Jason Lowe created MAPREDUCE-4689:
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Summary: JobClient.getMapTaskReports on failed job results in NPE
Key: MAPREDUCE-4689
URL: https://issues.apache.org/jira/browse/MAPREDUCE-4689
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: client
Affects Versions: 0.23.3
Reporter: Jason Lowe
When calling JobClient.getMapTaskReports for a job that has failed results in
an NPE. For example:
{noformat}
Exception in thread "main" java.lang.NullPointerException
at
org.apache.hadoop.mapreduce.counters.AbstractCounters.<init>(AbstractCounters.java:107)
at org.apache.hadoop.mapred.Counters.<init>(Counters.java:71)
at org.apache.hadoop.mapred.Counters.downgrade(Counters.java:80)
at org.apache.hadoop.mapred.TaskReport.downgrade(TaskReport.java:81)
at
org.apache.hadoop.mapred.TaskReport.downgradeArray(TaskReport.java:88)
at org.apache.hadoop.mapred.JobClient.getTaskReports(JobClient.java:691)
at
org.apache.hadoop.mapred.JobClient.getMapTaskReports(JobClient.java:681)
...
{noformat}
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