java.lang.IllegalArgumentException: Node:class org.openide.nodes.FilterNode[null] of original:class org.netbeans.modules.maven.nodes.OthersRootChildren$OGFilterNode gets null name!
   at org.openide.nodes.NodeOp.createPath(NodeOp.java:251)
   at org.openide.explorer.ExplorerManager.equalNodes(ExplorerManager.java:209)
   at org.openide.explorer.ExplorerManager.access$100(ExplorerManager.java:95)
   at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.checkAndSet(ExplorerManager.java:239)
   at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.run(ExplorerManager.java:297)
   at org.openide.util.Mutex.readAccess(Mutex.java:372)
   at org.openide.util.Mutex$1R.run(Mutex.java:1314)
   at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1921)
   at org.openide.util.Mutex.doWrapperAccess(Mutex.java:1333)
   at org.openide.util.Mutex.readAccess(Mutex.java:361)
   at org.openide.explorer.ExplorerManager.setSelectedNodes(ExplorerManager.java:302)
   at org.netbeans.modules.project.ui.ProjectTab$2$2.run(ProjectTab.java:624)
   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(AccessController.java:0)
   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)