Likely the wrong mixer control is being used; this symptom can be worked around.
Please execute the alsa-info.sh script referenced from https://wiki.ubuntu.com/DebuggingSoundProblems and attach the URL here. ** Changed in: kdemultimedia (Ubuntu) Status: New => Invalid ** bug changed to question: https://answers.edge.launchpad.net/ubuntu/+source/kdemultimedia/+question/51577 -- Cannot mute the audio aoutput with kmix https://bugs.launchpad.net/bugs/174319 You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kdemultimedia in ubuntu. -- kubuntu-bugs mailing list [EMAIL PROTECTED] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs