Tue May 29 16:04:08 GMT+02:00 2001: java.lang.IllegalArgumentException: Cannot have null root context.
java.lang.IllegalArgumentException: Cannot have null root context.
        at org.openide.explorer.ExplorerManager.setRootContext(ExplorerManager.java:333)
        at org.netbeans.modules.debugger.support.nodes.DebuggerView.createView(DebuggerView.java:244)
        at org.netbeans.modules.debugger.support.nodes.DebuggerView.addNotify(DebuggerView.java:201)
        at java.awt.Container.addNotify(Container.java:1579)
        at javax.swing.JComponent.addNotify(JComponent.java:4015)
        at java.awt.Container.addImpl(Container.java:374)
        at java.awt.Container.add(Container.java:228)
        at org.netbeans.core.windows.frames.MultiTabbedContainerImpl.attachComponents(MultiTabbedContainerImpl.java:181)
        at org.netbeans.core.windows.frames.DefaultContainerImpl.setAttached(DefaultContainerImpl.java:416)
        at org.netbeans.core.windows.ModeImpl.setVisible(ModeImpl.java:617)
        at org.netbeans.core.windows.WorkspaceVisibilityManager.setModesVisibility(WorkspaceVisibilityManager.java:309)
        at org.netbeans.core.windows.WorkspaceVisibilityManager.processModes(WorkspaceVisibilityManager.java:260)
        at org.netbeans.core.windows.WorkspaceVisibilityManager.doSetVisible(WorkspaceVisibilityManager.java:168)
        at org.netbeans.core.windows.WorkspaceVisibilityManager.setVisible(WorkspaceVisibilityManager.java:87)
        at org.netbeans.core.windows.WorkspaceImpl.setVisible(WorkspaceImpl.java:412)
        at org.netbeans.core.windows.WindowManagerImpl.setCurrentWorkspace(WindowManagerImpl.java:352)
        at org.netbeans.core.windows.WorkspaceImpl.activate(WorkspaceImpl.java:259)
        at org.netbeans.core.windows.WorkspaceSwitcher$2.propertyChange(WorkspaceSwitcher.java:112)
        at org.netbeans.core.awt.TabControl.fireIndexChange(TabControl.java:707)
        at org.netbeans.core.awt.TabControl.setSelectedIndex(TabControl.java:166)
        at org.netbeans.core.awt.TabControl.processMouseEvent(TabControl.java:666)
        at java.awt.Component.processEvent(Component.java:3546)
        at java.awt.Container.processEvent(Container.java:1164)
        at java.awt.Component.dispatchEventImpl(Component.java:2595)
        at java.awt.Container.dispatchEventImpl(Container.java:1213)
        at java.awt.Component.dispatchEvent(Component.java:2499)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2451)
[catch] at java.awt.LightweightDispatcher.processMouseEvent(Container.java:2210)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:2125)
        at java.awt.Container.dispatchEventImpl(Container.java:1200)
        at java.awt.Window.dispatchEventImpl(Window.java:912)
        at java.awt.Component.dispatchEvent(Component.java:2499)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:319)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:103)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:84)