Bug 181678 BIRT designer - Cross tab item cannot define aggregation
If i try to set the sub total and grand total by using the Aggregation dialog; The values are lost when i reopen the dialog Have attached the report design for which the issue happens.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/AbstractReportEditPart.java
getEditPartsFormModel( (ReportElementEditPart)chPart, model, list );
			}
		}
		if ( part.isinterest( model ))
		{
			list.add( part );
			return;
		}
	}
	/*
	 * 
	 * @see org.eclipse.gef.EditPart#getDragTracker(org.eclipse.gef.Request)
	 */
	protected void reloadTheChildren( )
	{
		List list = new ArrayList( getChildren( ) );
		int size = list.size( );
		for ( int i = 0; i < size; i++ )
		{
			EditPart part = (EditPart) list.get( i );
			removeChild( part );
		}
		list = getModelChildren( );
		size = list.size( );
		for ( int i = 0; i < size; i++ )
		{
			Object model = list.get( i );
			addChild( createChild( model ), i );
		}
	}