
>  Source)
>       at 
> org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
>       at 
> org.apache.spark.sql.execution.WholeStageCodegenExec$$anon$1.hasNext(WholeStageCodegenExec.scala:755)
>       at 
> org.apache.spark.sql.execution.columnar.DefaultCachedBatchSerializer$$anon$1.hasNext(InMemoryRelation.scala:118)
>       at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIterator(MemoryStore.scala:221)
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIteratorAsValues(MemoryStore.scala:299)
>       at 
> org.apache.spark.storage.BlockManager.$anonfun$doPutIterator$1(BlockManager.scala:1418)
>       at 
> org.apache.spark.storage.BlockManager.org$apache$spark$storage$BlockManager$$doPut(BlockManager.scala:1345)
>       at 
> org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1409)
>       at 
> org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:1230)
>       at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:384)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:335)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
>       at 
> org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:122)
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
>       at org.apache.spark.scheduler.Task.run(Task.scala:131)
>       at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:497)
>       at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1439)
>       at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:500)
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>       at java.base/java.lang.Thread.run(Thread.java:834)
> Caused by: java.lang.RuntimeException: Error while encoding: 
> org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
> externalmaptocatalyst(lambdavariable(ExternalMapToCatalyst_key, IntegerType, 
> false, -1), lambdavariable(ExternalMapToCatalyst_key, IntegerType, false, 
> -1), lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), 
> lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), input[0, 
> scala.collection.immutable.Map, true]) AS value#497
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:214)
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:196)
>       at 
> org.apache.spark.sql.catalyst.expressions.ScalaUDF.$anonfun$catalystConverter$3(ScalaUDF.scala:128)
>       ... 53 more
> Caused by: org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1410)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1500)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1497)
>       at 
> org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257)
>       at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000)
>       at 
> org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004)
>       at 
> org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1351)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:378)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:331)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:34)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1277)
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:207)
>       ... 55 more
> Caused by: org.codehaus.janino.InternalCompilerException: Compiling 
> "GeneratedClass": Two non-abstract methods "public int 
> scala.collection.TraversableOnce.size()" have the same parameter types, 
> declaring type and return type
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:361)
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:234)
>       at 
> org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:446)
>       at 
> org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:313)
>       at 
> org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:235)
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:204)
>       at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:82)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1403)
>       ... 70 more
> Caused by: org.codehaus.janino.InternalCompilerException: Two non-abstract 
> methods "public int scala.collection.TraversableOnce.size()" have the same 
> parameter types, declaring type and return type
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:9112)
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:8888)
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8770)
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8672)
>       at org.codehaus.janino.UnitCompiler.compileGet2(UnitCompiler.java:4737)
>       at org.codehaus.janino.UnitCompiler.access$8300(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4097)
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4070)
>       at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:4902)
>       at org.codehaus.janino.UnitCompiler.compileGet(UnitCompiler.java:4070)
>       at 
> org.codehaus.janino.UnitCompiler.compileGetValue(UnitCompiler.java:5253)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2559)
>       at org.codehaus.janino.UnitCompiler.access$2700(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1482)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.Java$LocalVariableDeclarationStatement.accept(Java.java:3351)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:1532)
>       at org.codehaus.janino.UnitCompiler.access$1700(UnitCompiler.java:212)
>       at org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1472)
>       at org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1466)
>       at org.codehaus.janino.Java$Block.accept(Java.java:2756)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2455)
>       at org.codehaus.janino.UnitCompiler.access$1900(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1474)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1466)
>       at org.codehaus.janino.Java$IfStatement.accept(Java.java:2926)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:3075)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1336)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1309)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:799)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:958)
>       at org.codehaus.janino.UnitCompiler.access$700(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:393)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.Java$MemberClassDeclaration.accept(Java.java:1286)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMemberTypes(UnitCompiler.java:1285)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:825)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:411)
>       at org.codehaus.janino.UnitCompiler.access$400(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:390)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.Java$PackageMemberClassDeclaration.accept(Java.java:1405)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385)
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:357)
>       ... 77 more
> 2021-02-17 13:24:17.541 ERROR 711498 --- [result-getter-2] 
> o.apache.spark.scheduler.TaskSetManager  : Task 0 in stage 818.0 failed 1 
> times; aborting job
> 2021-02-17 13:24:17.541  INFO 711498 --- [result-getter-2] 
> o.a.spark.scheduler.TaskSchedulerImpl    : Removed TaskSet 818.0, whose tasks 
> have all completed, from pool 
> 2021-02-17 13:24:17.542  INFO 711498 --- [uler-event-loop] 
> o.a.spark.scheduler.TaskSchedulerImpl    : Cancelling stage 818
> 2021-02-17 13:24:17.542  INFO 711498 --- [uler-event-loop] 
> o.a.spark.scheduler.TaskSchedulerImpl    : Killing all running tasks in stage 
> 818: Stage cancelled
> 2021-02-17 13:24:17.543  INFO 711498 --- [uler-event-loop] 
> org.apache.spark.scheduler.DAGScheduler  : ShuffleMapStage 818 (map at 
> MulticlassMetrics.scala:52) failed in 0.160 s due to Job aborted due to stage 
> failure: Task 0 in stage 818.0 failed 1 times, most recent failure: Lost task 
> 0.0 in stage 818.0 (TID 818) (10.99.10.158 executor driver): 
> org.apache.spark.SparkException: Failed to execute user defined 
> function(OneVsRestModel$$Lambda$5255/0x0000000801a89440: () => 
> map<int,double>)
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.project_subExpr_0$(Unknown
>  Source)
>       at 
> org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown
>  Source)
>       at 
> org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
>       at 
> org.apache.spark.sql.execution.WholeStageCodegenExec$$anon$1.hasNext(WholeStageCodegenExec.scala:755)
>       at 
> org.apache.spark.sql.execution.columnar.DefaultCachedBatchSerializer$$anon$1.hasNext(InMemoryRelation.scala:118)
>       at scala.collection.Iterator$$anon$10.hasNext(Iterator.scala:458)
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIterator(MemoryStore.scala:221)
>       at 
> org.apache.spark.storage.memory.MemoryStore.putIteratorAsValues(MemoryStore.scala:299)
>       at 
> org.apache.spark.storage.BlockManager.$anonfun$doPutIterator$1(BlockManager.scala:1418)
>       at 
> org.apache.spark.storage.BlockManager.org$apache$spark$storage$BlockManager$$doPut(BlockManager.scala:1345)
>       at 
> org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1409)
>       at 
> org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:1230)
>       at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:384)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:335)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.$anonfun$compute$1(SQLExecutionRDD.scala:52)
>       at 
> org.apache.spark.sql.internal.SQLConf$.withExistingConf(SQLConf.scala:122)
>       at 
> org.apache.spark.sql.execution.SQLExecutionRDD.compute(SQLExecutionRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
>       at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:373)
>       at org.apache.spark.rdd.RDD.iterator(RDD.scala:337)
>       at 
> org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59)
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
>       at 
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:52)
>       at org.apache.spark.scheduler.Task.run(Task.scala:131)
>       at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:497)
>       at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1439)
>       at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:500)
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>       at 
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>       at java.base/java.lang.Thread.run(Thread.java:834)
> Caused by: java.lang.RuntimeException: Error while encoding: 
> org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
> externalmaptocatalyst(lambdavariable(ExternalMapToCatalyst_key, IntegerType, 
> false, -1), lambdavariable(ExternalMapToCatalyst_key, IntegerType, false, 
> -1), lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), 
> lambdavariable(ExternalMapToCatalyst_value, DoubleType, false, -2), input[0, 
> scala.collection.immutable.Map, true]) AS value#497
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:214)
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:196)
>       at 
> org.apache.spark.sql.catalyst.expressions.ScalaUDF.$anonfun$catalystConverter$3(ScalaUDF.scala:128)
>       ... 53 more
> Caused by: org.codehaus.janino.InternalCompilerException: failed to compile: 
> org.codehaus.janino.InternalCompilerException: Compiling "GeneratedClass": 
> Two non-abstract methods "public int scala.collection.TraversableOnce.size()" 
> have the same parameter types, declaring type and return type
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1410)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1500)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1497)
>       at 
> org.sparkproject.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
>       at 
> org.sparkproject.guava.cache.LocalCache$Segment.get(LocalCache.java:2257)
>       at org.sparkproject.guava.cache.LocalCache.get(LocalCache.java:4000)
>       at 
> org.sparkproject.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004)
>       at 
> org.sparkproject.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:1351)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:378)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:331)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:34)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator.generate(CodeGenerator.scala:1277)
>       at 
> org.apache.spark.sql.catalyst.encoders.ExpressionEncoder$Serializer.apply(ExpressionEncoder.scala:207)
>       ... 55 more
> Caused by: org.codehaus.janino.InternalCompilerException: Compiling 
> "GeneratedClass": Two non-abstract methods "public int 
> scala.collection.TraversableOnce.size()" have the same parameter types, 
> declaring type and return type
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:361)
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:234)
>       at 
> org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:446)
>       at 
> org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:313)
>       at 
> org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:235)
>       at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:204)
>       at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:82)
>       at 
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:1403)
>       ... 70 more
> Caused by: org.codehaus.janino.InternalCompilerException: Two non-abstract 
> methods "public int scala.collection.TraversableOnce.size()" have the same 
> parameter types, declaring type and return type
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:9112)
>       at 
> org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:8888)
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8770)
>       at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:8672)
>       at org.codehaus.janino.UnitCompiler.compileGet2(UnitCompiler.java:4737)
>       at org.codehaus.janino.UnitCompiler.access$8300(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4097)
>       at 
> org.codehaus.janino.UnitCompiler$12.visitMethodInvocation(UnitCompiler.java:4070)
>       at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:4902)
>       at org.codehaus.janino.UnitCompiler.compileGet(UnitCompiler.java:4070)
>       at 
> org.codehaus.janino.UnitCompiler.compileGetValue(UnitCompiler.java:5253)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2559)
>       at org.codehaus.janino.UnitCompiler.access$2700(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1482)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitLocalVariableDeclarationStatement(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.Java$LocalVariableDeclarationStatement.accept(Java.java:3351)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:1532)
>       at org.codehaus.janino.UnitCompiler.access$1700(UnitCompiler.java:212)
>       at org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1472)
>       at org.codehaus.janino.UnitCompiler$6.visitBlock(UnitCompiler.java:1466)
>       at org.codehaus.janino.Java$Block.accept(Java.java:2756)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2455)
>       at org.codehaus.janino.UnitCompiler.access$1900(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1474)
>       at 
> org.codehaus.janino.UnitCompiler$6.visitIfStatement(UnitCompiler.java:1466)
>       at org.codehaus.janino.Java$IfStatement.accept(Java.java:2926)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:1466)
>       at 
> org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1546)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:3075)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1336)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:1309)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:799)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:958)
>       at org.codehaus.janino.UnitCompiler.access$700(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:393)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.Java$MemberClassDeclaration.accept(Java.java:1286)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.UnitCompiler.compileDeclaredMemberTypes(UnitCompiler.java:1285)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:825)
>       at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:411)
>       at org.codehaus.janino.UnitCompiler.access$400(UnitCompiler.java:212)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:390)
>       at 
> org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:385)
>       at 
> org.codehaus.janino.Java$PackageMemberClassDeclaration.accept(Java.java:1405)
>       at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:385)
>       at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:357)
>       ... 77 more
> {code}



--
This message was sent by Atlassian Jira
(v8.20.1#820001)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org
For additional commands, e-mail: issues-h...@spark.apache.org

Reply via email to