Bug 146709 Dates still do not work from main report to sub reports...
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/actionhandler/BirtRunReportActionHandler.java
.isRtl( ) ) );
			options.setOption( InputOptions.OPT_IS_DESIGNER, new Boolean(
					attrBean.isDesigner( ) ) );
			
			if ( operation != null )
			{
				Oprand[] oprands = operation.getOprand( );
				for ( int i = 0; i < oprands.length; i++ )
				{
					String paramName = oprands[i].getName( );
					Object paramValue = oprands[i].getValue( );
					
					if ( ParameterAccessor.PARAM_ISNULL
							.equalsIgnoreCase( paramName )
							&& paramValue != null )
					{
						
						ScalarParameterHandle parameter = (ScalarParameterHandle) attrBean
								.findParameter( paramValue.toString( ) );
						
						if ( parameter != null)
						{
							
							parameterMap.put( paramValue, null );
							continue;
						}
					}
					
					ScalarParameterHandle parameter = (ScalarParameterHandle) attrBean
							.findParameter( paramName );