According to #11, your usb sound card fails in the pulseaudio, could you please remove the usb and test.
If that doesn't help, I guess you must install some package that conflict with pulseaudio, that can explain #10.
If possible, please collect a pulseaudio.txt without usb sound card.
According to #11, your usb sound card fails in the pulseaudio, could you please remove the usb and test.
If that doesn't help, I guess you must install some package that conflict with pulseaudio, that can explain #10.
If possible, please collect a pulseaudio.txt without usb sound card.