java.lang.NullPointerException at org.netbeans.modules.editor.hints.AnnotationHolder.removeUpdate(AnnotationHolder.java:410) at org.netbeans.lib.editor.util.swing.PriorityDocumentListenerList.removeUpdate(PriorityDocumentListenerList.java:99) at javax.swing.text.AbstractDocument.fireRemoveUpdate(AbstractDocument.java:243) at org.netbeans.editor.BaseDocument.fireRemoveUpdate(BaseDocument.java:1626) at org.netbeans.editor.BaseDocument.remove(BaseDocument.java:925) at org.netbeans.api.java.source.ModificationResult.processDocumentLocked(ModificationResult.java:375) at org.netbeans.api.java.source.ModificationResult.access$100(ModificationResult.java:85) at org.netbeans.api.java.source.ModificationResult$3.run(ModificationResult.java:344) at org.netbeans.editor.GuardedDocument.runAtomicAsUser(GuardedDocument.java:357) at org.openide.text.NbDocument.runAtomicAsUser(NbDocument.java:437) at org.netbeans.api.java.source.ModificationResult.processDocument(ModificationResult.java:354) at org.netbeans.api.java.source.ModificationResult.commit2(ModificationResult.java:329) at org.netbeans.api.java.source.ModificationResult.access$000(ModificationResult.java:85) at org.netbeans.api.java.source.ModificationResult$2.run(ModificationResult.java:234) at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:327) at org.openide.text.NbDocument.runAtomic(NbDocument.java:411) at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:231) at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:194) at org.netbeans.modules.refactoring.java.plugins.RetoucheCommit.commit(RetoucheCommit.java:96) at org.netbeans.modules.refactoring.api.RefactoringSession.doRefactoring(RefactoringSession.java:123) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$8.run(ParametersPanel.java:379) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:640) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1122) Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException at org.openide.util.RequestProcessor.post(RequestProcessor.java:330) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel.refactor(ParametersPanel.java:369) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel.refactor(ParametersPanel.java:396) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel.access$200(ParametersPanel.java:84) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$3.actionPerformed(ParametersPanel.java:239) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2028) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2351) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:389) at javax.swing.plaf.basic.BasicRootPaneUI$Actions.actionPerformed(BasicRootPaneUI.java:191) at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1641) at javax.swing.JComponent.processKeyBinding(JComponent.java:2851) at javax.swing.KeyboardManager.fireBinding(KeyboardManager.java:267) at javax.swing.KeyboardManager.fireKeyboardAction(KeyboardManager.java:216) at javax.swing.JComponent.processKeyBindingsForAllComponents(JComponent.java:2928) at javax.swing.JComponent.processKeyBindings(JComponent.java:2920) at javax.swing.JComponent.processKeyEvent(JComponent.java:2814) at java.awt.Component.processEvent(Component.java:6125) at java.awt.Container.processEvent(Container.java:2085) at java.awt.Component.dispatchEventImpl(Component.java:4714) at java.awt.Container.dispatchEventImpl(Container.java:2143) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1848) at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:704) at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:969) at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:841) at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:668) at java.awt.Component.dispatchEventImpl(Component.java:4586) at java.awt.Container.dispatchEventImpl(Container.java:2143) at java.awt.Window.dispatchEventImpl(Window.java:2475) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.EventQueue.dispatchEvent(EventQueue.java:635) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:125) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:205) at java.awt.Dialog$1.run(Dialog.java:1045) at java.awt.Dialog$3.run(Dialog.java:1097) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.awt.Dialog.show(Dialog.java:1095) at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:985) at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1019) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1007) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:115) at org.openide.util.Mutex.doEventAccess(Mutex.java:1355) at org.openide.util.Mutex.readAccess(Mutex.java:268) at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:992) at java.awt.Component.show(Component.java:1563) at java.awt.Component.setVisible(Component.java:1515) at java.awt.Window.setVisible(Window.java:841) at java.awt.Dialog.setVisible(Dialog.java:985) at org.netbeans.modules.refactoring.spi.impl.ParametersPanel.showDialog(ParametersPanel.java:524) at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel.refresh(RefactoringPanel.java:571) at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel.(RefactoringPanel.java:133) at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel.(RefactoringPanel.java:125) at org.netbeans.modules.refactoring.spi.ui.UI.openRefactoringUI(UI.java:72) at org.netbeans.modules.refactoring.java.ui.RefactoringActionsProvider$NodeToFileObjectTask.run(RefactoringActionsProvider.java:871) at org.netbeans.modules.refactoring.java.RetoucheUtils.invokeAfterScanFinished(RetoucheUtils.java:952) at org.netbeans.modules.refactoring.java.ui.RefactoringActionsProvider.doRename(RefactoringActionsProvider.java:194) at org.netbeans.modules.refactoring.api.impl.ActionsImplementationFactory.doRename(ActionsImplementationFactory.java:83) at org.netbeans.modules.refactoring.spi.impl.RenameAction.performAction(RenameAction.java:62) at org.netbeans.modules.refactoring.spi.impl.RefactoringGlobalAction.performAction(RefactoringGlobalAction.java:132) at org.openide.util.actions.NodeAction.performAction(NodeAction.java:296) at org.openide.util.actions.CallableSystemAction$1.run(CallableSystemAction.java:127) at org.netbeans.modules.openide.util.ActionsBridge.implPerformAction(ActionsBridge.java:83) at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:64) at org.openide.util.actions.CallableSystemAction.actionPerformed(CallableSystemAction.java:123) at org.openide.util.actions.NodeAction.actionPerformed(NodeAction.java:284) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2028) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2351) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:389) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at com.apple.laf.AquaMenuItemUI.doClick(AquaMenuItemUI.java:120) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6348) at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) at java.awt.Component.processEvent(Component.java:6113) at java.awt.Container.processEvent(Container.java:2085) at java.awt.Component.dispatchEventImpl(Component.java:4714) at java.awt.Container.dispatchEventImpl(Container.java:2143) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4618) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4282) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4212) at java.awt.Container.dispatchEventImpl(Container.java:2129) at java.awt.Window.dispatchEventImpl(Window.java:2475) at java.awt.Component.dispatchEvent(Component.java:4544) at java.awt.EventQueue.dispatchEvent(EventQueue.java:635) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:125) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)