if u have runtime error dl tis file and run it : http://bayou.asiasoft.net/Audition/Audition_6054to6055to6056.exe

or u want to update from 6051,6052,6053,6054,6055 to 6056
dl and run tis file :
http://www.megaupload.com/?d=TO4VPH1U <-if tis does not work,
use tis link : http://www.zshare.net/download/5064716142e0b4a6/

if u have a missing .dll,ocx,drv file, try tis web see if u can find
http://www.dll-downloads.com/search.asp

hope it helps ~