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January 22, 2026
Question

Light Room Classic crashes when launched

  • January 22, 2026
  • 1 reply
  • 60 views

Light Room classic crashes as soon as I launch it, just dissapears. I have downloaded it and uninstalled it 3 times and the result is always the same. I made sure to through away the prefernces file each time. 

Using Mac OS 15.7.3 I tried to disable the GPU in the preferences file but cannot locate useAutoBahn in it. 

Does anyone know what could be causing this?

 

[Moved from ‘Bugs’ to ‘Discussions’ by moderator, according to forum rules.]

1 reply

JohanElzenga
Community Expert
Community Expert
January 22, 2026

This could be caused by a corrupted catalog. Hold down the Option key when you start Lightroom Classic, to get a dialog about which catalog to use. Create a new catalog to see it that makes Lightroom run without crashing.

 

If this still crashes Lightroom, then it could also be corrupted preferences: 

https://www.lightroomqueen.com/how-do-i-reset-lightrooms-preferences/

 

-- Johan W. Elzenga
GuzzimattAuthor
January 23, 2026

Thanks, I already tried that and it didn't work

JohanElzenga
Community Expert
Community Expert
January 23, 2026