--- In sounddiver-users@yahoogroups.com, "Sir Ron" <aktivepupille@...> wrote: hi, i think i get the big answer to my problem. i also got a behringer bcr2000 with the lc xmu software from opuslocus that simulates a logic control. make shure that lc xmu runs before you start sounddiver, while if it`s not running, sounddiver seams to be confused about the missing virtual ports. thats all ! i`m now back on mac os x 10.4.9 and it seams that everything works normal now again ;-)