Bug 212478 Exception occurs when preview the table including a Autotext
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java
*/
		protected void handleListingGroup( GroupDesign group,
				GroupHandle handle, Object value )
		{
			assert value instanceof IBaseQueryDefinition;
			IBaseQueryDefinition query = (IBaseQueryDefinition) value;
			IGroupDefinition groupDefn;
			if ( !query.cacheQueryResults( ) )
			{
				groupDefn = handleGroup( group, handle, query );
			}
			else
			{
				groupDefn = getGroupDefinition( group, query );
			}
			if ( groupDefn != null )
			{
				try
				{
					transformExpressions( group, query, groupDefn.getName( ) );
				}
				catch ( BirtException ex )
				{
					context.addException( group.getHandle( ), ex );
				}
				handleListingBand( group.getHeader( ), query, true, groupDefn );
				handleListingBand( group.getFooter( ), query, true, groupDefn );
			}
		}
		protected IGroupDefinition getGroupDefinition( GroupDesign design,