did your PA server log contain the error message when select 5.1 profile as in Bug #455779
I: alsa-sink.c: Starting playback. I: (alsa-lib)pcm_hw.c: SNDRV_PCM_IOCTL_START failed -- 5.1 on SB Live! 5.1 [SB0060] is very unreliable https://bugs.launchpad.net/bugs/406582 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs