NPE in TestDistributedUpgrade
-----------------------------
Key: HADOOP-1696
URL: https://issues.apache.org/jira/browse/HADOOP-1696
Project: Hadoop
Issue Type: Bug
Components: dfs
Reporter: dhruba borthakur
Assignee: Konstantin Shvachko
The TestDistributedUpgrade test fails once a while with the following stack
trace:
java.lang.NullPointerException
at
org.apache.hadoop.dfs.FSImage.getDistributedUpgradeState(FSImage.java:1036)
at org.apache.hadoop.dfs.FSImage.setFields(FSImage.java:411)
at org.apache.hadoop.dfs.Storage$StorageDirectory.write(Storage.java:169)
at
org.apache.hadoop.dfs.UpgradeUtilities.createVersionFile(UpgradeUtilities.java:306)
at
org.apache.hadoop.dfs.TestDistributedUpgrade.testDistributedUpgrade(TestDistributedUpgrade.java:100)
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