java.lang.NullPointerException

Google Groups | Sunil Nair | 6 months ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    S3 Deep storage set up-errors

    Google Groups | 6 months ago | Sunil Nair
    java.lang.NullPointerException
  2. 0

    Failure while using S3

    Google Groups | 9 months ago | Nikita Salnikov-Tarnovski
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.hadoop.fs.s3native.NativeS3FileSystem.getFileStatus()
    2. Hadoop
      FileSystem.create
      1. org.apache.hadoop.fs.s3native.NativeS3FileSystem.getFileStatus(NativeS3FileSystem.java:433)[hadoop-common-2.3.0.jar:?]
      2. org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1399)[hadoop-common-2.3.0.jar:?]
      3. org.apache.hadoop.fs.s3native.NativeS3FileSystem.create(NativeS3FileSystem.java:341)[hadoop-common-2.3.0.jar:?]
      4. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:907)[hadoop-common-2.3.0.jar:?]
      5. org.apache.hadoop.fs.FileSystem.create(FileSystem.java:868)[hadoop-common-2.3.0.jar:?]
      5 frames
    3. Druid Hadoop
      JobHelper$4.push
      1. io.druid.indexer.JobHelper$4.push(JobHelper.java:368)[druid-indexing-hadoop-0.9.1.1.jar:0.9.1.1]
      1 frame
    4. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[?:1.8.0_65]
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[?:1.8.0_65]
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[?:1.8.0_65]
      4. java.lang.reflect.Method.invoke(Method.java:497)[?:1.8.0_65]
      4 frames
    5. Hadoop
      RetryInvocationHandler.invoke
      1. org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186)[hadoop-common-2.3.0.jar:?]
      2. org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)[hadoop-common-2.3.0.jar:?]
      2 frames
    6. com.sun.proxy
      $Proxy194.push
      1. com.sun.proxy.$Proxy194.push(Unknown Source)[?:?]
      1 frame
    7. Druid Hadoop
      IndexGeneratorJob$IndexGeneratorReducer.reduce
      1. io.druid.indexer.JobHelper.serializeOutIndex(JobHelper.java:386)[druid-indexing-hadoop-0.9.1.1.jar:0.9.1.1]
      2. io.druid.indexer.IndexGeneratorJob$IndexGeneratorReducer.reduce(IndexGeneratorJob.java:703)[druid-indexing-hadoop-0.9.1.1.jar:0.9.1.1]
      3. io.druid.indexer.IndexGeneratorJob$IndexGeneratorReducer.reduce(IndexGeneratorJob.java:469)[druid-indexing-hadoop-0.9.1.1.jar:0.9.1.1]
      3 frames
    8. Hadoop
      LocalJobRunner$Job$ReduceTaskRunnable.run
      1. org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:171)[hadoop-mapreduce-client-core-2.3.0.jar:?]
      2. org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:627)[hadoop-mapreduce-client-core-2.3.0.jar:?]
      3. org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:389)[hadoop-mapreduce-client-core-2.3.0.jar:?]
      4. org.apache.hadoop.mapred.LocalJobRunner$Job$ReduceTaskRunnable.run(LocalJobRunner.java:319)[hadoop-mapreduce-client-common-2.3.0.jar:?]
      4 frames
    9. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)[?:1.8.0_65]
      2. java.util.concurrent.FutureTask.run(FutureTask.java:266)[?:1.8.0_65]
      3. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[?:1.8.0_65]
      4. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[?:1.8.0_65]
      5. java.lang.Thread.run(Thread.java:745)[?:1.8.0_65]
      5 frames