java.lang.IllegalStateException: Warning: multiple instances of shared class org.openide.actions.MoveUpAction created. [catch] at org.openide.util.SharedClassObject.<init>(SharedClassObject.java:202)

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Warning: multiple instances of shared class org.openide.actions.MoveUpAction created. [catch] at org.openide.util.SharedClassObject.<init>(SharedClassObject.java:202)
java.lang.IllegalStateException: Warning: multiple instances of shared class org.openide.actions.MoveUpAction created. [catch] at org.openide.util.SharedClassObject.<init>(SharedClassObject.java:202)
at org.openide.util.actions.SystemAction.(SystemAction.java:87)
at org.openide.util.actions.CallableSystemAction.(CallableSystemAction.java:69)
at org.openide.util.actions.NodeAction.(NodeAction.java:96)
at org.openide.actions.MoveUpAction.(MoveUpAction.java:67)
at com.jme3.gde.core.filters.FilterExplorerTopComponent.(FilterExplorerTopComponent.java:87)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at org.netbeans.modules.settings.convertors.XMLSettingsSupport.newInstance(XMLSettingsSupport.java:100)
at org.netbeans.modules.settings.convertors.XMLPropertiesConvertor.defaultInstanceCreate(XMLPropertiesConvertor.java:228)
at org.netbeans.modules.settings.convertors.XMLPropertiesConvertor.read(XMLPropertiesConvertor.java:99)
at org.netbeans.modules.settings.InstanceProvider$InstanceCookieImpl.instanceCreate(InstanceProvider.java:317)
at org.netbeans.core.windows.persistence.PersistenceManager.getTopComponentPersistentForID(PersistenceManager.java:571)
at org.netbeans.core.windows.persistence.PersistenceManager.getTopComponentForID(PersistenceManager.java:681)
at org.netbeans.core.windows.PersistenceHandler.getTopComponentForID(PersistenceHandler.java:489)
at org.netbeans.core.windows.PersistenceHandler.load(PersistenceHandler.java:156)
at org.netbeans.core.windows.WindowSystemImpl.load(WindowSystemImpl.java:81)
at org.netbeans.core.GuiRunLevel$InitWinSys.run(GuiRunLevel.java:231)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:733)
at java.awt.EventQueue.access$200(EventQueue.java:103)
at java.awt.EventQueue$3.run(EventQueue.java:694)
at java.awt.EventQueue$3.run(EventQueue.java:692)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:703)
at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

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