java.lang.NullPointerException
        at org.netbeans.modules.groovy.grailsproject.config.BuildConfig.getProjectPluginsDirDefault11(BuildConfig.java:131)
        at org.netbeans.modules.groovy.grailsproject.config.BuildConfig.loadProjectPluginsDirDefault(BuildConfig.java:103)
        at org.netbeans.modules.groovy.grailsproject.config.BuildConfig.<init>(BuildConfig.java:87)
        at org.netbeans.modules.groovy.grailsproject.GrailsProject.<init>(GrailsProject.java:117)
        at org.netbeans.modules.groovy.grailsproject.GrailsProjectFactory.loadProject(GrailsProjectFactory.java:69)
        at org.netbeans.api.project.ProjectManager.createProject(ProjectManager.java:354)
        at org.netbeans.api.project.ProjectManager.access$300(ProjectManager.java:80)
        at org.netbeans.api.project.ProjectManager$2.run(ProjectManager.java:275)
        at org.netbeans.api.project.ProjectManager$2.run(ProjectManager.java:227)
        at org.openide.util.Mutex.readAccess(Mutex.java:327)
        at org.netbeans.api.project.ProjectManager.findProject(ProjectManager.java:227)
        at org.netbeans.modules.projectapi.SimpleFileOwnerQueryImplementation.getOwner(SimpleFileOwnerQueryImplementation.java:129)
        at org.netbeans.api.project.FileOwnerQuery.getOwner(FileOwnerQuery.java:101)
        at org.netbeans.modules.projectapi.ProjectFileEncodingQueryImplementation.getEncoding(ProjectFileEncodingQueryImplementation.java:63)
        at org.netbeans.api.queries.FileEncodingQuery.getEncoding(FileEncodingQuery.java:91)
        at org.openide.text.DataEditorSupport.openDocument(DataEditorSupport.java:433)
        at org.openide.text.CloneableEditorSupport.open(CloneableEditorSupport.java:435)
        at org.openide.actions.OpenAction.performAction(OpenAction.java:81)
        at org.openide.util.actions.NodeAction$DelegateAction$1.run(NodeAction.java:589)
        at org.netbeans.modules.openide.util.ActionsBridge.doPerformAction(ActionsBridge.java:77)
        at org.openide.util.actions.NodeAction$DelegateAction.actionPerformed(NodeAction.java:585)
        at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
        at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
        at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
        at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)
        at javax.swing.AbstractButton.doClick(AbstractButton.java:357)
        at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225)
        at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266)
        at java.awt.Component.processMouseEvent(Component.java:6216)
        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:4220)
        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:104)
        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)