Error 2006-03-18 22:04:07.708 While calling targetAdded for org.argouml.ui.targetmanager.TargetEvent[source=org.argouml.ui.targetmanager.TargetManager@8d2bd] in org.argouml.ui.DetailsPane[,0,0,0x0,invalid,layout=java.awt.BorderLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=9,maximumSize=,minimumSize=,preferredSize=] an error is thrown. java.lang.IllegalArgumentException: Unrecognized object [Annotated Element/class org.argouml.uml.diagram.static_structure.ui.CommentEdge] at org.argouml.model.uml.NSUMLModelFacade.illegalArgument(NSUMLModelFacade.java:4568) at org.argouml.model.uml.NSUMLModelFacade.illegalArgumentObject(NSUMLModelFacade.java:4592) at org.argouml.model.uml.NSUMLModelFacade.getVisibility(NSUMLModelFacade.java:4452) at org.argouml.uml.ui.foundation.core.UMLModelElementVisibilityRadioButtonPanel.buildModel(UMLModelElementVisibilityRadioButtonPanel.java:73) at org.argouml.uml.ui.UMLRadioButtonPanel.setTarget(UMLRadioButtonPanel.java:224) at org.argouml.uml.ui.UMLRadioButtonPanel.targetAdded(UMLRadioButtonPanel.java:272) at org.argouml.uml.ui.PropPanel.fireTargetAdded(PropPanel.java:704) at org.argouml.uml.ui.PropPanel.targetAdded(PropPanel.java:660) at org.argouml.uml.ui.TabProps.fireTargetAdded(TabProps.java:522) at org.argouml.uml.ui.TabProps.targetAdded(TabProps.java:460) at org.argouml.ui.DetailsPane.fireTargetAdded(DetailsPane.java:674) at org.argouml.ui.DetailsPane.targetAdded(DetailsPane.java:606) at org.argouml.ui.targetmanager.TargetManager.fireTargetAdded(TargetManager.java:642) at org.argouml.ui.targetmanager.TargetManager.internalOnSetTarget(TargetManager.java:397) at org.argouml.ui.targetmanager.TargetManager.addTarget(TargetManager.java:539) at org.argouml.ui.explorer.ExplorerTree$NavigationTreeSelectionListener.valueChanged(ExplorerTree.java:446) at javax.swing.JTree.fireValueChanged(JTree.java:2399) at javax.swing.JTree$TreeSelectionRedirector.valueChanged(JTree.java:2770) at javax.swing.tree.DefaultTreeSelectionModel.fireValueChanged(DefaultTreeSelectionModel.java:629) at javax.swing.tree.DefaultTreeSelectionModel.notifyPathChange(DefaultTreeSelectionModel.java:1078) at javax.swing.tree.DefaultTreeSelectionModel.setSelectionPaths(DefaultTreeSelectionModel.java:287) at javax.swing.tree.DefaultTreeSelectionModel.setSelectionPath(DefaultTreeSelectionModel.java:170) at javax.swing.JTree.setSelectionPath(JTree.java:1174) at javax.swing.plaf.basic.BasicTreeUI.selectPathForEvent(BasicTreeUI.java:2296) at javax.swing.plaf.basic.BasicTreeUI$Handler.handleSelectionImpl(BasicTreeUI.java:3505) at javax.swing.plaf.basic.BasicTreeUI$Handler.handleSelection(BasicTreeUI.java:3480) at javax.swing.plaf.basic.BasicTreeUI$Handler.mousePressed(BasicTreeUI.java:3461) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:222) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:221) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:221) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:221) at java.awt.Component.processMouseEvent(Component.java:5485) at javax.swing.JComponent.processMouseEvent(JComponent.java:3126) at java.awt.Component.processEvent(Component.java:5253) at java.awt.Container.processEvent(Container.java:1966) at java.awt.Component.dispatchEventImpl(Component.java:3955) at java.awt.Container.dispatchEventImpl(Container.java:2024) at java.awt.Component.dispatchEvent(Component.java:3803) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3889) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822) at java.awt.Container.dispatchEventImpl(Container.java:2010) at java.awt.Component.dispatchEvent(Component.java:3803) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)