[YARN-4747] AHS error 500 due to NPE when container start event is missing

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.2
• Fix Version/s: 2.8.0, 2.7.3, 3.0.0-alpha1
• Component/s: timelineserver
• Target Version/s: 2.7.3
• Hadoop Flags: Reviewed
• Assignee: Varun Saxena
• Reporter: Jason Darrell Lowe
• Created: 29/Feb/16 21:41
• Updated: 30/Aug/16 01:05
• Resolved: 06/May/16 23:05

Description

Saw an error 500 due to a NullPointerException caused by a missing host for an AM container. Stacktrace to follow.