[HDFS-3558] OfflineImageViewer throws an NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 0.23.3
• Fix Version/s: 0.23.3
• Target Version/s: 0.23.3
• Assignee: Ravi Prakash
• Reporter: Ravi Prakash
• Created: 12/Jun/12 01:53
• Updated: 10/Jul/12 18:31
• Resolved: 10/Jul/12 18:30

Description

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)