org.eclipse.emf.cdo.util.InvalidURIException: Invalid URI "cdo://423b1786-ad90-4174-97be-42c7ee950627/sys": java.lang.IllegalStateException: Different object was registered for OID2
	at org.eclipse.emf.internal.cdo.view.AbstractCDOView.registerProxyResource(AbstractCDOView.java:1053)
	at org.eclipse.emf.cdo.eresource.impl.CDOResourceImpl.registerProxy(CDOResourceImpl.java:902)
	at org.eclipse.emf.cdo.eresource.impl.CDOResourceImpl.load(CDOResourceImpl.java:826)
	at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:255)
	at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:270)
	at org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:397)
	at org.eclipse.emf.cdo.internal.ui.editor.CDOEditor.createModel(CDOEditor.java:1145)
	at org.eclipse.emf.cdo.internal.ui.editor.CDOEditor.createPages(CDOEditor.java:1263)
	at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:348)
	at org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference.java:670)
	at org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:465)
	at org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartReference.java:595)
	at org.eclipse.ui.internal.PartPane.setVisible(PartPane.java:313)
	at org.eclipse.ui.internal.presentations.PresentablePart.setVisible(PresentablePart.java:180)
	at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:270)
	at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
	at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:473)
	at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1245)
	at org.eclipse.ui.internal.PartStack.setSelection(PartStack.java:1198)
	at org.eclipse.ui.internal.PartStack.showPart(PartStack.java:1597)
	at org.eclipse.ui.internal.PartStack.add(PartStack.java:493)
	at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:103)
	at org.eclipse.ui.internal.PartStack.add(PartStack.java:479)
	at org.eclipse.ui.internal.EditorStack.add(EditorStack.java:112)
	at org.eclipse.ui.internal.EditorSashContainer.addEditor(EditorSashContainer.java:63)
	at org.eclipse.ui.internal.EditorAreaHelper.addToLayout(EditorAreaHelper.java:225)
	at org.eclipse.ui.internal.EditorAreaHelper.addEditor(EditorAreaHelper.java:213)
	at org.eclipse.ui.internal.EditorManager.createEditorTab(EditorManager.java:808)
	at org.eclipse.ui.internal.EditorManager.openEditorFromDescriptor(EditorManager.java:707)
	at org.eclipse.ui.internal.EditorManager.openEditor(EditorManager.java:666)
	at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2942)
	at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2850)
	at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2842)
	at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2793)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2789)
	at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2773)
	at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2756)
	at org.eclipse.emf.cdo.ui.CDOEditorUtil$1.run(CDOEditorUtil.java:79)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3563)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3212)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
	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:344)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1386)
Caused by: java.lang.IllegalStateException: Different object was registered for OID2
	at org.eclipse.emf.internal.cdo.view.AbstractCDOView.registerObject(AbstractCDOView.java:1069)
	at org.eclipse.emf.internal.cdo.view.AbstractCDOView.registerProxyResource(AbstractCDOView.java:1044)
	... 63 more