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From "Ravi Prakash (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HADOOP-8504) OfflineImageViewer throws an NPE
Date Tue, 12 Jun 2012 01:54:42 GMT
Ravi Prakash created HADOOP-8504:
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             Summary: OfflineImageViewer throws an NPE
                 Key: HADOOP-8504
                 URL: https://issues.apache.org/jira/browse/HADOOP-8504
             Project: Hadoop Common
          Issue Type: Bug
            Reporter: Ravi Prakash


Courtesy [~mithun]
Exception in thread "main" java.lang.NullPointerException
	at org.apache.hadoop.security.authentication.util.KerberosName.getShortName(KerberosName.java:371)
	at org.apache.hadoop.security.User.<init>(User.java:48)
	at org.apache.hadoop.security.User.<init>(User.java:43)
	at org.apache.hadoop.security.UserGroupInformation.createRemoteUser(UserGroupInformation.java:857)
	at org.apache.hadoop.security.token.delegation.AbstractDelegationTokenIdentifier.getUser(AbstractDelegationTokenIdentifier.java:91)
	at org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier.toString(DelegationTokenIdentifier.java:61)
	at org.apache.hadoop.hdfs.tools.offlineImageViewer.ImageLoaderCurrent.processDelegationTokens(ImageLoaderCurrent.java:222)
	at org.apache.hadoop.hdfs.tools.offlineImageViewer.ImageLoaderCurrent.loadImage(ImageLoaderCurrent.java:185)
	at org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewer.go(OfflineImageViewer.java:129)
	at org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewer.main(OfflineImageViewer.java:250)

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