java.lang.ArrayIndexOutOfBoundsException: 1
   at org.netbeans.modules.python.debugger.gui.PythonDebugContainer$_STACK_MANAGER_.getStackList(PythonDebugContainer.java:1512)
   at org.netbeans.modules.python.debugger.gui.PythonDebugContainer.getStack(PythonDebugContainer.java:1632)
   at org.netbeans.modules.python.debugger.PythonDebugger.getStack(PythonDebugger.java:268)
   at org.netbeans.modules.python.debugger.CallStackTreeModel.getChildren(CallStackTreeModel.java:243)
   at org.netbeans.spi.viewmodel.Models$DelegatingTreeModel.getChildren(Models.java:1795)
   at org.netbeans.spi.viewmodel.Models$CompoundModel.getChildren(Models.java:4422)
   at org.netbeans.modules.viewmodel.TreeModelNode$TreeModelChildren.getModelChildren(TreeModelNode.java:1486)
   at org.netbeans.modules.viewmodel.TreeModelNode$TreeModelChildren.run(TreeModelNode.java:1446)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)