Greetings: Just to make sure I'm not chasing my own tail: Is CMN output support missing in CM 2.4.0 ? MIDI, CLM, and Csound output seem to be working okay but I'm getting errors ("no such class") when I attempt events output to CMN. Best regards, == Dave Phillips The Book Of Linux Music & Sound at http://www.nostarch.com/lms.htm The Linux Soundapps Site at http://linux-sound.org