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Error occured: NWDS cannot be launched

I shut down my Neweaver Developer Studio, and restart this morning, and I got the following error. I reinstall the studio from the installation file, it still give me the same error. The NWDS platform get launched and encountered errors and shut down itself.

Here is the last error listed in log file (at .metadata folder):

!MESSAGE Exception launching the Eclipse Platform:

!STACK

java.lang.reflect.InvocationTargetException

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:324)

at com.sap.ide.eclipse.startup.Main.basicRun(Main.java:291)

at com.sap.ide.eclipse.startup.Main.run(Main.java:789)

at com.sap.ide.eclipse.startup.Main.main(Main.java:607)

Caused by: java.lang.reflect.InvocationTargetException

at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:861)

at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461)

... 7 more

Caused by: java.lang.NullPointerException

at org.eclipse.swt.widgets.Table.releaseWidget(Table.java:1089)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Widget.releaseResources(Widget.java:715)

at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:319)

at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:367)

at org.eclipse.swt.widgets.Canvas.releaseWidget(Canvas.java:118)

at org.eclipse.swt.widgets.Decorations.releaseWidget(Decorations.java:615)

at org.eclipse.swt.widgets.Shell.releaseWidget(Shell.java:709)

at org.eclipse.swt.widgets.Widget.dispose(Widget.java:372)

at org.eclipse.swt.widgets.Shell.dispose(Shell.java:472)

at org.eclipse.swt.widgets.Display.release(Display.java:1779)

at org.eclipse.swt.graphics.Device.dispose(Device.java:212)

at org.eclipse.ui.internal.Workbench.run(Workbench.java:1390)

at com.tssap.util.startup.WBLauncher.run(WBLauncher.java:79)

at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:858)

... 8 more

Thanks for help.

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  • Best Answer
    author's profile photo Former Member
    Former Member
    Posted on Jan 04, 2007 at 02:56 PM

    Try to start with command-line option "-clean" and/or with new workspace using "-data <workspace_location>"

    Armin

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