java.lang.NullPointerException
        at com.jaspersoft.ireport.designer.resourcebundle.ResourceBundleTopComponent.resultChanged(ResourceBundleTopComponent.java:210)
        at org.openide.util.lookup.ProxyLookup$1Notify.run(ProxyLookup.java:173)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:179)
        at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:119)
        at org.openide.explorer.DefaultEMLookup.updateLookups(DefaultEMLookup.java:131)
        at org.openide.explorer.DefaultEMLookup.propertyChange(DefaultEMLookup.java:163)
        at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186)
        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:859)
        at org.openide.util.Mutex.doEvent(Mutex.java:1335)
        at org.openide.util.Mutex.readAccess(Mutex.java:345)
        at org.openide.explorer.ExplorerManager.fireInAWT(ExplorerManager.java:856)
        at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.fire(ExplorerManager.java:278)
        at org.openide.explorer.ExplorerManager.setSelectedNodes(ExplorerManager.java:289)
        at org.netbeans.modules.project.ui.ProjectTab$1$1.run(ProjectTab.java:390)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)