at org.netbeans.modules.print.impl.action.Action.enable(Action.java:86)
        at org.openide.util.actions.CookieAction$CookiesChangeListener$1.run(CookieAction.java:264)
        at org.openide.util.Mutex.doEvent(Mutex.java:1152)
        at org.openide.util.Mutex.writeAccess(Mutex.java:369)
        at org.openide.util.actions.CookieAction$CookiesChangeListener.propertyChange(CookieAction.java:261)
        at sun.reflect.GeneratedMethodAccessor35.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:410)
        at $Proxy9.propertyChange(Unknown Source)
        at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1117)
        at org.openide.nodes.Node.fireCookieChange(Node.java:1090)
        at org.openide.nodes.Node$LookupEventList.resultChanged(Node.java:1575)
        at org.openide.nodes.FilterNode$FilterLookup$ProxyResult.resultChanged(FilterNode.java:1757)
        at org.openide.nodes.FilterNode$FilterLookup$ProxyResult.resultChanged(FilterNode.java:1757)
        at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:440)
        at org.openide.util.lookup.AbstractLookup.notifyCollectedListeners(AbstractLookup.java:315)
        at org.openide.util.lookup.AbstractLookup.setPairs(AbstractLookup.java:224)
        at org.openide.nodes.NodeLookup.updateLookupAsCookiesAreChanged(NodeLookup.java:193)
        at org.openide.nodes.NodeLookup.beforeLookup(NodeLookup.java:117)
        at org.openide.util.lookup.AbstractLookup.lookupItem(AbstractLookup.java:340)
        at org.openide.nodes.FilterNode$FilterLookup.lookupItem(FilterNode.java:1625)
        at org.openide.nodes.FilterNode$FilterLookup.lookupItem(FilterNode.java:1625)
        at org.openide.util.actions.CookieAction.resolveSupported(CookieAction.java:148)
        at org.openide.util.actions.CookieAction.doEnable(CookieAction.java:118)
        at org.openide.util.actions.CookieAction.enable(CookieAction.java:108)
        at org.netbeans.modules.print.impl.action.Action.enable(Action.java:86)