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Arpit Gupta commented on HDFS-2366: ----------------------------------- bash-3.2$ bin/hadoop jar hadoop-examples-0.20.205.0.jar wordcount webhdfs://host:50070/wordcount webhdfs/wordcount_output1 java.lang.NullPointerException at org.apache.hadoop.hdfs.web.resources.UserParam.<init>(UserParam.java:43) at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.toUrl(WebHdfsFileSystem.java:184) at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.httpConnect(WebHdfsFileSystem.java:196) at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:232) at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:407) at org.apache.hadoop.hdfs.HftpFileSystem.initialize(HftpFileSystem.java:183) at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.initialize(WebHdfsFileSystem.java:96) at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1326) at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:65) at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1344) at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:242) at org.apache.hadoop.fs.Path.getFileSystem(Path.java:187) at org.apache.hadoop.mapreduce.lib.input.FileInputFormat.addInputPath(FileInputFormat.java:372) at org.apache.hadoop.examples.WordCount.main(WordCount.java:65) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68) at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139) at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:64) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.util.RunJar.main(RunJar.java:156) > webhds throws a npe when ugi is null from getDelegationToken > ------------------------------------------------------------ > > Key: HDFS-2366 > URL: https://issues.apache.org/jira/browse/HDFS-2366 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 0.20.205.0 > Reporter: Arpit Gupta > Assignee: Tsz Wo (Nicholas), SZE > -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira