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
* (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.parser.DesignParseState#getElement()
	 */
	public abstract DesignElement getElement( );
	private boolean checkContainer( DesignElement container, int slotID,
			DesignElement content )
	{
		ElementDefn containerDefn = (ElementDefn) container.getDefn( );
		
		
		
		assert containerDefn.isContainer( );
		if ( !StringUtil.isBlank( containmentPropName ) )
		{
			PropertyDefn propDefn = (PropertyDefn) containerDefn
					.getProperty( containmentPropName );
			assert propDefn != null;
			assert propDefn.canContain( content );
			
			
			if ( container.getExtendsElement( ) != null )
			{
				handler
						.getErrorHandler( )
						.semanticWarning(
								new ContentException(
										container,
										containmentPropName,
										content,