hi,
i have the same problem, i have Sonar 6 PE with E6600, win XP SP2, and Scope 4.
in fact, i can use only ASIO 1 or 2 in 16 bit, the ASIO 2-24 doesn't work with Sonar (and it is the same with ASIO FLT)....
is it normaly?
may i change some options in Sonar?
thanks a lot