Bug 191410 [Regression] Can not new a report from predefined dual column chart & listing template [00]
Description: Can not new a report from predefined dual column chart & listing template. Build number: 2.2.0.v20070607-0630 Steps to reproduce: 1. New a report from predefined dual column chart & listing template. Expected result: The report can be created. Actual result: XML Source page shows up after click finish. Error log: N/A
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/parser/ReportElementState.java
ContentException.DESIGN_EXCEPTION_STRUCTURE_CHANGE_FORBIDDEN ) );
				return false;
			}
			
			if ( !propDefn.isList( )
					&& new ContainerContext( container, containmentPropName )
							.getContentCount( handler.module ) > 0 )
			{
				handler
						.getErrorHandler( )
						.semanticError(
								new ContentException(
										container,
										containmentPropName,
										ContentException.DESIGN_EXCEPTION_SLOT_IS_FULL ) );
				return false;
			}
			return true;
		}
		SlotDefn slotInfo = (SlotDefn) containerDefn.getSlot( slotID );
		assert slotInfo != null;
		assert slotInfo.canContain( content );
		
		
		
		if ( container.getExtendsElement( ) != null )
		{
			handler
					.getErrorHandler( )
					.semanticWarning(