[HADOOP-2717] NPE while closing file.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 0.16.0
• Assignee: Dhruba Borthakur
• Reporter: Raghu Angadi
• Created: 26/Jan/08 04:23
• Updated: 08/Jul/09 16:42
• Resolved: 28/Jan/08 16:54

Description

Saw this NPE in one of the hudson builds :

java.lang.NullPointerException
	at org.apache.hadoop.dfs.DFSClient$DFSOutputStream.close(DFSClient.java:2277)
	at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:51)
	at org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:67)
	at org.apache.hadoop.dfs.TestCheckpoint.writeFile(TestCheckpoint.java:49)
	at org.apache.hadoop.dfs.TestCheckpoint.testSecondaryNamenodeError2(TestCheckpoint.java:231)
	at org.apache.hadoop.dfs.TestCheckpoint.testCheckpoint(TestCheckpoint.java:412)

        if (response != null) {
          response.join(); // line 2277
        }