query.cfc exception when using time mask #4

select 
            sessionId
            , title
            , descr
            , byline
            , location
            , startTime
            , endTime
            , sortVal
            , (SELECT CONVERT(VARCHAR(11), startTime, 106) AS [DD MON YYYY]) as datepart
            , (SELECT CONVERT(VARCHAR(11), endTime, 108) AS [hh:mi]) as timepart
        from tblSession
        order by startTime, sortVal