java.lang.IllegalArgumentException: fileObject == null at org.netbeans.api.java.source.JavaSource.forFileObject(JavaSource.java:220) at org.netbeans.modules.websvc.rest.nodes.OpenCookieFactory$OpenCookieImpl.(OpenCookieFactory.java:92) at org.netbeans.modules.websvc.rest.nodes.OpenCookieFactory.create(OpenCookieFactory.java:71) at org.netbeans.modules.websvc.rest.nodes.OpenCookieFactory.create(OpenCookieFactory.java:63) at org.netbeans.modules.websvc.rest.nodes.RestServiceNode.(RestServiceNode.java:80) at org.netbeans.modules.websvc.rest.nodes.RestServiceNode.(RestServiceNode.java:68) at org.netbeans.modules.websvc.rest.nodes.RestServicesChildren$5.run(RestServicesChildren.java:165) at org.netbeans.modules.websvc.rest.nodes.RestServicesChildren$5.run(RestServicesChildren.java:159) at org.netbeans.modules.websvc.rest.model.impl.RestServicesMetadataModelImpl$1.call(RestServicesMetadataModelImpl.java:76) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runCallable(AnnotationModelHelper.java:247) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.access$100(AnnotationModelHelper.java:82) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper$2.run(AnnotationModelHelper.java:183) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper$2.run(AnnotationModelHelper.java:181) at org.netbeans.api.java.source.JavaSource$MimeTask.run(JavaSource.java:517) at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:172) at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:156) at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:191) at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:144) at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:384) at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:376) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runJavaSourceTask(AnnotationModelHelper.java:181) at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runJavaSourceTask(AnnotationModelHelper.java:150) at org.netbeans.modules.websvc.rest.model.impl.RestServicesMetadataModelImpl.runReadAction(RestServicesMetadataModelImpl.java:74) at org.netbeans.modules.websvc.rest.nodes.RestServicesChildren.createNodes(RestServicesChildren.java:159) at org.openide.nodes.Children$Keys$KE.nodes(Children.java:1602) at org.openide.nodes.ChildrenArray.nodesFor(ChildrenArray.java:168) at org.openide.nodes.EntrySupport$Default$Info.nodes(EntrySupport.java:925) at org.openide.nodes.EntrySupport$Default.justComputeNodes(EntrySupport.java:246) at org.openide.nodes.ChildrenArray.nodes(ChildrenArray.java:101) at org.openide.nodes.EntrySupport$Default.getNodes(EntrySupport.java:173) at org.openide.nodes.EntrySupport$Default.getNodes(EntrySupport.java:219) at org.openide.nodes.Children.getNodes(Children.java:434) at org.openide.nodes.FilterNode$Children$DefaultSupport.updateKeys(FilterNode.java:1692) at org.openide.nodes.FilterNode$Children$DefaultSupport.update(FilterNode.java:1679) at org.openide.nodes.FilterNode$Children.addNotifyImpl(FilterNode.java:1473) at org.openide.nodes.FilterNode$Children.addNotify(FilterNode.java:1466) at org.openide.nodes.Children.callAddNotify(Children.java:540) at org.openide.nodes.EntrySupport$Default.getArray(EntrySupport.java:741) at org.openide.nodes.EntrySupport$Default.getNodes(EntrySupport.java:163) at org.openide.nodes.EntrySupport$Default.getNodes(EntrySupport.java:219) at org.openide.nodes.EntrySupport$Default.getNodesCount(EntrySupport.java:223) at org.openide.nodes.Children.getNodesCount(Children.java:474) at org.openide.explorer.view.VisualizerNode.getChildren(VisualizerNode.java:257) at org.openide.explorer.view.VisualizerNode.getChildren(VisualizerNode.java:247) at org.openide.explorer.view.VisualizerNode.getChildCount(VisualizerNode.java:324) at javax.swing.tree.DefaultTreeModel.getChildCount(DefaultTreeModel.java:168) at javax.swing.tree.FixedHeightLayoutCache$FHTreeStateNode.expand(FixedHeightLayoutCache.java:1135) at javax.swing.tree.FixedHeightLayoutCache.ensurePathIsExpanded(FixedHeightLayoutCache.java:645) at javax.swing.tree.FixedHeightLayoutCache.setExpandedState(FixedHeightLayoutCache.java:282) at javax.swing.plaf.basic.BasicTreeUI.updateExpandedDescendants(BasicTreeUI.java:1648) at javax.swing.plaf.basic.BasicTreeUI$Handler.treeExpanded(BasicTreeUI.java:3721) at javax.swing.JTree.fireTreeExpanded(JTree.java:2659) at javax.swing.JTree.setExpandedState(JTree.java:3430) at javax.swing.JTree.expandPath(JTree.java:2166) at javax.swing.plaf.basic.BasicTreeUI.toggleExpandState(BasicTreeUI.java:2209) at javax.swing.plaf.basic.BasicTreeUI.handleExpandControlClick(BasicTreeUI.java:2196) at javax.swing.plaf.basic.BasicTreeUI.checkForClickInExpandControl(BasicTreeUI.java:2154) at javax.swing.plaf.basic.BasicTreeUI$Handler.handleSelection(BasicTreeUI.java:3516) at javax.swing.plaf.basic.BasicTreeUI$Handler.mousePressedDND(BasicTreeUI.java:3502) at javax.swing.plaf.basic.BasicTreeUI$Handler.mousePressed(BasicTreeUI.java:3461) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262) at java.awt.Component.processMouseEvent(Component.java:6131) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3962) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) 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)