[TEZ-2907] NPE in IFile.Reader.getLength during final merge operation

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.7.1, 0.6.3, 0.8.2
• Target Version/s: 0.6.3
• Assignee: Rajesh Balamohan
• Reporter: Rajesh Balamohan
• Created: 22/Oct/15 17:52
• Updated: 18/May/16 04:55
• Resolved: 22/Oct/15 21:15

Description

Caused by: java.lang.NullPointerException
        at org.apache.tez.runtime.library.common.sort.impl.IFile$Reader.getLength(IFile.java:645)
        at org.apache.tez.runtime.library.common.sort.impl.TezMerger$Segment.<init>(TezMerger.java:303)
        at org.apache.tez.runtime.library.common.sort.impl.TezMerger$Segment.<init>(TezMerger.java:295)
        at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.MergeManager.finalMerge(MergeManager.java:1129)
        at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.MergeManager.close(MergeManager.java:557)
        at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.Shuffle$RunShuffleCallable.callInternal(Shuffle.java:313)
		... 6 more

Might be happening after TEZ-2850.