usb audio: cannot get ctl value: req = 0x81, wValue = 0x0, wIndex = 0x1400, type = 3
I typed in terminal:
Then I wanted to change the sound card (I have connected an external sound card via USB).
I pressed F6, selected the external sound card and pressed enter.
alsamixer crashed and outputed:
cannot load mixer controls: Broken pipe
My ALSA information is located at http://
|Changed in alsa-driver (Ubuntu):|
|status:||Incomplete → New|
- Broken pipelline when changing the sound card
+ usb audio: cannot get ctl value: req = 0x81, wValue = 0x0, wIndex =
+ 0x1400, type = 3