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Bug 216309 - NullPointerException at java.util.concurrent.CopyOnWriteArrayList.size
Summary: NullPointerException at java.util.concurrent.CopyOnWriteArrayList.size
Status: RESOLVED WORKSFORME
Alias: None
Product: platform
Classification: Unclassified
Component: JDK Problems (show other bugs)
Version: 7.3
Hardware: All All
: P3 normal (vote)
Assignee: Stanislav Aubrecht
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-08-02 09:22 UTC by Vladimir Riha
Modified: 2012-12-07 13:50 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter: 191236

Attachments
stacktrace (3.13 KB, text/plain)
2012-08-02 09:22 UTC, Vladimir Riha 		Details
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Description Vladimir Riha 2012-08-02 09:22:18 UTC 
Build: NetBeans IDE Dev (Build EaselCSS-416-on-20120802)
VM: Java HotSpot(TM) Client VM, 23.2-b09, Java(TM) SE Runtime Environment, 1.7.0_06-ea-b20
OS: Linux

Stacktrace: 
java.lang.NullPointerException
   at java.util.concurrent.CopyOnWriteArrayList.size(CopyOnWriteArrayList.java:143)
   at java.util.concurrent.CopyOnWriteArrayList.isEmpty(CopyOnWriteArrayList.java:152)
   at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:116)
   at org.netbeans.swing.tabcontrol.plaf.DefaultTabSelectionModel.setSelectedIndex(DefaultTabSelectionModel.java:111)
   at org.netbeans.swing.tabcontrol.plaf.BasicTabDisplayerUI$BasicDisplayerMouseListener.performCommand(BasicTabDisplayerUI.java:770)
   at org.netbeans.swing.tabcontrol.plaf.BasicTabDisplayerUI$BasicDisplayerMouseListener.potentialCommand(BasicTabDisplayerUI.java:759)
Comment 1 Vladimir Riha 2012-08-02 09:22:20 UTC 
Created attachment 122669 [details]
stacktrace
Comment 2 Stanislav Aubrecht 2012-09-13 13:40:13 UTC 
This is a bug in java.util.concurrent.CopyOnWriteArrayList
Comment 3 Stanislav Aubrecht 2012-12-07 13:50:39 UTC 
Cannot reproduce and there are no new exception reports for this bug - closing.