Hi, Can somebody help me to understand why this error occurred?
2014-11-10 00:17:44,512 INFO [Executor task launch worker-0] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Started BlockGenerator 2014-11-10 00:17:44,513 INFO [Executor task launch worker-0] receiver.ReceiverSupervisorImpl (Logging.scala:logInfo(59)) - Starting receiver 2014-11-10 00:17:44,513 INFO [Thread-31] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Started block pushing thread 2014-11-10 00:17:44,789 INFO [Executor task launch worker-0] receiver.ReceiverSupervisorImpl (Logging.scala:logInfo(59)) - Stopping receiver with message: Error starting receiver 0: java.lang.AbstractMethodError 2014-11-10 00:17:44,796 ERROR [Executor task launch worker-0] receiver.ReceiverSupervisorImpl (Logging.scala:logError(75)) - Error stopping receiver 0org.apache.spark.Logging$class.log(Logging.scala:52) org.apache.spark.streaming.flume.FlumeReceiver.log(FlumeInputDStream.scala:134) org.apache.spark.Logging$class.logInfo(Logging.scala:59) org.apache.spark.streaming.flume.FlumeReceiver.logInfo(FlumeInputDStream.scala:134) org.apache.spark.streaming.flume.FlumeReceiver.onStop(FlumeInputDStream.scala:151) org.apache.spark.streaming.receiver.ReceiverSupervisor.stopReceiver(ReceiverSupervisor.scala:136) org.apache.spark.streaming.receiver.ReceiverSupervisor.stop(ReceiverSupervisor.scala:112) org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:127) org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:106) org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:264) org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:257) org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62) org.apache.spark.scheduler.Task.run(Task.scala:54) org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:180) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) java.lang.Thread.run(Thread.java:744) 2014-11-10 00:17:44,797 INFO [Executor task launch worker-0] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Stopping BlockGenerator 2014-11-10 00:17:44,800 INFO [Executor task launch worker-0] util.RecurringTimer (Logging.scala:logInfo(59)) - Stopped timer for BlockGenerator after time 1415607464800 2014-11-10 00:17:44,801 INFO [Executor task launch worker-0] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Waiting for block pushing thread 2014-11-10 00:17:44,815 INFO [Thread-31] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Pushing out the last 0 blocks 2014-11-10 00:17:44,816 INFO [Thread-31] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Stopped block pushing thread 2014-11-10 00:17:44,816 INFO [Executor task launch worker-0] receiver.BlockGenerator (Logging.scala:logInfo(59)) - Stopped BlockGenerator 2014-11-10 00:17:44,817 INFO [Executor task launch worker-0] receiver.ReceiverSupervisorImpl (Logging.scala:logInfo(59)) - Waiting for executor stop is over 2014-11-10 00:17:44,818 ERROR [Executor task launch worker-0] receiver.ReceiverSupervisorImpl (Logging.scala:logError(75)) - Stopped executor with error: java.lang.AbstractMethodError 2014-11-10 00:17:44,820 ERROR [Executor task launch worker-0] executor.Executor (Logging.scala:logError(96)) - Exception in task 0.0 in stage 0.0 (TID 0) java.lang.AbstractMethodError at org.apache.spark.Logging$class.log(Logging.scala:52) at org.apache.spark.streaming.flume.FlumeReceiver.log(FlumeInputDStream.scala:134) at org.apache.spark.Logging$class.logInfo(Logging.scala:59) at org.apache.spark.streaming.flume.FlumeReceiver.logInfo(FlumeInputDStream.scala:134) at org.apache.spark.streaming.flume.FlumeReceiver.onStart(FlumeInputDStream.scala:146) at org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:121) at org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:106) at org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:264) at org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:257) at org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) at org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62) at org.apache.spark.scheduler.Task.run(Task.scala:54) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:180) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) 2014-11-10 00:17:44,832 ERROR [Executor task launch worker-0] executor.ExecutorUncaughtExceptionHandler (Logging.scala:logError(96)) - Uncaught exception in thread Thread[Executor task launch worker-0,5,main] java.lang.AbstractMethodError at org.apache.spark.Logging$class.log(Logging.scala:52) at org.apache.spark.streaming.flume.FlumeReceiver.log(FlumeInputDStream.scala:134) at org.apache.spark.Logging$class.logInfo(Logging.scala:59) at org.apache.spark.streaming.flume.FlumeReceiver.logInfo(FlumeInputDStream.scala:134) at org.apache.spark.streaming.flume.FlumeReceiver.onStart(FlumeInputDStream.scala:146) at org.apache.spark.streaming.receiver.ReceiverSupervisor.startReceiver(ReceiverSupervisor.scala:121) at org.apache.spark.streaming.receiver.ReceiverSupervisor.start(ReceiverSupervisor.scala:106) at org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:264) at org.apache.spark.streaming.scheduler.ReceiverTracker$ReceiverLauncher$$anonfun$9.apply(ReceiverTracker.scala:257) at org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) at org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1121) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62) at org.apache.spark.scheduler.Task.run(Task.scala:54) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:180) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744)
