Comment 69 for bug 1968040

Revision history for this message
ExploreWiki (explorewiki) wrote (last edit ): Re: Blanked screen doesn't wake up after locking [drmModeAtomicCommit: Argument invalide] [drmModeAtomicCommit: Invalid argument]

Josef, did you try the workaround in the original post? The workaround fixed the problem for me on Ubuntu 22.10.

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[ Workaround ]

Add to /etc/environment (in Ubuntu 22.04):

  MUTTER_DEBUG_ENABLE_ATOMIC_KMS=0

or in Ubuntu 22.10 and later:

  MUTTER_DEBUG_FORCE_KMS_MODE=simple

and then reboot.

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Full instructions:

1. Open terminal: CTRL + ALT + T
2. Type: sudo nano /etc/environment
3. Enter your password
4. Add the following on a new line: MUTTER_DEBUG_ENABLE_ATOMIC_KMS=0
5. Press: Ctrl + O
6. Press: Enter
7. Press: Ctr + X
8. Type: Reboot