OK, I've found a bit more out. I get the above error when I'm running a Java-based game called Lux (http://sillysoft.net/lux/). With Lux running, I get the previously mentioned error message. Without, sound plays fine. Also, Firefox does not cause me an issue.
-- /dev/dsp busy, but no program using it https://launchpad.net/bugs/76876 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
