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https://issues.apache.org/jira/browse/HDFS-4490?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daryn Sharp resolved HDFS-4490.
-------------------------------
Resolution: Duplicate
> Confusing WebHDFS exception when user has no TGT
> ------------------------------------------------
>
> Key: HDFS-4490
> URL: https://issues.apache.org/jira/browse/HDFS-4490
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: webhdfs
> Affects Versions: 0.23.0
> Reporter: Daryn Sharp
>
> {noformat}
> $ hadoop fs -ls webhdfs://host/
> -ls: Fatal internal error
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:279)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:431)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:725)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initDelegationToken(WebHdfsFileSystem.java:184)
> at
> org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initialize(WebHdfsFileSystem.java:173)
> at
> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2160)
> [...]
> {noformat}
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