Created
August 17, 2016 14:11
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Spark MapR LinkageError MapRPut
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| 16/08/17 14:41:17 INFO HFileOutputFormat2: detected MapR table /mapr/dev-hadoop01-samham/firstaid/Developer1/tables/rescoredDocPref, switching to BulkLoadRecordWriter | |
| 16/08/17 14:41:17 ERROR Executor: Exception in task 0.0 in stage 2.2 (TID 514) | |
| java.lang.LinkageError: loader constraint violation: when resolving method "com.mapr.fs.jni.MapRPut.<init>(Ljava/lang/Object;Lcom/mapr/fs/jni/MapRCallBackQueue;)V" the class loader (instance of org/apache/spark/util/MutableURLClassLoader) of the current class, com/mapr/fs/hbase/PutConverter, and the class loader (instance of sun/misc/Launcher$ExtClassLoader) for the method's defining class, com/mapr/fs/jni/MapRPut, have different Class objects for the type com/mapr/fs/jni/MapRCallBackQueue used in the signature | |
| at com.mapr.fs.hbase.PutConverter.createMapRPut(PutConverter.java:124) | |
| at com.mapr.fs.hbase.PutConverter.sortedKeyValuesToMapRPut(PutConverter.java:106) | |
| at com.mapr.fs.hbase.BulkLoadRecordWriter.appendRow(BulkLoadRecordWriter.java:123) | |
| at com.mapr.fs.hbase.BulkLoadRecordWriter.close(BulkLoadRecordWriter.java:167) | |
| at org.apache.spark.rdd.PairRDDFunctions$$anonfun$12.apply(PairRDDFunctions.scala:1007) | |
| at org.apache.spark.rdd.PairRDDFunctions$$anonfun$12.apply(PairRDDFunctions.scala:979) | |
| at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61) | |
| at org.apache.spark.scheduler.Task.run(Task.scala:64) | |
| at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:203) | |
| at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) | |
| at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) | |
| at java.lang.Thread.run(Thread.java:745) | |
| 16/08/17 14:41:17 ERROR SparkUncaughtExceptionHandler: Uncaught exception in thread Thread[Executor task launch worker-8,5,main] | |
| java.lang.LinkageError: loader constraint violation: when resolving method "com.mapr.fs.jni.MapRPut.<init>(Ljava/lang/Object;Lcom/mapr/fs/jni/MapRCallBackQueue;)V" the class loader (instance of org/apache/spark/util/MutableURLClassLoader) of the current class, com/mapr/fs/hbase/PutConverter, and the class loader (instance of sun/misc/Launcher$ExtClassLoader) for the method's defining class, com/mapr/fs/jni/MapRPut, have different Class objects for the type com/mapr/fs/jni/MapRCallBackQueue used in the signature | |
| at com.mapr.fs.hbase.PutConverter.createMapRPut(PutConverter.java:124) | |
| at com.mapr.fs.hbase.PutConverter.sortedKeyValuesToMapRPut(PutConverter.java:106) | |
| at com.mapr.fs.hbase.BulkLoadRecordWriter.appendRow(BulkLoadRecordWriter.java:123) | |
| at com.mapr.fs.hbase.BulkLoadRecordWriter.close(BulkLoadRecordWriter.java:167) | |
| at org.apache.spark.rdd.PairRDDFunctions$$anonfun$12.apply(PairRDDFunctions.scala:1007) | |
| at org.apache.spark.rdd.PairRDDFunctions$$anonfun$12.apply(PairRDDFunctions.scala:979) | |
| at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61) | |
| at org.apache.spark.scheduler.Task.run(Task.scala:64) | |
| at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:203) | |
| 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) |
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