Bug 136522 [Regression]DateTime parameter can't be drag to the layout
Steps to reproduce: 1.New a date time parameter 2.Drag it to the layout Actual result: A BIRT exception occurred. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Model Plug-in ID:org.eclipse.birt.report.model Version:2.1.0.N20060412-2230 Error Code:Error.PropertyValueException.CHOICE_NOT_FOUND Error Message:The choice value "dateTime" is not found.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dnd/InsertInLayoutUtil.java
}
		if ( handle instanceof GroupHandle )
		{
			return (GroupHandle) handle;
		}
		return null;
	}
	/**
	 * Inserts invalid column string into the target. Add label if possible
	 * 
	 * @param expression
	 *            invalid column or other expression
	 * @param target
	 *            insert target like cell or ListBandProxy
	 * @return to be inserted data item
	 * @throws SemanticException
	 */
	protected static DesignElementHandle performInsertString(
			String expression, Object target ) throws SemanticException
	{
		
		
		
		
		DataItemHandle dataHandle = DesignElementFactory.getInstance( )
				.newDataItem( null );
		dataHandle.setValueExpr( expression );
		InsertInLayoutRule rule = new LabelAddRule( target );
		if ( rule.canInsert( ) )
		{