Please attach (don't comment inline) the output from the following commands:
$ lspci -nv $ tail -2 /proc/asound/oss/sndstat >From a fresh (cold, power down, wait 2 minutes, power back up) boot once you've logged into KDE, please attach the output from: $ amixer Then repeat the three steps you've outlined in your previous comment and again attach the output from: $ amixer Please clearly label each set of output. ** Changed in: Ubuntu Sourcepackagename: None => linux-source-2.6.15 Importance: Untriaged => Low Status: Unconfirmed => Needs Info -- Sound works sometimes on boot - sometimes not https://launchpad.net/bugs/57455 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs