Scala version mismatched Spark is shown at 2.12, the connector only has a 2.11 release
On Mon, May 6, 2019, 7:59 PM Richard Xin <richardxin...@yahoo.com.invalid> wrote: > <dependency> > <groupId>org.apache.spark</groupId> > <artifactId>spark-core_2.12</artifactId> > <version>2.4.0</version> > <scope>compile</scope> > </dependency> > <dependency> > <groupId>org.apache.spark</groupId> > <artifactId>spark-sql_2.12</artifactId> > <version>2.4.0</version> > </dependency> > <dependency> > <groupId>com.datastax.spark</groupId> > <artifactId>spark-cassandra-connector_2.11</artifactId> > <version>2.4.1</version> > </dependency> > > > > I run spark-submit I got following exceptions on Spark 2.4.2, it works > fine when running spark-submit under Spark 2.4.0 with exact the same > command-line call, any idea how do i fix this? Thanks a lot! > > Exception in thread "main" java.lang.NoClassDefFoundError: > scala/Product$class > at > com.datastax.spark.connector.util.ConfigParameter.<init>(ConfigParameter.scala:7) > at com.datastax.spark.connector.rdd.ReadConf$.<init>(ReadConf.scala:33) > at com.datastax.spark.connector.rdd.ReadConf$.<clinit>(ReadConf.scala) > at > org.apache.spark.sql.cassandra.DefaultSource$.<init>(DefaultSource.scala:134) > at > org.apache.spark.sql.cassandra.DefaultSource$.<clinit>(DefaultSource.scala) > at > org.apache.spark.sql.cassandra.DefaultSource.createRelation(DefaultSource.scala:55) > at > org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:318) > at > org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:223) > at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:211) > at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:167) > at > com.apple.jmet.pallas.data_migration.DirectMigrationWConfig.main(DirectMigrationWConfig.java:76) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.apache.spark.deploy.JavaMainApplication.start(SparkApplication.scala:52) > at org.apache.spark.deploy.SparkSubmit.org > $apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:849) > at org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:167) > at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:195) > at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:86) > at > org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:924) > at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:933) > at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) > >
