java.lang.NullPointerException
   at org.netbeans.modules.editor.lib2.view.EditorBoxView.getViewIndexFirst(EditorBoxView.java:381)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.removeUpdate(ViewUpdates.java:311)
   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:1634)
   at org.netbeans.editor.BaseDocumentEvent.undo(BaseDocumentEvent.java:291)
   at org.netbeans.editor.GuardedDocumentEvent.undo(GuardedDocumentEvent.java:69)
   at javax.swing.undo.CompoundEdit.undo(CompoundEdit.java:46)
   at org.netbeans.editor.BaseDocument$AtomicCompoundEdit.undo(BaseDocument.java:2164)
   at org.netbeans.editor.BaseDocument.breakAtomicLock(BaseDocument.java:1828)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.netbeans.modules.php.editor.indent.PHPFormatter.prettyPrint(PHPFormatter.java:247)
   at org.netbeans.modules.php.editor.indent.PHPFormatter.reformat(PHPFormatter.java:120)
   at org.netbeans.modules.csl.core.GsfReformatTask$1.run(GsfReformatTask.java:102)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:151)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:135)
Caused: org.netbeans.modules.parsing.spi.ParseException
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:192)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:103)
   at org.netbeans.modules.csl.core.GsfReformatTask.reformat(GsfReformatTask.java:92)
   at org.netbeans.modules.editor.indent.TaskHandler$MimeItem.runTask(TaskHandler.java:547)
   at org.netbeans.modules.editor.indent.TaskHandler.runTasks(TaskHandler.java:314)
   at org.netbeans.modules.editor.indent.IndentImpl.reformat(IndentImpl.java:317)
   at org.netbeans.modules.editor.indent.api.Reformat.reformat(Reformat.java:151)
   at org.netbeans.modules.php.editor.indent.FmtOptions$CategorySupport$1.run(FmtOptions.java:530)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:311)
   at org.netbeans.modules.php.editor.indent.FmtOptions$CategorySupport.refreshPreview(FmtOptions.java:525)
   at org.netbeans.modules.options.indentation.IndentationPanel.prefsChange(IndentationPanel.java:332)
   at org.netbeans.modules.options.indentation.IndentationPanel.<init>(IndentationPanel.java:169)
   at org.netbeans.modules.options.indentation.IndentationPanelController.getComponent(IndentationPanelController.java:98)
   at org.netbeans.modules.options.indentation.FormattingPanel.propertyChange(FormattingPanel.java:166)
   at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:188)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)
   at org.netbeans.modules.options.indentation.CustomizerSelector.setSelectedCustomizer(CustomizerSelector.java:126)
   at org.netbeans.modules.options.indentation.FormattingPanel.categoryChanged(FormattingPanel.java:338)
   at org.netbeans.modules.options.indentation.FormattingPanel.access$200(FormattingPanel.java:75)
   at org.netbeans.modules.options.indentation.FormattingPanel$5.actionPerformed(FormattingPanel.java:248)
   at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1240)
   at javax.swing.JComboBox.setSelectedItem(JComboBox.java:567)
   at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:603)
   at org.netbeans.modules.options.indentation.FormattingPanel.propertyChange(FormattingPanel.java:153)
   at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:188)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)
   at org.netbeans.modules.options.indentation.CustomizerSelector.setSelectedMimeType(CustomizerSelector.java:104)
   at org.netbeans.modules.options.indentation.FormattingPanel.languageChanged(FormattingPanel.java:332)
   at org.netbeans.modules.options.indentation.FormattingPanel.access$100(FormattingPanel.java:75)
   at org.netbeans.modules.options.indentation.FormattingPanel$4.actionPerformed(FormattingPanel.java:238)
   at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1240)
   at javax.swing.JComboBox.setSelectedItem(JComboBox.java:567)
   at org.netbeans.modules.options.indentation.FormattingPanel.setSelector(FormattingPanel.java:136)
   at org.netbeans.modules.options.indentation.FormattingPanelController.update(FormattingPanelController.java:115)
   at org.netbeans.modules.options.TabbedController.handleTabSwitched(TabbedController.java:204)
   at org.netbeans.modules.options.TabbedController.access$200(TabbedController.java:75)
   at org.netbeans.modules.options.TabbedController$2.stateChanged(TabbedController.java:102)
   at javax.swing.JTabbedPane.fireStateChanged(JTabbedPane.java:400)
   at javax.swing.JTabbedPane$ModelListener.stateChanged(JTabbedPane.java:253)
   at javax.swing.DefaultSingleSelectionModel.fireStateChanged(DefaultSingleSelectionModel.java:116)
   at javax.swing.DefaultSingleSelectionModel.setSelectedIndex(DefaultSingleSelectionModel.java:50)
   at javax.swing.JTabbedPane.setSelectedIndexImpl(JTabbedPane.java:599)
   at javax.swing.JTabbedPane.setSelectedIndex(JTabbedPane.java:574)
   at javax.swing.plaf.basic.BasicTabbedPaneUI$Handler.mousePressed(BasicTabbedPaneUI.java:3614)
   at java.awt.Component.processMouseEvent(Component.java:6213)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
   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)