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  • eror---at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.init

    2016-05-29 23:00:09,532 WARN  [Thread-12] mapred.LocalJobRunner (LocalJobRunner.java:run(560)) - job_local1841304029_0001
    java.lang.Exception: java.lang.NullPointerException
        at org.apache.hadoop.mapred.LocalJobRunner$Job.runTasks(LocalJobRunner.java:462)
        at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:522)
    Caused by: java.lang.NullPointerException
        at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.init(MapTask.java:986)
        at org.apache.hadoop.mapred.MapTask.createSortingCollector(MapTask.java:391)
        at org.apache.hadoop.mapred.MapTask.access$100(MapTask.java:80)
        at org.apache.hadoop.mapred.MapTask$NewOutputCollector.<init>(MapTask.java:675)
        at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:747)
        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:340)
        at org.apache.hadoop.mapred.LocalJobRunner$Job$MapTaskRunnable.run(LocalJobRunner.java:243)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
    2016-05-29 23:00:10,298 INFO  [main] mapreduce.Job (Job.java:monitorAndPrintJob(1355)) - Job job_local1841304029_0001 running in uber mode : false
    2016-05-29 23:00:10,302 INFO  [main] mapreduce.Job (Job.java:monitorAndPrintJob(1362)) -  map 0% reduce 0%
    2016-05-29 23:00:10,308 INFO  [main] mapreduce.Job (Job.java:monitorAndPrintJob(1375)) - Job job_local1841304029_0001 failed with state FAILED due to: NA
    2016-05-29 23:00:10,325 INFO  [main] mapreduce.Job (Job.java:monitorAndPrintJob(1380)) - Counters: 0
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  • 原文地址:https://www.cnblogs.com/TendToBigData/p/10501448.html
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