java.lang.IllegalStateException: Error in org.openide.nodes.EntrySupportDefault with entry Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@d7063ea3,0] from among [Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@7000a7a3,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@ef5d62b,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@d7063ea3,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@730ddc7,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@3dadf4b7,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@42f8f534,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@5276c2a0,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@90bba7f4,0], Children.Keys.KE[org.netbeans.modules.mave
   at org.openide.nodes.EntrySupportDefault.checkInfo(EntrySupportDefault.java:301)
   at org.openide.nodes.EntrySupportDefault.updateOrder(EntrySupportDefault.java:346)
   at org.openide.nodes.EntrySupportDefault.setEntries(EntrySupportDefault.java:292)
   at org.openide.nodes.EntrySupport.setEntries(EntrySupport.java:83)
   at org.openide.nodes.Children$Keys$2.run(Children.java:1556)
   at org.openide.util.Mutex$1Exec.run(Mutex.java:1246)
   at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1921)
   at org.openide.util.Mutex.postRequest(Mutex.java:1252)
   at org.openide.util.Mutex.postRequest(Mutex.java:1215)
   at org.openide.util.Mutex.postWriteRequest(Mutex.java:587)
   at org.openide.nodes.Children$Keys.applyKeys(Children.java:1565)
   at org.openide.nodes.Children$Keys.setKeys(Children.java:1509)
   at org.openide.nodes.AsynchChildren.run(AsynchChildren.java:224)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalStateException: Error in org.openide.nodes.EntrySupportDefault with entry Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@d7063ea3,0] from among [Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@7000a7a3,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@ef5d62b,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@d7063ea3,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@730ddc7,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@3dadf4b7,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@42f8f534,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$DependencyWrapper@5276c2a0,0], Children.Keys.KE[org.netbeans.modules.maven.nodes.DependenciesNode$Dependenc
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1495)
   at org.openide.nodes.AsynchChildren.refresh(AsynchChildren.java:133)
   at org.openide.nodes.ChildFactory.refresh(ChildFactory.java:167)
   at org.netbeans.modules.maven.nodes.DependenciesNode$DependenciesChildren.stateChanged(DependenciesNode.java:167)
   at org.openide.util.WeakListenerImpl$Change.stateChanged(WeakListenerImpl.java:329)
   at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:133)
   at org.openide.util.ChangeSupport.fireChange(ChangeSupport.java:119)
   at org.netbeans.modules.maven.nodes.DependenciesNode$DependenciesSet.propertyChange(DependenciesNode.java:228)
   at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:196)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)
   at org.netbeans.modules.maven.api.NbMavenProject.doFireReload(NbMavenProject.java:534)
   at org.netbeans.modules.maven.api.NbMavenProject.access$200(NbMavenProject.java:94)
   at org.netbeans.modules.maven.api.NbMavenProject$AccessorImpl.doFireReload(NbMavenProject.java:136)
   at org.netbeans.modules.maven.NbMavenProjectImpl.fireProjectReload(NbMavenProjectImpl.java:453)
   at org.netbeans.modules.maven.problems.ProblemReporterImpl$1.run(ProblemReporterImpl.java:139)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1454)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2048)