Alsamixer: cannot open mixer: No such file or directory (bookworm)

Troubleshooting
1

Creating a bug report/issue

Required Information

  • DietPi version | cat /boot/dietpi/.version
    G_DIETPI_VERSION_CORE=8
    G_DIETPI_VERSION_SUB=19
    G_DIETPI_VERSION_RC=1
    G_GITBRANCH=‘master’
    G_GITOWNER=‘MichaIng’
    G_LIVE_PATCH_STATUS[0]=‘applied’
    G_LIVE_PATCH_STATUS[1]=‘applied’
    G_LIVE_PATCH_STATUS[2]=‘not applicable’

  • Distro version | echo $G_DISTRO_NAME $G_RASPBIAN
    bookworm 1

  • Kernel version | uname -a
    Linux pi0 6.1.21+ #1642 Mon Apr 3 17:19:14 BST 2023 armv6l GNU/Linux

  • Architecture | dpkg --print-architecture
    armhf

  • SBC model | echo $G_HW_MODEL_NAME or (EG: RPi3)
    RPi B (armv6l)

  • Power supply used | (EG: 5V 1A RAVpower)
    5V 2A

  • SD card used | (EG: SanDisk ultra)
    Violectric Chronos
    card 0: Device [LPe Audio Device], device 0: USB Audio [USB Audio]
    Subdevices: 1/1
    Subdevice #0: subdevice #0

Additional Information (if applicable)

  • Software title
    raspberry pi kernel
  • Was the software title installed freshly or updated/migrated?
    yes, migrated to bookworm, worked with bullseye

Steps to reproduce

alsamixer

Expected behaviour

display mixer

Actual behaviour

cannot open mixer: No such file or directory

Extra details

  • the device is recognized and does play, only the mixer seems to be missing
  • same on a pi4 after bookworm
  • alsamixer worked before the migration, in x86 as well
2

Works after reconfiguring (dietpi-config, sound). Seems that the device switched from 1 to 0.