java.lang.IllegalArgumentException: Path must include project and resource name: /
	at org.eclipse.core.runtime.Assert.isLegal(Assert.java:63)
	at org.eclipse.core.internal.resources.Workspace.newResource(Workspace.java:2169)
	at org.eclipse.core.internal.resources.Container.getFile(Container.java:208)
	at org.jboss.tools.common.el.core.ELReference.getResource(ELReference.java:106)
	at org.jboss.tools.common.el.core.ELReference.getText(ELReference.java:174)
	at org.jboss.tools.common.el.core.ELReference.getSourceText(ELReference.java:134)
	at org.jboss.tools.common.el.core.ELReference.getEl(ELReference.java:164)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillElReferencesForRegionNode(PageContextFactory.java:798)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillElReferencesForNode(PageContextFactory.java:777)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForNode(PageContextFactory.java:606)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:597)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:598)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:598)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:598)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:598)
	at org.jboss.tools.jst.web.kb.PageContextFactory.fillContextForChildNodes(PageContextFactory.java:598)
	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:431)
	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:236)
	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:195)
	at org.jboss.tools.jst.jsp.contentassist.computers.XmlTagCompletionProposalComputer.createContext(XmlTagCompletionProposalComputer.java:504)
	at org.jboss.tools.jst.jsp.contentassist.computers.AbstractXmlCompletionProposalComputer.computeCompletionProposals(AbstractXmlCompletionProposalComputer.java:79)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompletionProposalComputerDescriptor.computeCompletionProposals(CompletionProposalComputerDescriptor.java:284)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompletionProposalCategory.computeCompletionProposals(CompletionProposalCategory.java:294)
	at org.eclipse.wst.sse.ui.contentassist.StructuredContentAssistProcessor.collectProposals(StructuredContentAssistProcessor.java:475)
	at org.eclipse.wst.sse.ui.contentassist.StructuredContentAssistProcessor.computeCompletionProposals(StructuredContentAssistProcessor.java:254)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompoundContentAssistProcessor.computeCompletionProposals(CompoundContentAssistProcessor.java:127)
	at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1839)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:566)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.access$16(CompletionProposalPopup.java:563)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup$2.run(CompletionProposalPopup.java:498)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:492)
	at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1665)
	at org.eclipse.wst.sse.ui.internal.StructuredTextViewer.doOperation(StructuredTextViewer.java:457)
	at org.eclipse.ui.texteditor.TextOperationAction$1.run(TextOperationAction.java:128)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.ui.texteditor.TextOperationAction.run(TextOperationAction.java:126)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
	at org.eclipse.jface.commands.ActionHandler.execute(ActionHandler.java:119)
	at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:76)
	at sun.reflect.GeneratedMethodAccessor65.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
	at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:229)
	at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:210)
	at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:131)
	at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:171)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.executeCommand(KeyBindingDispatcher.java:276)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.press(KeyBindingDispatcher.java:494)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.processKeyEvent(KeyBindingDispatcher.java:545)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.filterKeySequenceBindings(KeyBindingDispatcher.java:366)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.access$0(KeyBindingDispatcher.java:313)
	at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher$KeyDownFilter.handleEvent(KeyBindingDispatcher.java:82)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1483)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1275)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1300)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1285)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1312)
	at org.eclipse.swt.widgets.Widget.gtk_key_press_event(Widget.java:748)
	at org.eclipse.swt.widgets.Control.gtk_key_press_event(Control.java:3050)
	at org.eclipse.swt.widgets.Composite.gtk_key_press_event(Composite.java:741)
	at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1758)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:5116)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4369)
	at org.eclipse.swt.internal.gtk.OS._gtk_main_do_event(Native Method)
	at org.eclipse.swt.internal.gtk.OS.gtk_main_do_event(OS.java:8307)
	at org.eclipse.swt.widgets.Display.eventProc(Display.java:1192)
	at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)
	at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:2332)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3177)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1029)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:923)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1414)