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Reproduced in build 060720. To reproduce the bug: - create PO schema; - create a new schema; - include PO into the new schema; - in the new schema create a new global element; - in the global element customizer select PurchaseOrderType type defined in PO schema. java.lang.NullPointerException at org.netbeans.modules.xml.schema.ui.basic.editors.SchemaComponentSelectionPanel.setDescription(SchemaComponentSelectionPanel.java:267) at org.netbeans.modules.xml.schema.ui.basic.editors.SchemaComponentSelectionPanel.propertyChange(SchemaComponentSelectionPanel.java:220) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.openide.explorer.ExplorerManager$2.run(ExplorerManager.java:776) at org.openide.util.Mutex.doEvent(Mutex.java:1158) at org.openide.util.Mutex.readAccess(Mutex.java:284) at org.openide.explorer.ExplorerManager.fireInAWT(ExplorerManager.java:773) at org.openide.explorer.ExplorerManager.access$600(ExplorerManager.java:58) at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.updateSelection(ExplorerManager.java:248) at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.run(ExplorerManager.java:253) at org.openide.util.Mutex.readAccess(Mutex.java:293) at org.openide.explorer.ExplorerManager.setSelectedNodes(ExplorerManager.java:259) at org.openide.explorer.ExplorerManager$1SetExploredContextAndSelection.run(ExplorerManager.java:340) at org.openide.util.Mutex.readAccess(Mutex.java:293) at org.openide.explorer.ExplorerManager.setExploredContextAndSelection(ExplorerManager.java:353) at org.openide.explorer.view.BeanTreeView.selectionChanged(BeanTreeView.java:103) at org.openide.explorer.view.TreeView.callSelectionChanged(TreeView.java:710) at org.openide.explorer.view.TreeView$TreePropertyListener.run(TreeView.java:1245) at org.openide.util.Mutex.postRequest(Mutex.java:1119) at org.openide.util.Mutex.postReadRequest(Mutex.java:472) at org.openide.explorer.view.TreeView$TreePropertyListener.valueChanged(TreeView.java:1216) at javax.swing.tree.DefaultTreeSelectionModel.fireValueChanged(DefaultTreeSelectionModel.java:629) at javax.swing.tree.DefaultTreeSelectionModel.notifyPathChange(DefaultTreeSelectionModel.java:1078) at javax.swing.tree.DefaultTreeSelectionModel.setSelectionPaths(DefaultTreeSelectionModel.java:287) at javax.swing.tree.DefaultTreeSelectionModel.setSelectionPath(DefaultTreeSelectionModel.java:170) at javax.swing.JTree.setSelectionPath(JTree.java:1604) at javax.swing.plaf.basic.BasicTreeUI.selectPathForEvent(BasicTreeUI.java:2410) at javax.swing.plaf.basic.BasicTreeUI$Handler.handleSelection(BasicTreeUI.java:3619) at javax.swing.plaf.basic.BasicTreeUI$Handler.mousePressed(BasicTreeUI.java:3558) 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.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:221) at java.awt.Component.processMouseEvent(Component.java:5996) at javax.swing.JComponent.processMouseEvent(JComponent.java:3240) at java.awt.Component.processEvent(Component.java:5764) at java.awt.Container.processEvent(Container.java:1984) at java.awt.Component.dispatchEventImpl(Component.java:4407) at java.awt.Container.dispatchEventImpl(Container.java:2042) at java.awt.Component.dispatchEvent(Component.java:4237) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4248) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3909) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3842) at java.awt.Container.dispatchEventImpl(Container.java:2028) at java.awt.Window.dispatchEventImpl(Window.java:2405) at java.awt.Component.dispatchEvent(Component.java:4237) [catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:600) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:177) at java.awt.Dialog$1.run(Dialog.java:1039) at java.awt.Dialog$2.run(Dialog.java:1085) at java.security.AccessController.doPrivileged(Native Method) at java.awt.Dialog.show(Dialog.java:1083) at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:816) at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:859) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:847) at org.openide.util.Mutex.doEventAccess(Mutex.java:1178) at org.openide.util.Mutex.readAccess(Mutex.java:215) at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:832) at org.netbeans.core.windows.services.NodeOperationImpl$2.run(NodeOperationImpl.java:92) at org.openide.util.Mutex.doEventAccess(Mutex.java:1178) at org.openide.util.Mutex.readAccess(Mutex.java:215) at org.netbeans.core.windows.services.NodeOperationImpl.customize(NodeOperationImpl.java:88) at org.openide.actions.CustomizeAction.performAction(CustomizeAction.java:34) at org.openide.util.actions.NodeAction$DelegateAction$1.run(NodeAction.java:537) at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:53) at org.openide.util.actions.NodeAction$DelegateAction.actionPerformed(NodeAction.java:533) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:377) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:232) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1157) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1198) at java.awt.Component.processMouseEvent(Component.java:5999) at javax.swing.JComponent.processMouseEvent(JComponent.java:3240) at java.awt.Component.processEvent(Component.java:5764) at java.awt.Container.processEvent(Container.java:1984) at java.awt.Component.dispatchEventImpl(Component.java:4407) at java.awt.Container.dispatchEventImpl(Container.java:2042) at java.awt.Component.dispatchEvent(Component.java:4237) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4248) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3912) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3842) at java.awt.Container.dispatchEventImpl(Container.java:2028) at java.awt.Window.dispatchEventImpl(Window.java:2405) at java.awt.Component.dispatchEvent(Component.java:4237) at java.awt.EventQueue.dispatchEvent(EventQueue.java:600) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
fix was to modify finding a node in ext references.
Verified in build 060723