Bug 296565 Make group creation an advanced option in the folder
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/WizardNewGroupMainPage.java
*         was not created
	 */
	public IFolder createNewGroup() {
		if (newGroup != null) {
			return newGroup;
		}
		
		final IPath containerPath = resourceGroup.getContainerFullPath();
		IPath newFolderPath = containerPath.append(resourceGroup.getResource());
		final IFolder newFolderHandle = createGroupHandle(newFolderPath);
		IRunnableWithProgress op = new IRunnableWithProgress() {
			public void run(IProgressMonitor monitor) {
				CreateGroupOperation op = new CreateGroupOperation(newFolderHandle,
						IDEWorkbenchMessages.WizardNewGroupCreationPage_title);
				try {
					
					
					
					
					op.execute(monitor, WorkspaceUndoUtil
						.getUIInfoAdapter(getShell()));
				} catch (final ExecutionException e) {
					getContainer().getShell().getDisplay().syncExec(
							new Runnable() {
								public void run() {
									if (e.getCause() instanceof CoreException) {
										ErrorDialog
												.openError(
														getContainer()
																.getShell(),