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Build: NetBeans IDE Dev (Build 201204060400) VM: Java HotSpot(TM) Client VM, 22.1-b02, Java(TM) SE Runtime Environment, 1.7.0_03-b05 OS: Windows Vista User Comments: MackSix: Opened up 3 JavaSE projects and was checking out the List and Tree views in Project Window. I had just expaneded a node and was looking at it and this NullPointerException occured. v7.2 Dev 201204060400 on Vista Stacktrace: java.lang.NullPointerException at org.netbeans.spi.java.project.support.ui.TreeRootNode$PackageFilterNode.getShortDescription(TreeRootNode.java:598) at org.openide.nodes.FilterNode.getShortDescription(FilterNode.java:556) at org.openide.explorer.view.VisualizerNode.getShortDescription(VisualizerNode.java:211) at org.openide.explorer.view.TreeView$ExplorerTree.getToolTipText(TreeView.java:2152) at javax.swing.ToolTipManager$insideTimerAction.actionPerformed(ToolTipManager.java:629) at javax.swing.Timer.fireActionPerformed(Timer.java:312)
Created attachment 117958 [details] stacktrace
Created attachment 117959 [details] stacktrace Restarted NetBeans and it is still throwing this NullPointerException over and over again.
Created attachment 117960 [details] Project to use for reproduction. 1.) Open attached project in NetBeans Dev (Build 201204060400). 2.) View in Projects Window in Tree View. 3.) Open Source Packages nodes and try to drag & drop NewClass.java from folder "newpackage.bb.cc" to folder "mypackage.aa". This Error occurs.
Created attachment 118068 [details] stacktrace
Fixed jet-main 3bd0833b13de
Created attachment 118110 [details] stacktrace
This bug already has 5 duplicates see http://statistics.netbeans.org/exceptions/detail.do?id=186758
Created attachment 118137 [details] stacktrace
Integrated into 'main-golden', will be available in build *201204120400* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress) Changeset: http://hg.netbeans.org/main-golden/rev/3bd0833b13de User: Tomas Zezula <tzezula@netbeans.org> Log: #210839:NullPointerException at org.netbeans.spi.java.project.support.ui.TreeRootNode$PackageFilterNode.getShortDescription
Created attachment 118295 [details] stacktrace expanding project tree view (view package as is Tree)
marked as resolved in build 201204120400 but this occurred in netbeans-trunk-nightly-201204160400-ml-javaee-windows.exe ?
I am using the latest build and this is still occuring This should be reopened
(In reply to comment #12) > I am using the latest build and this is still occuring > > This should be reopened If you can post exact steps to reproduce it, then reopen it.
Cannot reproduce and also looking at the code I doubt it's possible.