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[Bug 1267866] Re: usb audio: cannot get ctl value: req = 0x81, wValue = 0x0, wIndex = 0x1400, type = 3

To: desktop-packages@xxxxxxxxxxxxxxxxxxx
From: Ionică Bizău <bizauionica@xxxxxxxxx>
Date: Sat, 20 Dec 2014 20:47:18 -0000
Reply-to: Bug 1267866 <1267866@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

Hi Julian,

I returned the card to the shop since I didn't have a good experience with it.
I was using `ignore_ctl_error=1` to prevent that ugly error...

Hopefully, this will be fixed...

Cheers

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https://bugs.launchpad.net/bugs/1267866

Title:
  usb audio: cannot get ctl value: req = 0x81, wValue = 0x0, wIndex =
  0x1400, type = 3

Status in alsa-driver package in Ubuntu:
  Confirmed

Bug description:
  I typed in terminal:

      alsamixer

  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://www.alsa-
  project.org/db/?f=1871c086b58a2965d18cfb38483794788187edfb

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