Re: [eclipse-dev] Class not found by

[John Arthorne <John_Arthorne@xxxxxxxxxx>]

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eclipse-dev-admin@xxxxxxxxxxx wrote on 12/04/2003
02:55:20 AM:

> Hallo,
>  
> I am trying to run a Jface/SWT Examples, every
time I receive the 
> following error:
>  
> java.lang.NoClassDefFoundError: 
> org/eclipse/core/internal/boot/DelegatingURLClassLoader
>       at org.eclipse.core.runtime.Platform.run(Platform.java:413)
>       at org.eclipse.jface.viewers.StructuredViewer.
> updateItem(StructuredViewer.java:1271)
>       at org.eclipse.jface.viewers.AbstractTreeViewer.
> createTreeItem(AbstractTreeViewer.java:320)
>       at org.eclipse.jface.viewers.AbstractTreeViewer$1.
> run(AbstractTreeViewer.java:303)
>       at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)
>       at org.eclipse.jface.viewers.AbstractTreeViewer.
> createChildren(AbstractTreeViewer.java:289)
>       at org.eclipse.jface.viewers.AbstractTreeViewer$5.
> run(AbstractTreeViewer.java:729)
>       at org.eclipse.jface.viewers.StructuredViewer.
> preservingSelection(StructuredViewer.java:801)
>       at org.eclipse.jface.viewers.AbstractTreeViewer.
> inputChanged(AbstractTreeViewer.java:721)
>       at org.eclipse.jface.viewers.ContentViewer.
> setInput(ContentViewer.java:238)
>       at org.eclipse.jface.viewers.StructuredViewer.
> setInput(StructuredViewer.java:991)
>       at explorer_4.Explorer.createContents(Explorer.java:25)
>       at org.eclipse.jface.window.Window.create(Window.java:302)
>       at org.eclipse.jface.window.Window.open(Window.java:552)
>       at explorer_4.Explorer.main(Explorer.java:55)
>  
> this is the „import“ which I used,
>  
> import org.eclipse.jface.action.*;
> import org.eclipse.jface.viewers.*;
> import org.eclipse.jface.window.*;
> import org.eclipse.swt.*;
> import org.eclipse.swt.custom.*;
> import org.eclipse.swt.widgets.*;
>  
> note that I am using the latest SWT/Jface