I downloaded the new versin of serato 2.4.1 and forgot to check the ttm57sl.. Used my serato box that night. the next night tried to use my ttm57sl and it wouldnt work.. I went online and redownloaded the new software again, this time checking the ttm57sl box. intstalled - restarted and then went to use the ttm57sl again.. it still isnt recognizing it.. dont this over and over again and still nothing.. any ideas??