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Build: NetBeans IDE 6.9 RC1 (Build 201005202201) VM: Java HotSpot(TM) 64-Bit Server VM, 16.3-b01, Java(TM) SE Runtime Environment, 1.6.0_20-b02 OS: Linux User Comments: mmirilovic: - run one debugging session - run another one (another project) - open Loaded CLasses - switch project in Debugging View -> exception rises ... reproducible for 100% Stacktrace: java.lang.NullPointerException: Null child at index 0, parent: Root, model: org.netbeans.spi.viewmodel.Models$CompoundModel@4ea18ffb TreeModel = org.netbeans.spi.viewmodel.Models$CompoundTreeModel@217172ed org.netbeans.modules.debugger.jpda.projects.ToolTipTreeModelFilter@4c10f433 org.netbeans.modules.debugger.jpda.ui.models.VariablesTreeModelFilter@23a36fdc org.netbeans.modules.debugger.jpda.ui.models.VariablesTreeModelFilterSI@3f04e6cb org.netbeans.spi.viewmodel.Models$DelegatingTreeModel@50f3d011 org.netbeans.modules.debugger.jpda.models.LocalsTreeModel@10ef2f7 NodeModel = org.netbeans.spi.viewmodel.Models$CompoundNodeModel@165b0a8d org.netbeans.modules.debugger.jpda.projects.ToolTipNodeModelFilter@6d106748 org.netbeans.modules.debugger.jpda.ui.models.VariablesTreeModelFilter@23a36fdc org.netbeans.modules.debugger.jpda.ui.models.VariablesNodeModel@7a07e605 org.netbeans.modules.debugger.jpda.ui.models.VariablesTreeModelFilterSI@3f04e6cb TableMo at org.netbeans.modules.viewmodel.TreeModelNode$TreeModelChildren.applyChildren(TreeModelNode.java:1380) at org.netbeans.modules.viewmodel.TreeModelNode$TreeModelChildren.run(TreeModelNode.java:1268) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1957)
Created attachment 99299 [details] stacktrace
Reassigning.
*** This bug has been marked as a duplicate of bug 186297 ***
verified duplicate