Jboss tools on Eclipse Helios problem

I have installed Jboss tools for eclipse helios. but when I try to get priview of a HTml file I get this message:

Could not open the Visual Page Editor: Bundle org.mozilla.xulrunner.cocoa.macosx is not found.

org.jboss.tools.vpe.xulrunner.XulRunnerException: Bundle org.mozilla.xulrunner.cocoa.macosx is not found. at org.jboss.tools.vpe.xulrunner.browser.XulRunnerBrowser.getXulRunnerPath(XulRunnerBrowser.java:226) at org.jboss.tools.vpe.xulrunner.browser.XulRunnerBrowser.(XulRunnerBrowser.java:104) at org.jboss.tools.vpe.xulrunner.editor.XulRunnerEditor.(XulRunnerEditor.java:143) at org.jboss.tools.vpe.editor.mozilla.XulRunnerPreview.(XulRunnerPreview.java:22) at org.jboss.tools.vpe.editor.mozilla.MozillaPreview.createPartControl(MozillaPreview.java:79) at org.jboss.tools.vpe.editor.VpeEditorPart.createPreviewBrowser(VpeEditorPart.java:923) at org.jboss.tools.jst.jsp.jspeditor.JSPMultiPageEditor.pageChange(JSPMultiPageEditor.java:238) at org.jboss.tools.jst.jsp.jspeditor.JSPMultiPageEditorPart$2.widgetSelected(JSPMultiPageEditorPart.java:144) 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.Display.sendEvent(Display.java:3783) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375) at org.eclipse.swt.widgets.W开发者_运维知识库idget.sendEvent(Widget.java:1398) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195) at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:2743) at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1429) at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:257) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3783) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1195) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3629) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3284) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664) 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(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:620) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575) at org.eclipse.equinox.launcher.Main.run(Main.java:1408)

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I had the same issue and fixed it by installing the 32 bit version of Eclipse Helios.

Use: http://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/helios/SR2/eclipse-jee-helios-SR2-macosx-cocoa.tar.gz

Instead of: http://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/helios/SR2/eclipse-jee-helios-SR2-macosx-cocoa-x86_64.tar.gz