Currently your 'Line' element is toggled for capture: Simple mixer control 'Line',0 Capabilities: pvolume pswitch pswitch-joined cswitch cswitch-exclusive Capture exclusive group: 0 Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 31 Front Left: Playback 31 [100%] [12.00dB] [on] Capture [on] <-- Front Right: Playback 31 [100%] [12.00dB] [on] Capture [on] <--
Note also that your 'IEC958' (optical output) element is unmuted for playback, which is known to affect functionality: Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Mono: Playback [on] Capture [off] Is the above setting intentional? -- No capture device in gnome-sound-recorder https://launchpad.net/bugs/91324 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs