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Bug 51232 - NullPointerException in HtmlBrowser<init>
Summary: NullPointerException in HtmlBrowser<init>
Status: CLOSED DUPLICATE of bug 48590
Alias: None
Product: platform
Classification: Unclassified
Component: -- Other -- (show other bugs)
Version: 4.x
Hardware: PC Windows ME/2000
: P3 blocker (vote)
Assignee: issues@platform
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2004-11-06 12:24 UTC by hchar
Modified: 2008-12-22 20:53 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter:

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Description hchar 2004-11-06 12:24:43 UTC 
I got the following stack trace when using
NetBeans 4.0beta 2 to generate javadoc for my project:

(Note the nested stack traces after pressing the
"Next" button.)

java.lang.IllegalStateException: Duplicate pair in
treePair1: SL[/Browsers/SimpleExtBrowser pair2:
SL[/Browsers/SimpleExtBrowser index1: 5 index2: 5
item1:
org.netbeans.modules.extbrowser.SimpleExtBrowser@1fadadc
item2:
org.netbeans.modules.extbrowser.SimpleExtBrowser@1fadadc
id1: 36e221 id2: 13815e0
	at
org.openide.util.lookup.ALPairComparator.compare(ALPairComparator.java:52)
	at java.util.TreeMap.compare(TreeMap.java:1093)
	at java.util.TreeMap.put(TreeMap.java:465)
	at java.util.TreeSet.add(TreeSet.java:210)
	at
org.openide.util.lookup.AbstractLookup$R.initItems(AbstractLookup.java:788)
	at
org.openide.util.lookup.AbstractLookup$R.allItemsWithoutBeforeLookup(AbstractLookup.java:749)
	at
org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:691)
	at
org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:378)
	at
org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:329)
	at
org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:378)
	at
org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:329)
	at
org.netbeans.core.IDESettings.getWWWBrowser(IDESettings.java:345)
	at
org.netbeans.core.NbTopManager$NbBrowser.<init>(NbTopManager.java:613)
[catch] at
org.netbeans.core.NbTopManager$1.run(NbTopManager.java:328)
	at
java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at
java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
	at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
	at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at
java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

(Press Next)

Annotation: Exception during initialization of
HTML browser module
java.lang.IllegalStateException: Duplicate pair in
treePair1: SL[/Browsers/SimpleExtBrowser pair2:
SL[/Browsers/SimpleExtBrowser index1: 5 index2: 5
item1:
org.netbeans.modules.extbrowser.SimpleExtBrowser@1fadadc
item2:
org.netbeans.modules.extbrowser.SimpleExtBrowser@1fadadc
id1: 36e221 id2: 13815e0
	at
org.openide.util.lookup.ALPairComparator.compare(ALPairComparator.java:52)
	at java.util.TreeMap.compare(TreeMap.java:1093)
	at java.util.TreeMap.put(TreeMap.java:465)
	at java.util.TreeSet.add(TreeSet.java:210)
	at
org.openide.util.lookup.AbstractLookup$R.initItems(AbstractLookup.java:788)
	at
org.openide.util.lookup.AbstractLookup$R.allItemsWithoutBeforeLookup(AbstractLookup.java:749)
	at
org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:691)
	at
org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:378)
	at
org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:329)
	at
org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:378)
	at
org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:329)
	at
org.openide.awt.HtmlBrowser.findComponent(HtmlBrowser.java:226)
	at
org.openide.awt.HtmlBrowser.<init>(HtmlBrowser.java:173)
	at
org.netbeans.core.HtmlBrowserComponent.<init>(HtmlBrowserComponent.java:83)
	at
org.netbeans.core.NbTopManager$NbBrowser.<init>(NbTopManager.java:613)
[catch] at
org.netbeans.core.NbTopManager$1.run(NbTopManager.java:328)
	at
java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at
java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
	at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
	at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at
java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

(Press Next)

java.lang.NullPointerException
	at
org.openide.awt.HtmlBrowser.<init>(HtmlBrowser.java:205)
	at
org.netbeans.core.HtmlBrowserComponent.<init>(HtmlBrowserComponent.java:83)
	at
org.netbeans.core.NbTopManager$NbBrowser.<init>(NbTopManager.java:613)
[catch] at
org.netbeans.core.NbTopManager$1.run(NbTopManager.java:328)
	at
java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at
java.awt.EventQueue.dispatchEvent(EventQueue.java:461)
	at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)
	at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at
java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
Comment 1 zikmund 2004-11-08 15:29:38 UTC 
Known Beta2 bug - see workaround in issue 48590.

*** This issue has been marked as a duplicate of 48590 ***
Comment 2 Marian Mirilovic 2005-07-12 10:16:27 UTC 
closed