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Bug 208587 - NullPointerException at org.openide.nodes.EntrySupport$Lazy.removeEntries
Summary: NullPointerException at org.openide.nodes.EntrySupport$Lazy.removeEntries
Status: RESOLVED DUPLICATE of bug 207180
Alias: None
Product: platform
Classification: Unclassified
Component: Nodes (show other bugs)
Version: 7.2
Hardware: All All
: P3 normal (vote)
Assignee: Jaroslav Tulach
URL:
Keywords:
: 208497 208588 208760 (view as bug list)
Depends on:
Blocks:
 
Reported: 2012-02-17 19:10 UTC by Alexander Simon
Modified: 2012-03-05 10:01 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter: 185180

Attachments
stacktrace (7.28 KB, text/plain)
2012-02-17 19:10 UTC, Alexander Simon 		Details
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Description Alexander Simon 2012-02-17 19:10:31 UTC 
Build: NetBeans IDE Dev (Build 20120217-e7f869275b98)
VM: Java HotSpot(TM) 64-Bit Server VM, 20.1-b02, Java(TM) SE Runtime Environment, 1.6.0_26-b03
OS: Linux

Stacktrace: 
java.lang.NullPointerException
   at org.openide.nodes.EntrySupport$Lazy.removeEntries(EntrySupport.java:1800)
   at org.openide.nodes.EntrySupport$Lazy.refreshEntry(EntrySupport.java:1334)
   at org.openide.nodes.Children$Keys$1.run(Children.java:1460)
   at org.openide.util.Mutex$1Exec.run(Mutex.java:1244)
   at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1920)
   at org.openide.util.Mutex.postRequest(Mutex.java:1250)
Comment 1 Alexander Simon 2012-02-17 19:10:35 UTC 
Created attachment 115895 [details]
stacktrace
Comment 2 Alexander Simon 2012-02-17 19:21:11 UTC 
This is watches of variables in the beginning of method removeEntries() at NP time:
"removeEntries(): org.openide.nodes.EntrySupport$Lazy@5f6a575e"
"    entriesToRemove: null"
"    entryToRemove: Children.Keys.KE[rc/main/java/oracle/oer/domainmodeler/core/TypeExtensionConfig.java [invalid],0],0]"
"    newEntryInfo: EntryInfo for entry: Children.Keys.KE[rc/main/java/oracle/oer/domainmodeler/core/TypeExtensionConfig.java [invalid],0],0], node: org.openide.nodes.EntrySupport$Lazy$DummyNode@6b82fc0a[Name=, displayName=]"
"    newEntryInfo: EntryInfo for entry: Children.Keys.KE[rc/main/java/oracle/oer/domainmodeler/core/TypeExtensionConfig.java [invalid],0],0], node: org.openide.nodes.EntrySupport$Lazy$DummyNode@6b82fc0a[Name=, displayName=]"
"    justHide: true"
Comment 3 Jaroslav Tulach 2012-03-05 09:50:47 UTC 
*** Bug 208760 has been marked as a duplicate of this bug. ***
Comment 4 Jaroslav Tulach 2012-03-05 09:50:51 UTC 
*** Bug 208588 has been marked as a duplicate of this bug. ***
Comment 5 Jaroslav Tulach 2012-03-05 09:50:55 UTC 
*** Bug 208497 has been marked as a duplicate of this bug. ***
Comment 6 Jaroslav Tulach 2012-03-05 10:01:14 UTC 
The NPE will be prevented by fix of bug 207180.

*** This bug has been marked as a duplicate of bug 207180 ***