java.lang.reflect.UndeclaredThrowableException at $Proxy.propertyChange(.java:0) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1201) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireShortDescriptionChange(Node.java:1021) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode.access$100(RailsLogicalViewProvider.java:215) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode$1.configurationXmlChanged(RailsLogicalViewProvider.java:237) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:471) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:467) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.fireChange(RakeProjectHelper.java:466) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.modifying(RakeProjectHelper.java:494) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.access$1000(RakeProjectHelper.java:92) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:879) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:853) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.putConfigurationFragment(RakeProjectHelper.java:852) at org.netbeans.modules.ruby.spi.project.support.rake.ExtensibleMetadataProviderImpl.putConfigurationFragment(ExtensibleMetadataProviderImpl.java:87) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:143) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:135) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl.putConfigurationFragment(AuxiliaryConfigImpl.java:134) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.saveBookmarks(BookmarksPersistence.java:316) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.access$100(BookmarksPersistence.java:86) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence$ProjectsListener.propertyChange(BookmarksPersistence.java:344) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.propertyChange(OpenProjectsTrampolineImpl.java:107) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:710) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:73) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:161) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.AbstractButton.doClick(AbstractButton.java:302) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1051) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1092) at java.awt.Component.processMouseEvent(Component.java:5517) at javax.swing.JComponent.processMouseEvent(JComponent.java:3135) at java.awt.Component.processEvent(Component.java:5282) at java.awt.Container.processEvent(Container.java:1966) at java.awt.Component.dispatchEventImpl(Component.java:3984) at java.awt.Container.dispatchEventImpl(Container.java:2024) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4212) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3892) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3822) at java.awt.Container.dispatchEventImpl(Container.java:2010) at java.awt.Window.dispatchEventImpl(Window.java:1791) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110) java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedMethodAccessor41.invoke(GeneratedMethodAccessor41.java:0) 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:449) at $Proxy.propertyChange(.java:0) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1201) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireShortDescriptionChange(Node.java:1021) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode.access$100(RailsLogicalViewProvider.java:215) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode$1.configurationXmlChanged(RailsLogicalViewProvider.java:237) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:471) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:467) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.fireChange(RakeProjectHelper.java:466) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.modifying(RakeProjectHelper.java:494) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.access$1000(RakeProjectHelper.java:92) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:879) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:853) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.putConfigurationFragment(RakeProjectHelper.java:852) at org.netbeans.modules.ruby.spi.project.support.rake.ExtensibleMetadataProviderImpl.putConfigurationFragment(ExtensibleMetadataProviderImpl.java:87) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:143) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:135) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl.putConfigurationFragment(AuxiliaryConfigImpl.java:134) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.saveBookmarks(BookmarksPersistence.java:316) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.access$100(BookmarksPersistence.java:86) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence$ProjectsListener.propertyChange(BookmarksPersistence.java:344) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.propertyChange(OpenProjectsTrampolineImpl.java:107) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:710) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:73) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:161) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.AbstractButton.doClick(AbstractButton.java:302) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1051) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1092) at java.awt.Component.processMouseEvent(Component.java:5517) at javax.swing.JComponent.processMouseEvent(JComponent.java:3135) at java.awt.Component.processEvent(Component.java:5282) at java.awt.Container.processEvent(Container.java:1966) at java.awt.Component.dispatchEventImpl(Component.java:3984) at java.awt.Container.dispatchEventImpl(Container.java:2024) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4212) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3892) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3822) at java.awt.Container.dispatchEventImpl(Container.java:2010) at java.awt.Window.dispatchEventImpl(Window.java:1791) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110) java.lang.IllegalStateException: Should not acquire Children.MUTEX while holding ProjectManager.mutex() at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1809) at org.openide.util.Mutex.doWrapperAccess(Mutex.java:1320) at org.openide.util.Mutex.readAccess(Mutex.java:351) at org.openide.explorer.view.TreeView$TreePropertyListener.propertyChange(TreeView.java:1160) at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.openide.explorer.ExplorerManager$2.run(ExplorerManager.java:859) at org.openide.util.Mutex.doEvent(Mutex.java:1335) at org.openide.util.Mutex.readAccess(Mutex.java:345) at org.openide.explorer.ExplorerManager.fireInAWT(ExplorerManager.java:856) at org.openide.explorer.ExplorerManager$Listener.propertyChange(ExplorerManager.java:926) at sun.reflect.GeneratedMethodAccessor41.invoke(GeneratedMethodAccessor41.java:0) 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:449) at $Proxy.propertyChange(.java:0) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1201) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireShortDescriptionChange(Node.java:1021) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode.access$100(RailsLogicalViewProvider.java:215) at org.netbeans.modules.ruby.railsprojects.ui.RailsLogicalViewProvider$RailsLogicalViewRootNode$1.configurationXmlChanged(RailsLogicalViewProvider.java:237) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:471) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$5.run(RakeProjectHelper.java:467) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.fireChange(RakeProjectHelper.java:466) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.modifying(RakeProjectHelper.java:494) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.access$1000(RakeProjectHelper.java:92) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:879) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper$12.run(RakeProjectHelper.java:853) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.ruby.spi.project.support.rake.RakeProjectHelper.putConfigurationFragment(RakeProjectHelper.java:852) at org.netbeans.modules.ruby.spi.project.support.rake.ExtensibleMetadataProviderImpl.putConfigurationFragment(ExtensibleMetadataProviderImpl.java:87) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:143) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl$2.run(AuxiliaryConfigImpl.java:135) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.modules.projectapi.AuxiliaryConfigImpl.putConfigurationFragment(AuxiliaryConfigImpl.java:134) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.saveBookmarks(BookmarksPersistence.java:316) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence.access$100(BookmarksPersistence.java:86) at org.netbeans.modules.editor.bookmarks.BookmarksPersistence$ProjectsListener.propertyChange(BookmarksPersistence.java:344) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectsTrampolineImpl.propertyChange(OpenProjectsTrampolineImpl.java:107) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:270) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:710) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:73) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:161) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.AbstractButton.doClick(AbstractButton.java:302) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1051) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1092) at java.awt.Component.processMouseEvent(Component.java:5517) at javax.swing.JComponent.processMouseEvent(JComponent.java:3135) at java.awt.Component.processEvent(Component.java:5282) at java.awt.Container.processEvent(Container.java:1966) at java.awt.Component.dispatchEventImpl(Component.java:3984) at java.awt.Container.dispatchEventImpl(Container.java:2024) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4212) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3892) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3822) at java.awt.Container.dispatchEventImpl(Container.java:2010) at java.awt.Window.dispatchEventImpl(Window.java:1791) at java.awt.Component.dispatchEvent(Component.java:3819) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)