Bug 130094 [regression] cannot edit group in Cheat Sheets
steps to reproduce: - create a report using Grouped Listing template - switch to Cheat Sheets, start/restart the tutorial - follow the steps to 1) create data source; 2) create data set; 3) bind the data to the table; and 4) edit the group expected behavior: - group dialog should be displayed actual behavior: - error message displayed. please refer to the attached image for detail
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/views/DefaultNodeProvider.java
}
		if ( request.getType( )
				.equals( IRequestConstants.REQUEST_CREATE_PLACEHOLDER ) )
		{
			return performCreatePlaceHolder( (ReportElementHandle) model );
		}
		if ( request.getType( )
				.equals( IRequestConstants.REQUEST_TRANSFER_PLACEHOLDER ) )
		{
			return performTransferPlaceHolder( (TemplateElementHandle) model );
		}
		if ( request.getType( )
				.equals( IRequestConstants.REQUST_REVERT_TO_REPORTITEM ) )
		{
			return performRevertToReportItem( (DesignElementHandle) model );
		}
		if ( request.getType( )
				.equals( IRequestConstants.REQUST_REVERT_TO_TEMPLATEITEM ) )
		{
			return performRevertToTemplateItem( (DesignElementHandle) model );
		}
		return false;
	}
	private boolean performRevertToTemplateItem( DesignElementHandle handle )
	{
		try
		{
			handle.revertToTemplate( "" ); 
		}
		catch ( SemanticException e )