WHEN YOU RUN WME ON VISTA IT MAY CRASH SHOWING AND ERROR MESSAGE ALL YOU HAVE TO DO IS DOWLOAD THE UPDATE TO MAKE IT COMPATIBLE WITH VISTA. JUS DOWNLOAD THE RAR FILE BELOW, IT CONTAINS THE ENCODER AND THE UPDATE. IF YOU HAVE ENCODER INSTALLED ALREADY YOU DONT HAVE TO INSTALL THIS ONE, JUS INSTALL THE UPDATE"WindowsMedia9-KB929182-INTL.exe" THEN RESTART SYSTEM AND THE ENCODER SHOULD WORK wmencoder.rar - 10.20MB