The proplem is that Ubuntu 9.04 uses Pulseaudio. You have to disable it. More info can be found googling "Disable pulseaudio 9.04 Ubuntu" or so on. I did this and source games started working again.
The proplem is that Ubuntu 9.04 uses Pulseaudio. You have to disable it. More info can be found googling "Disable pulseaudio 9.04 Ubuntu" or so on. I did this and source games started working again.