Bug 214706 Script UID doens't work for Chart
Use chart "onRender" property handle and call ModuleUtil.getScriptUID(), it generates the id. But later use this id to get back the PropertyHandle or Script content, it fails.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/PropertyHandle.java
*/
	private List checkPostPasteErrors( DesignElement content )
	{
		Module currentModule = getElementHandle( ).getModule( );
		String nameSpace = null;
		if ( currentModule != null && currentModule instanceof Library )
			nameSpace = ( (Library) currentModule ).getNamespace( );
		ModelUtil.revisePropertyNameSpace( getModule( ), content, content
				.getDefn( ).getProperty( IDesignElementModel.EXTENDS_PROP ),
				nameSpace );
		ModelUtil.reviseNameSpace( getModule( ), content, nameSpace );
		List exceptionList = content.validateWithContents( getModule( ) );
		List errorDetailList = ErrorDetail.convertExceptionList( exceptionList );
		return errorDetailList;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.api.SimpleValueHandle#getListValue()
	 */
	public ArrayList getListValue( )
	{
		if ( propDefn.isElementType( ) )
		{
			Object value = getValue( );
			if ( value == null )
				return new ArrayList( );
			if ( value instanceof DesignElementHandle )
			{
				ArrayList result = new ArrayList( );