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:1195) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireNameChange(Node.java:1005) at org.netbeans.modules.project.ui.PhysicalView$GroupNode.propertyChange(PhysicalView.java:282) at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.web.project.WebProject$Info.firePropertyChange(WebProject.java:683) at org.netbeans.modules.web.project.WebProject.configurationXmlChanged(WebProject.java:526) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:492) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:488) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.spi.project.support.ant.AntProjectHelper.fireChange(AntProjectHelper.java:487) at org.netbeans.spi.project.support.ant.AntProjectHelper.modifying(AntProjectHelper.java:515) at org.netbeans.spi.project.support.ant.AntProjectHelper.access$900(AntProjectHelper.java:100) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:903) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:877) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.spi.project.support.ant.AntProjectHelper.putConfigurationFragment(AntProjectHelper.java:876) at org.netbeans.spi.project.support.ant.AntProjectHelper.putPrimaryConfigurationData(AntProjectHelper.java:782) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.putIncludedLibraries(ClassPathSupportCallbackImpl.java:197) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.storeAdditionalProperties(ClassPathSupportCallbackImpl.java:84) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:296) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:224) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:129) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:85) at org.openide.util.Mutex.writeAccess(Mutex.java:433) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport.handleRoots(ClassPathModifierSupport.java:83) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.handleRoots(ClassPathModifier.java:154) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.addRoots(ClassPathModifier.java:148) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.addJarFiles(LibrariesNode.java:749) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.actionPerformed(LibrariesNode.java:704) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedMethodAccessor14.invoke(GeneratedMethodAccessor14.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.openide.util.WeakListenerImpl$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:1195) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireNameChange(Node.java:1005) at org.netbeans.modules.project.ui.PhysicalView$GroupNode.propertyChange(PhysicalView.java:282) at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.web.project.WebProject$Info.firePropertyChange(WebProject.java:683) at org.netbeans.modules.web.project.WebProject.configurationXmlChanged(WebProject.java:526) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:492) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:488) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.spi.project.support.ant.AntProjectHelper.fireChange(AntProjectHelper.java:487) at org.netbeans.spi.project.support.ant.AntProjectHelper.modifying(AntProjectHelper.java:515) at org.netbeans.spi.project.support.ant.AntProjectHelper.access$900(AntProjectHelper.java:100) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:903) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:877) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.spi.project.support.ant.AntProjectHelper.putConfigurationFragment(AntProjectHelper.java:876) at org.netbeans.spi.project.support.ant.AntProjectHelper.putPrimaryConfigurationData(AntProjectHelper.java:782) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.putIncludedLibraries(ClassPathSupportCallbackImpl.java:197) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.storeAdditionalProperties(ClassPathSupportCallbackImpl.java:84) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:296) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:224) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:129) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:85) at org.openide.util.Mutex.writeAccess(Mutex.java:433) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport.handleRoots(ClassPathModifierSupport.java:83) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.handleRoots(ClassPathModifier.java:154) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.addRoots(ClassPathModifier.java:148) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.addJarFiles(LibrariesNode.java:749) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.actionPerformed(LibrariesNode.java:704) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) java.lang.IllegalStateException: Should not acquire Children.MUTEX while holding ProjectManager.mutex() at org.openide.nodes.Children$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.VisualizerNode$QP.run(VisualizerNode.java:708) at org.openide.util.Mutex.doEvent(Mutex.java:1335) at org.openide.util.Mutex.writeAccess(Mutex.java:452) at org.openide.explorer.view.VisualizerNode$QP.runSafe(VisualizerNode.java:690) at org.openide.explorer.view.VisualizerNode.propertyChange(VisualizerNode.java:453) at sun.reflect.GeneratedMethodAccessor14.invoke(GeneratedMethodAccessor14.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) 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:1195) at org.openide.nodes.FilterNode$NodeAdapter.propertyChange(FilterNode.java:1170) at org.openide.nodes.Node.fireOwnPropertyChange(Node.java:1206) at org.openide.nodes.Node.fireNameChange(Node.java:1005) at org.netbeans.modules.project.ui.PhysicalView$GroupNode.propertyChange(PhysicalView.java:282) at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.web.project.WebProject$Info.firePropertyChange(WebProject.java:683) at org.netbeans.modules.web.project.WebProject.configurationXmlChanged(WebProject.java:526) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:492) at org.netbeans.spi.project.support.ant.AntProjectHelper$3.run(AntProjectHelper.java:488) at org.openide.util.Mutex.readAccess(Mutex.java:285) at org.netbeans.spi.project.support.ant.AntProjectHelper.fireChange(AntProjectHelper.java:487) at org.netbeans.spi.project.support.ant.AntProjectHelper.modifying(AntProjectHelper.java:515) at org.netbeans.spi.project.support.ant.AntProjectHelper.access$900(AntProjectHelper.java:100) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:903) at org.netbeans.spi.project.support.ant.AntProjectHelper$10.run(AntProjectHelper.java:877) at org.openide.util.Mutex.writeAccess(Mutex.java:394) at org.netbeans.spi.project.support.ant.AntProjectHelper.putConfigurationFragment(AntProjectHelper.java:876) at org.netbeans.spi.project.support.ant.AntProjectHelper.putPrimaryConfigurationData(AntProjectHelper.java:782) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.putIncludedLibraries(ClassPathSupportCallbackImpl.java:197) at org.netbeans.modules.web.project.classpath.ClassPathSupportCallbackImpl.storeAdditionalProperties(ClassPathSupportCallbackImpl.java:84) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:296) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathSupport.encodeToStrings(ClassPathSupport.java:224) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:129) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport$1.run(ClassPathModifierSupport.java:85) at org.openide.util.Mutex.writeAccess(Mutex.java:433) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifierSupport.handleRoots(ClassPathModifierSupport.java:83) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.handleRoots(ClassPathModifier.java:154) at org.netbeans.modules.j2ee.common.project.classpath.ClassPathModifier.addRoots(ClassPathModifier.java:148) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.addJarFiles(LibrariesNode.java:749) at org.netbeans.modules.j2ee.common.project.ui.LibrariesNode$AddFolderAction.actionPerformed(LibrariesNode.java:704) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) 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)