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Sennheiser GSX 1000 audio input wont work

After updating to High Sierra my Sennheiser GSX 1000 "Communication Audio"-Devices wont show up in the audio devices list. It still shows the "Main Audio"-Devices, but I cant use it as an input device anymore. Any suggestions how I can enable the audio input?

iMac (Retina 5K, 27-inch, 2017), macOS High Sierra (10.13)

Posted on Sep 26, 2017 12:41 AM

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Posted on Nov 4, 2017 2:22 AM

So after updating to 10.13.1 the problem happened again. My solution to get it to work was the following:

  • Restart in Recovery-Mode (hold Cmd+R while restarting)
  • Open Terminal (Menu > Utilities > Terminal)
  • Delete AppleUSBAudio.kext
    • Navigate do Folder (cd /Volumes/<your system drive>/System/Library/Extensions)

      Don't go to just /System/Library/Extensions as this is on your recovery disk!

    • Delete the old kext (rm -rf AppleUSBAudio.kext)
  • Restart
  • Open a Finder Window and go to /System/Library/Extensions
  • Open Time Machine and go back to a date before you updated
  • Select AppleUSBAudio.kext and click on Restore
  • Enter your admin passwort
  • Restart
10 replies
Question marked as Best reply

Nov 4, 2017 2:22 AM in response to Karater

So after updating to 10.13.1 the problem happened again. My solution to get it to work was the following:

  • Restart in Recovery-Mode (hold Cmd+R while restarting)
  • Open Terminal (Menu > Utilities > Terminal)
  • Delete AppleUSBAudio.kext
    • Navigate do Folder (cd /Volumes/<your system drive>/System/Library/Extensions)

      Don't go to just /System/Library/Extensions as this is on your recovery disk!

    • Delete the old kext (rm -rf AppleUSBAudio.kext)
  • Restart
  • Open a Finder Window and go to /System/Library/Extensions
  • Open Time Machine and go back to a date before you updated
  • Select AppleUSBAudio.kext and click on Restore
  • Enter your admin passwort
  • Restart

Oct 12, 2017 12:23 AM in response to Raggok

Dont try to copy it manually. When I tried that, I couldnt repair the permissions for the file.

If you have a time machine backup use Finder to open the folder System/Library/Extensions on your system volume. Then use the time machine menu, to open time machine. Use the sidebar to go back in time to a date before you updated to high sierra. Then select the AppleUSBAudio.kext and press restore on the bottom of the screen.

Oct 13, 2017 10:01 AM in response to Karater

Hey,


i couldn't restore the old KEXT file alone, so i rolled back to Sierra completely. Now at least everything is working again 🙂 ... and it looks like the iCloud family sharing still works too 🙂


Hope this bug gets ironed out some day... oh, btw. installed the Beta 10.13.1 ... bug's still in there 😟



Thanks anyway and have a great weekend! 🙂

Sennheiser GSX 1000 audio input wont work

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