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I am running a local build of main-golden updated April 21, 2010. The UI stopped responding although netbeans was take 120% of my CPU (I have 8). Eventually an out of memory error occurred. I was not able to submit the bug as the UI was still not responsive (it kept popping up more error reporting dialogs). Here is the stack trace from the log file. SEVERE [global] java.lang.OutOfMemoryError: Java heap space at java.io.ObjectOutputStream$HandleTable.growEntries(ObjectOutputStream.java:2312) at java.io.ObjectOutputStream$HandleTable.assign(ObjectOutputStream.java:2237) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1388) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1338) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1146) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) at java.util.TreeMap.writeObject(TreeMap.java:2252) at sun.reflect.GeneratedMethodAccessor161.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) at org.netbeans.core.ui.sampler.SamplesOutputStream$Sample.writeToStream(SamplesOutputStream.java:225) at org.netbeans.core.ui.sampler.SamplesOutputStream$Sample.access$000(SamplesOutputStream.java:193) at org.netbeans.core.ui.sampler.SamplesOutputStream.close(SamplesOutputStream.java:168) at org.netbeans.core.ui.sampler.SelfSamplerAction$Controller.actionPerformed(SelfSamplerAction.java:312) at org.netbeans.core.TimableEventQueue.done(TimableEventQueue.java:162) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:135) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188) [catch] at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) SEVERE [global] java.lang.AssertionError at org.netbeans.core.ui.sampler.SelfSamplerAction$Controller.actionPerformed(SelfSamplerAction.java:288) at org.netbeans.core.TimableEventQueue.done(TimableEventQueue.java:182) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:135) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188) [catch] at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
Please evaluate.
It should be fixed in latest dev. build.