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Bug 203687 - NullPointerException at org.netbeans.core.windows.services.NodeOperationImpl$SheetNodesListener$1.run
Summary: NullPointerException at org.netbeans.core.windows.services.NodeOperationImpl$...
Status: RESOLVED FIXED
Alias: None
Product: platform
Classification: Unclassified
Component: Nodes (show other bugs)
Version: 7.1
Hardware: All All
: P3 normal (vote)
Assignee: Jaroslav Tulach
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2011-10-14 03:51 UTC by MackSix
Modified: 2011-11-19 16:17 UTC (History)
1 user (show)

See Also:
Issue Type: DEFECT
Exception Reporter: 181533

Attachments
stacktrace (3.07 KB, text/plain)
2011-10-14 03:51 UTC, MackSix 		Details
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Description MackSix 2011-10-14 03:51:13 UTC 
Build: NetBeans IDE Dev (Build 201110120600)
VM: Java HotSpot(TM) Client VM, 21.0-b17, Java(TM) SE Runtime Environment, 1.7.0-b147
OS: Windows Vista

User Comments:
MackSix: Tried to Drag and Drop a jScrollPane/jList from a JFrame to "Other Components" in the Navigator Window.

theosib: Deleted some widgets




Stacktrace: 
java.lang.NullPointerException
   at org.netbeans.core.windows.services.NodeOperationImpl$SheetNodesListener$1.run(NodeOperationImpl.java:454)
   at org.openide.util.Mutex.doEvent(Mutex.java:1341)
   at org.openide.util.Mutex.readAccess(Mutex.java:348)
   at org.netbeans.core.windows.services.NodeOperationImpl$SheetNodesListener.nodeDestroyed(NodeOperationImpl.java:452)
   at org.openide.nodes.Node.fireNodeDestroyed(Node.java:1215)
   at org.openide.nodes.Children$Keys.destroyNodes(Children.java:1604)
Comment 1 MackSix 2011-10-14 03:51:17 UTC 
Created attachment 112032 [details]
stacktrace
Comment 2 Jaroslav Tulach 2011-11-14 11:55:04 UTC 
ergonomics#9e4eaf7063a5
Comment 3 Quality Engineering 2011-11-19 07:04:18 UTC 
Integrated into 'releases'
Changeset: http://hg.netbeans.org/releases/rev/9e4eaf7063a5
User: Jaroslav Tulach <jtulach@netbeans.org>
Log: #203687: NullPointerException at org.netbeans.core.windows.services.NodeOperationImpl$SheetNodesListener$1.run
Be ready for null value
Comment 4 Quality Engineering 2011-11-19 16:17:09 UTC 
Integrated into 'main-golden'
Changeset: http://hg.netbeans.org/main-golden/rev/9e4eaf7063a5
User: Jaroslav Tulach <jtulach@netbeans.org>
Log: #203687: NullPointerException at org.netbeans.core.windows.services.NodeOperationImpl$SheetNodesListener$1.run
Be ready for null value