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Bug 262390

Summary:	NullPointerException at org.netbeans.lib.profiler.heap.NearestGCRoot.fillZeroLevel
Product:	profiler	Reporter:	Exceptions Reporter <exceptions_reporter>
Component:	Engine	Assignee:	Tomas Hurka <thurka>
Status:	RESOLVED FIXED
Severity:	normal	CC:	thurka
Priority:	P3
Version:	8.2
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	224452
Attachments:	stacktrace

Description Exceptions Reporter 2016-06-10 08:53:31 UTC

This issue was reported manually by thurka.
It already has 1 duplicates 


Build: NetBeans IDE Dev (Build 20160610-89f8a448e170)
VM: Java HotSpot(TM) 64-Bit Server VM, 25.72-b15, Java(TM) SE Runtime Environment, 1.8.0_72-b15
OS: Mac OS X

User Comments:
GUEST: 1) open heap dump from exception report 815156
2) compute path to GC root




Stacktrace: 
java.lang.NullPointerException
   at org.netbeans.lib.profiler.heap.NearestGCRoot.fillZeroLevel(NearestGCRoot.java:257)
   at org.netbeans.lib.profiler.heap.NearestGCRoot.computeGCRoots(NearestGCRoot.java:128)
   at org.netbeans.lib.profiler.heap.NearestGCRoot.getNearestGCRootPointer(NearestGCRoot.java:98)
   at org.netbeans.lib.profiler.heap.HprofHeap.getNearestGCRootPointer(HprofHeap.java:679)
   at org.netbeans.lib.profiler.heap.InstanceDump.getNearestGCRootPointer(InstanceDump.java:108)
   at org.netbeans.modules.profiler.heapwalk.model.BrowserUtils.computeChildrenToNearestGCRoot(BrowserUtils.java:233)

Comment 1 Exceptions Reporter 2016-06-10 08:53:33 UTC

Created attachment 160025 [details]
stacktrace

Comment 2 Tomas Hurka 2016-06-10 13:32:32 UTC

Fixed in profiler-main

changeset:   297387:c160853f77f3
user:        Tomas Hurka <thurka@netbeans.org>
date:        Fri Jun 10 15:31:30 2016 +0200
summary:     bugfix #262390, handle broken heapdump gracefuly