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
}
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.engine.ir.IReportItemVisitor#visitDataItem(org.eclipse.birt.report.engine.ir.DataItemDesign)
		 */
		public Object visitDataItem( DataItemDesign data, Object value )
		{
			BaseQueryDefinition query;
			if ( data.useCachedResult( ) )
			{
				query = getRefenceQuery( data );
				if ( query == null )
				{
					registerUnresolvedQueryReference( data );
					return null;
				}
			}
			else
			{
				query = createQuery( data, value );
			}
			try
			{
				transformExpressions( data, query );
			}
			catch ( BirtException ex )
			{
				context.addException( data.getHandle( ), ex );