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https://issues.apache.org/jira/browse/HDFS-13287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wei-Chiu Chuang reopened HDFS-13287:
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[~aajisaka] thanks! I've reverted the commit from trunk. Reopen the jira to
correct the fix.
> TestINodeFile#testGetBlockType results in NPE when run alone
> ------------------------------------------------------------
>
> Key: HDFS-13287
> URL: https://issues.apache.org/jira/browse/HDFS-13287
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Virajith Jalaparti
> Assignee: Virajith Jalaparti
> Priority: Minor
> Fix For: 3.3.0, 3.2.1, 3.1.3
>
> Attachments: HDFS-13287.01.patch
>
>
> When TestINodeFile#testGetBlockType is run by itself, it results in the
> following error:
> {code:java}
> [ERROR] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.218
> s <<< FAILURE! - in org.apache.hadoop.hdfs.server.namenode.TestINodeFile
> [ERROR]
> testGetBlockType(org.apache.hadoop.hdfs.server.namenode.TestINodeFile) Time
> elapsed: 0.023 s <<< ERROR!
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.namenode.ErasureCodingPolicyManager.getPolicyInfoByID(ErasureCodingPolicyManager.java:220)
> at
> org.apache.hadoop.hdfs.server.namenode.ErasureCodingPolicyManager.getByID(ErasureCodingPolicyManager.java:208)
> at
> org.apache.hadoop.hdfs.server.namenode.INodeFile$HeaderFormat.getBlockLayoutRedundancy(INodeFile.java:207)
> at
> org.apache.hadoop.hdfs.server.namenode.INodeFile.<init>(INodeFile.java:266)
> at
> org.apache.hadoop.hdfs.server.namenode.TestINodeFile.createStripedINodeFile(TestINodeFile.java:112)
> at
> org.apache.hadoop.hdfs.server.namenode.TestINodeFile.testGetBlockType(TestINodeFile.java:299)
> ....
> {code}
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