Description kminu_12 2011-01-20 05:12:50 EST

Build Identifier: Eclipse 3.7

When i open an xml file in Vex editor it throws an unexpected exception 

eclipse.buildId=unknown
java.version=1.6.0_06
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=en_US
Framework arguments:  -product org.eclipse.sdk.ide
Command-line arguments:  -product org.eclipse.sdk.ide -data D:\workspace/../runtime-EclipseApplication -dev file:D:/workspace/.metadata/.plugins/org.eclipse.pde.core/Eclipse Application/dev.properties -os win32 -ws win32 -arch x86 -consoleLog


Error
Thu Jan 20 13:37:19 IST 2011
Unexpected error opening NewFile.xml. Please report a bug to the component wtp.inc.vex at https://bugs.eclipse.org/bugs/enter_bug.cgi?product=WTP%20Incubator

java.lang.NullPointerException
	at org.eclipse.wst.xml.vex.core.internal.dom.DocumentBuilder.endDocument(DocumentBuilder.java:118)
	at org.apache.xerces.parsers.AbstractSAXParser.endDocument(Unknown Source)
	at org.apache.xerces.impl.dtd.XMLDTDValidator.endDocument(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityManager.endEntity(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
	at org.apache.xerces.impl.XMLEntityScanner.skipSpaces(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentScannerImpl$PrologDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	at org.eclipse.wst.xml.vex.core.internal.dom.DocumentReader.read(DocumentReader.java:130)
	at org.eclipse.wst.xml.vex.core.internal.dom.DocumentReader.read(DocumentReader.java:68)
	at org.eclipse.wst.xml.vex.ui.internal.editor.VexEditorMultiPage.loadInput(VexEditorMultiPage.java:313)
	at org.eclipse.wst.xml.vex.ui.internal.editor.VexEditorMultiPage.createPartControl(VexEditorMultiPage.java:434)
	at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:241)
	at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:211)
	at org.eclipse.wst.xml.vex.ui.internal.editor.VEXMultiPageEditorPart.addVisualEditorPage(VEXMultiPageEditorPart.java:63)
	at org.eclipse.wst.xml.vex.ui.internal.editor.VEXMultiPageEditorPart.createPages(VEXMultiPageEditorPart.java:24)
	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.EditorReference.getEditor(EditorReference.java:289)
	at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditorBatched(WorkbenchPage.java:2863)
	at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:2768)
	at org.eclipse.ui.internal.WorkbenchPage.access$11(WorkbenchPage.java:2760)
	at org.eclipse.ui.internal.WorkbenchPage$10.run(WorkbenchPage.java:2711)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2707)
	at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2691)
	at org.eclipse.ui.actions.OpenWithMenu.openEditor(OpenWithMenu.java:331)
	at org.eclipse.ui.actions.OpenWithMenu$2.handleEvent(OpenWithMenu.java:179)
	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)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1383)



Reproducible: Always

Steps to Reproduce:
1.file->project
2.new->other
3.XML->XML File