java.lang.IllegalArgumentException: MasterFileObject[/Users/marekfukala/NetBeansProjects/WebApplication1/build.xml@66e2e191:12eb6e,valid=true] is not inside MasterFileObject[/Users/marekfukala/NetBeansProjects/WebApplication1@5e54d3d8:c168139,valid=true]
   at org.netbeans.spi.project.support.ant.SourcesHelper$SourceRoot$Group.contains(SourcesHelper.java:201)
   at org.netbeans.modules.versioning.spi.VCSContext.addProjectFiles(VCSContext.java:309)
   at org.netbeans.modules.versioning.spi.VCSContext.forNodes(VCSContext.java:148)
   at org.netbeans.modules.versioning.ProjectMenuItem.createVersioningSystemItems(ProjectMenuItem.java:147)
   at org.netbeans.modules.versioning.ProjectMenuItem.access$400(ProjectMenuItem.java:75)
   at org.netbeans.modules.versioning.ProjectMenuItem$LazyMenu.addVersioningSystemItems(ProjectMenuItem.java:258)
   at org.netbeans.modules.versioning.ProjectMenuItem$LazyMenu.getPopupMenu(ProjectMenuItem.java:244)
   at com.apple.laf.AquaMenuUI$AquaMouseInputHandler.mouseEntered(AquaMenuUI.java:130)
   at java.awt.Component.processMouseEvent(Component.java:6357)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3255)
   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.trackMouseEnterExit(LightweightDispatcher.java:4407)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4264)
   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:137)
   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)