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Bikkumala Karthik commented on HBASE-23135: ------------------------------------------- [~openinx] Thanks for the explanation. I observed from the dependency tree that class CellComparatorImpl and CellComparator are part of org.apache.hbase:hbase-shaded-client:jar:2.2.1 . I am not adding it explicitly. So, I do not understand how there can be conflict. Still, to rule it out I excluded and included hbase-common:2.x explicitly. Still, I faced the same issue. Let me know if I am doing anything wrong. > NoSuchMethodError: org.apache.hadoop.hbase.CellComparator.getInstance() while > trying to bulk load in hbase using spark > ---------------------------------------------------------------------------------------------------------------------- > > Key: HBASE-23135 > URL: https://issues.apache.org/jira/browse/HBASE-23135 > Project: HBase > Issue Type: Bug > Reporter: Bikkumala Karthik > Priority: Major > > I am trying to Bulk Load data from HDFS to HBase. I used the following > example > [https://github.com/apache/hbase-connectors/blob/master/spark/hbase-spark/src/main/java/org/apache/hadoop/hbase/spark/example/hbasecontext/JavaHBaseBulkLoadExample.java] > > I built the module with following command > mvn -Dspark.version=2.4.3 -Dscala.version=2.11.7 -Dscala.binary.version=2.11 > clean install > when i tried to run the example using the spark-submit command, i am getting > the following error: > {quote}Caused by: java.lang.NoSuchMethodError: > org.apache.hadoop.hbase.CellComparator.getInstance()Lorg/apache/hadoop/hbase/CellComparator; > at > org.apache.hadoop.hbase.regionserver.StoreFileWriter$Builder.<init>(StoreFileWriter.java:348) > at > org.apache.hadoop.hbase.spark.HBaseContext.org$apache$hadoop$hbase$spark$HBaseContext$$getNewHFileWriter(HBaseContext.scala:928) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$2.apply(HBaseContext.scala:1023) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$2.apply(HBaseContext.scala:972) > at scala.collection.mutable.HashMap.getOrElseUpdate(HashMap.scala:79) > at > org.apache.hadoop.hbase.spark.HBaseContext.org$apache$hadoop$hbase$spark$HBaseContext$$writeValueToHFile(HBaseContext.scala:972) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3$$anonfun$apply$7.apply(HBaseContext.scala:677) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3$$anonfun$apply$7.apply(HBaseContext.scala:675) > at scala.collection.Iterator$class.foreach(Iterator.scala:891) > at > org.apache.spark.InterruptibleIterator.foreach(InterruptibleIterator.scala:28) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3.apply(HBaseContext.scala:675) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3.apply(HBaseContext.scala:664) > at > org.apache.hadoop.hbase.spark.HBaseContext.org$apache$hadoop$hbase$spark$HBaseContext$$hbaseForeachPartition(HBaseContext.scala:490) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$foreachPartition$1.apply(HBaseContext.scala:106) > at > org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$foreachPartition$1.apply(HBaseContext.scala:106) > at > org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1$$anonfun$apply$28.apply(RDD.scala:935) > at > org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1$$anonfun$apply$28.apply(RDD.scala:935) > at > org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:2101) > at > org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:2101) > at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90) > at org.apache.spark.scheduler.Task.run(Task.scala:121) > at > org.apache.spark.executor.Executor$TaskRunner$$anonfun$10.apply(Executor.scala:402) > at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360) > at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:408) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > {quote} > > Please find the code here (pom.xml, mvn dependency tree, source file): > [https://gist.github.com/bikkumala/d2e349c7bfaffc673e8a641ff3ec9d33] > I tried with the following versions > Spark : 2.4.x > HBase : 2.0.x > Hadoop : 2.7.x > -- This message was sent by Atlassian Jira (v8.3.4#803005)