java.lang.AssertionError: Null textComponent
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.repaintAndReplaceViews(ViewBuilder.java:361)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.checkRebuild(ViewUpdates.java:445)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates$FactoriesListener.viewFactoryChanged(ViewUpdates.java:476)
   at org.netbeans.modules.editor.lib2.view.EditorViewFactory.fireEvent(EditorViewFactory.java:194)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.highlightChanged(HighlightsViewFactory.java:225)
   at org.netbeans.spi.editor.highlighting.support.AbstractHighlightsContainer.fireHighlightsChange(AbstractHighlightsContainer.java:110)
   at org.netbeans.modules.editor.lib2.highlighting.CompoundHighlightsContainer.access$100(CompoundHighlightsContainer.java:64)
   at org.netbeans.modules.editor.lib2.highlighting.CompoundHighlightsContainer$2.run(CompoundHighlightsContainer.java:303)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1379)
   at org.netbeans.modules.editor.lib2.highlighting.CompoundHighlightsContainer.layerChanged(CompoundHighlightsContainer.java:301)
   at org.netbeans.modules.editor.lib2.highlighting.CompoundHighlightsContainer.access$400(CompoundHighlightsContainer.java:64)
   at org.netbeans.modules.editor.lib2.highlighting.CompoundHighlightsContainer$LayerListener.highlightChanged(CompoundHighlightsContainer.java:481)
   at org.netbeans.spi.editor.highlighting.support.AbstractHighlightsContainer.fireHighlightsChange(AbstractHighlightsContainer.java:110)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting.highlightChanged(AnnotationsHighlighting.java:103)
   at org.netbeans.spi.editor.highlighting.support.AbstractHighlightsContainer.fireHighlightsChange(AbstractHighlightsContainer.java:110)
   at org.netbeans.spi.editor.highlighting.support.OffsetsBag.setHighlights(OffsetsBag.java:237)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting$2.run(AnnotationsHighlighting.java:161)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1379)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting.refreshAllLines(AnnotationsHighlighting.java:159)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting.access$000(AnnotationsHighlighting.java:72)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting$1.run(AnnotationsHighlighting.java:119)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1369)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1907)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.AssertionError: Null textComponent
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:368)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting.changedAll(AnnotationsHighlighting.java:117)
   at org.netbeans.modules.editor.impl.highlighting.AnnotationsHighlighting.changedLine(AnnotationsHighlighting.java:111)
   at sun.reflect.GeneratedMethodAccessor71.invoke(GeneratedMethodAccessor71.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:451)
   at $Proxy14.changedLine(.java:0)
   at org.netbeans.editor.Annotations.fireChangedLine(Annotations.java:605)
   at org.netbeans.editor.Annotations.refreshLine(Annotations.java:525)
   at org.netbeans.editor.Annotations.removeAnnotation(Annotations.java:360)
   at org.netbeans.modules.editor.NbEditorDocument.removeAnnotation(NbEditorDocument.java:274)
   at org.openide.text.NbDocument.removeAnnotation(NbDocument.java:523)
   at org.openide.text.DocumentLine.attachDetachAnnotations(DocumentLine.java:403)
   at org.openide.text.DocumentLine$LR.run(DocumentLine.java:877)
   at org.openide.text.DocumentLine$LR.invoke(DocumentLine.java:893)
   at org.openide.text.DocumentLine$LR.stateChanged(DocumentLine.java:898)
   at org.openide.util.WeakListenerImpl$Change.stateChanged(WeakListenerImpl.java:321)
   at org.openide.text.CloneableEditorSupport.fireStateChangeEvent(CloneableEditorSupport.java:2343)
   at org.openide.text.CloneableEditorSupport.fireDocumentChange(CloneableEditorSupport.java:2326)
   at org.openide.text.CloneableEditorSupport.closeDocument(CloneableEditorSupport.java:2204)
   at org.openide.text.CloneableEditorSupport.notifyClosed(CloneableEditorSupport.java:2069)
   at org.openide.text.DataEditorSupport.notifyClosed(DataEditorSupport.java:358)
   at org.openide.text.CloneableEditor.closeLast(CloneableEditor.java:859)
   at org.openide.windows.CloneableTopComponent$Ref.unregister(CloneableTopComponent.java:403)
   at org.openide.windows.CloneableTopComponent$Ref.access$300(CloneableTopComponent.java:267)
   at org.openide.windows.CloneableTopComponent.canClose(CloneableTopComponent.java:206)
   at org.openide.text.CloneableEditor.canClose(CloneableEditor.java:193)
   at org.netbeans.core.windows.Central.removeModeTopComponent(Central.java:950)
   at org.netbeans.core.windows.ModeImpl.removeTopComponent(ModeImpl.java:414)
   at org.netbeans.core.windows.ModeImpl.close(ModeImpl.java:243)
   at org.netbeans.core.windows.WindowManagerImpl.topComponentClose(WindowManagerImpl.java:1133)
   at org.openide.windows.TopComponent.close(TopComponent.java:552)
   at org.openide.windows.TopComponent.close(TopComponent.java:539)
   at org.openide.text.CloneableEditorSupport.replaceTc(CloneableEditorSupport.java:2373)
   at org.openide.text.CloneableEditorSupport.openPane(CloneableEditorSupport.java:2412)
   at org.openide.text.CloneableEditorSupport.openAtImpl(CloneableEditorSupport.java:2510)
   at org.openide.text.CloneableEditorSupport.openReuse(CloneableEditorSupport.java:2483)
   at org.openide.text.EditorSupportLineSet$SupportLine.show(EditorSupportLineSet.java:128)
   at org.openide.text.Line.show(Line.java:324)
   at org.netbeans.modules.php.dbgp.models.CallStackModel$1.run(CallStackModel.java:216)
   at org.openide.util.Mutex.doEvent(Mutex.java:1335)
   at org.openide.util.Mutex.readAccess(Mutex.java:345)
   at org.netbeans.modules.php.dbgp.models.CallStackModel.performDefaultAction(CallStackModel.java:214)
   at org.netbeans.spi.viewmodel.Models$DelegatingNodeActionsProvider.performDefaultAction(Models.java:3200)
   at org.netbeans.spi.viewmodel.Models$CompoundModel.performDefaultAction(Models.java:3573)
   at org.netbeans.modules.viewmodel.TreeModelNode$3.actionPerformed(TreeModelNode.java:359)
   at org.openide.explorer.view.OutlineView$OutlineViewOutline.editCellAt(OutlineView.java:1078)
   at javax.swing.plaf.basic.BasicTableUI$Handler.adjustSelection(BasicTableUI.java:1084)
   at javax.swing.plaf.basic.BasicTableUI$Handler.mousePressed(BasicTableUI.java:1014)
   at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:263)
   at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
   at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
   at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
   at java.awt.Component.processMouseEvent(Component.java:6213)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
   at org.netbeans.swing.outline.Outline.processMouseEvent(Outline.java:741)
   at java.awt.Component.processEvent(Component.java:5981)
   at java.awt.Container.processEvent(Container.java:2041)
   at java.awt.Component.dispatchEventImpl(Component.java:4583)
   at java.awt.Container.dispatchEventImpl(Container.java:2099)
   at java.awt.Component.dispatchEvent(Component.java:4413)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4556)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4217)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4150)
   at java.awt.Container.dispatchEventImpl(Container.java:2085)
   at java.awt.Window.dispatchEventImpl(Window.java:2475)
   at java.awt.Component.dispatchEvent(Component.java:4413)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:133)
   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)