Mon Sep 17 16:21:35 CEST 2001: java.lang.NullPointerException: null
java.lang.NullPointerException
        at org.openide.text.CloneableEditor.writeExternal(CloneableEditor.java:448)
        at org.openide.windows.TopComponent$Replacer.writeObject(TopComponent.java:706)
        at java.lang.reflect.Method.invoke(Native Method)
        at java.io.ObjectOutputStream.invokeObjectWriter(ObjectOutputStream.java:1864)
        at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1210)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
        at org.openide.loaders.XMLSettingsSupport.storeSerialData(XMLSettingsSupport.java:117)
        at org.openide.loaders.XMLSettingsSupport.storeToXML10(XMLSettingsSupport.java:82)
        at org.openide.loaders.InstanceDataObject$SettingsInstance.saveInstance2Buffer(InstanceDataObject.java:1250)
        at org.openide.loaders.InstanceDataObject$SettingsInstance.access$300(InstanceDataObject.java:901)
        at org.openide.loaders.InstanceDataObject.storeSettings(InstanceDataObject.java:280)
        at org.openide.loaders.InstanceDataObject.access$200(InstanceDataObject.java:69)
        at org.openide.loaders.InstanceDataObject$1.run(InstanceDataObject.java:264)
        at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:80)
        at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:74)
        at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:366)
        at org.openide.loaders.InstanceDataObject.create(InstanceDataObject.java:255)
        at org.netbeans.core.windows.PersistenceManager.createNewPair(PersistenceManager.java:431)
        at org.netbeans.core.windows.PersistenceManager.restorePair(PersistenceManager.java:448)
        at org.netbeans.core.windows.PersistenceManager.lookupTCStringId(PersistenceManager.java:322)
        at org.netbeans.core.windows.WindowManagerImpl.lookupTCStringId(WindowManagerImpl.java:869)
        at org.netbeans.core.windows.ModeImpl.addToRemovedComps(ModeImpl.java:655)
        at org.netbeans.core.windows.ModeImpl.release(ModeImpl.java:410)
        at org.netbeans.core.windows.layers.ModeData$1.run(ModeData.java:501)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:154)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:337)
        at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:131)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:98)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:85)