java.lang.IllegalArgumentException: Cannot format given Object as a Number
   at java.text.NumberFormat.format(NumberFormat.java:247)
   at java.text.Format.format(Format.java:157)
   at java.text.MessageFormat.subformat(MessageFormat.java:1253)
   at java.text.MessageFormat.format(MessageFormat.java:860)
   at java.text.Format.format(Format.java:157)
   at java.text.MessageFormat.format(MessageFormat.java:836)
   at org.openide.util.NbBundle.getMessage(NbBundle.java:736)
   at org.openide.util.NbBundle.getMessage(NbBundle.java:693)
   at org.netbeans.modules.editor.java.GoToSupport.computeTooltip(GoToSupport.java:406)
   at org.netbeans.modules.editor.java.GoToSupport.access$000(GoToSupport.java:124)
   at org.netbeans.modules.editor.java.GoToSupport$1.run(GoToSupport.java:156)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:583)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:150)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:134)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:200)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:197)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:72)
Caused: org.netbeans.modules.parsing.spi.ParseException
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:205)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:102)
Caused: java.lang.IllegalStateException: org.netbeans.modules.parsing.spi.ParseException
   at org.netbeans.modules.editor.java.GoToSupport.getGoToElementTooltip(GoToSupport.java:163)
   at org.netbeans.modules.java.editor.hyperlink.JavaHyperlinkProvider.getTooltipText(JavaHyperlinkProvider.java:100)
   at org.netbeans.lib.editor.hyperlink.HyperlinkOperation$TooltipResolver.getValue(HyperlinkOperation.java:508)
   at org.netbeans.lib.editor.hyperlink.HyperlinkOperation$TooltipResolver.getValue(HyperlinkOperation.java:495)
   at org.netbeans.modules.editor.NbToolTip$Request.getTooltipFromHighlightingLayers(NbToolTip.java:437)
   at org.netbeans.modules.editor.NbToolTip$Request.resolveTooltipText(NbToolTip.java:425)
   at org.netbeans.modules.editor.NbToolTip$Request.run(NbToolTip.java:361)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1452)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2032)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalStateException: org.netbeans.modules.parsing.spi.ParseException
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:424)
   at org.netbeans.modules.editor.NbToolTip.buildTip(NbToolTip.java:271)
   at org.netbeans.modules.editor.NbToolTip.buildToolTip(NbToolTip.java:120)
   at org.netbeans.modules.editor.NbEditorKit$NbBuildToolTipAction.actionPerformed(NbEditorKit.java:645)
   at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:339)
   at org.netbeans.editor.ext.ToolTipSupport.updateToolTip(ToolTipSupport.java:511)
   at org.netbeans.editor.ext.ToolTipSupport.setToolTipVisible(ToolTipSupport.java:545)
   at org.netbeans.editor.ext.ToolTipSupport$Listener.actionPerformed(ToolTipSupport.java:1010)
   at org.netbeans.editor.WeakTimerListener.actionPerformed(WeakTimerListener.java:88)
   at javax.swing.Timer.fireActionPerformed(Timer.java:312)
   at javax.swing.Timer$DoPostEvent.run(Timer.java:244)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:705)
   at java.awt.EventQueue.access$000(EventQueue.java:101)
   at java.awt.EventQueue$3.run(EventQueue.java:666)
   at java.awt.EventQueue$3.run(EventQueue.java:664)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:675)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:158)
   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)