java.lang.NullPointerException at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.isWhiteSpaceToken(AbstractIndenter.java:1297) at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.findLanguageOffset(AbstractIndenter.java:1254) at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.doesLineStartWithOurLanguage(AbstractIndenter.java:1193) at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.processLanguage(AbstractIndenter.java:1044) at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.calculateIndentation(AbstractIndenter.java:322) at org.netbeans.modules.css.formatting.api.support.AbstractIndenter.reindent(AbstractIndenter.java:201) at org.netbeans.modules.html.editor.indent.HtmlIndentTask.reindent(HtmlIndentTask.java:74) at org.netbeans.modules.editor.indent.TaskHandler$MimeItem.runTask(TaskHandler.java:546) at org.netbeans.modules.editor.indent.TaskHandler.runTasks(TaskHandler.java:316) at org.netbeans.modules.editor.indent.IndentImpl.reformat(IndentImpl.java:325) at org.netbeans.modules.editor.indent.api.Reformat.reformat(Reformat.java:154) at org.netbeans.editor.ActionFactory.reformat(ActionFactory.java:1730) at org.netbeans.editor.ActionFactory$FormatAction$1$1.run(ActionFactory.java:1672) at org.netbeans.editor.GuardedDocument.runAtomicAsUser(GuardedDocument.java:344) at org.netbeans.editor.ActionFactory$FormatAction$1.run(ActionFactory.java:1659) at org.netbeans.modules.progress.ui.RunOffEDTImpl$1.run(RunOffEDTImpl.java:160) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1968) Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException at org.openide.util.RequestProcessor.post(RequestProcessor.java:425) at org.netbeans.modules.progress.ui.RunOffEDTImpl.runOffEventDispatchThreadImpl(RunOffEDTImpl.java:153) at org.netbeans.modules.progress.ui.RunOffEDTImpl.runOffEventDispatchThread(RunOffEDTImpl.java:115) at org.netbeans.api.progress.ProgressUtils.runOffEventDispatchThread(ProgressUtils.java:89) at org.netbeans.editor.ActionFactory$FormatAction.actionPerformed(ActionFactory.java:1652) at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:339) at org.openide.awt.AlwaysEnabledAction$1.run(AlwaysEnabledAction.java:137) at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:95) at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:116) at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99) at org.openide.awt.AlwaysEnabledAction.actionPerformed(AlwaysEnabledAction.java:140) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259) at javax.swing.AbstractButton.doClick(AbstractButton.java:376) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877) at java.awt.Component.processMouseEvent(Component.java:6437) at javax.swing.JComponent.processMouseEvent(JComponent.java:3321) at java.awt.Component.processEvent(Component.java:6202) at java.awt.Container.processEvent(Container.java:2213) at java.awt.Component.dispatchEventImpl(Component.java:4793) at java.awt.Container.dispatchEventImpl(Container.java:2271) at java.awt.Component.dispatchEvent(Component.java:4619) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4816) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4476) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4406) at java.awt.Container.dispatchEventImpl(Container.java:2257) at java.awt.Window.dispatchEventImpl(Window.java:2677) at java.awt.Component.dispatchEvent(Component.java:4619) at java.awt.EventQueue.dispatchEvent(EventQueue.java:662) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:148) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105) at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)