Installed Designer 7.0 M3 on Windows

1) Created Parts physical and Parts virtual models.
2) Created New VDB
3) Clicked Add button and selected "PartsVirtual".
4) Got following Exception:

java.lang.IllegalArgumentException: Expected argument to be non-null but got null
at com.metamatrix.core.util.CoreArgCheck.isNotNull(CoreArgCheck.java:139)
at com.metamatrix.core.util.CoreArgCheck.isNotNull(CoreArgCheck.java:125)
at com.metamatrix.modeler.internal.core.index.IndexUtil.getRuntimeIndexFileName(IndexUtil.java:345)
at org.teiid.designer.vdb.VdbModelEntry.<init>(VdbModelEntry.java:73)
at org.teiid.designer.vdb.Vdb.addModelEntry(Vdb.java:236)
at org.teiid.designer.vdb.VdbModelEntry.synchronizeModelEntry(VdbModelEntry.java:347)
at org.teiid.designer.vdb.VdbModelEntry.<init>(VdbModelEntry.java:74)
at org.teiid.designer.vdb.Vdb.addModelEntry(Vdb.java:236)
at com.metamatrix.modeler.internal.vdb.ui.editor.VdbEditor$12.add(VdbEditor.java:413)
at com.metamatrix.modeler.internal.vdb.ui.editor.TableAndButtonsGroup$AddButtonProvider.selected(TableAndButtonsGroup.java:198)
at com.metamatrix.modeler.internal.vdb.ui.editor.TableAndButtonsGroup$3.widgetSelected(TableAndButtonsGroup.java:112)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:234)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4066)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3657)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2629)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2593)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2427)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:670)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:663)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
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:369)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
at org.eclipse.equinox.launcher.Main.run(Main.java:1407)

Note I can Add "PartsPhysical", just fine.

Note that "Save" is busted on Windows (See TEIIDDES-495)