Electron 36 fails to launch because "Using GTK 2/3 and GTK 4 in the same process is not supported" #46538
Description
Preflight Checklist
- I have read the Contributing Guidelines for this project.
- I agree to follow the Code of Conduct that this project adheres to.
- I have searched the issue tracker for a bug report that matches the one I want to file, without success.
Electron Version
36.0.0-alpha.1 through 36.0.0-beta.2
What operating system(s) are you using?
Ubuntu
Operating System Version
23.10
What arch are you using?
x64
Last Known Working Electron version
35.*
Expected Behavior
When running Fiddle on Ubuntu with X11, launching the default template works
Actual Behavior
Launching the default template using any of the current 36.X beta and alpha releases fails with the following error:
Electron v36.0.0-alpha.1 started.
(process:12023): Gtk-ERROR **: 11:30:38.382: GTK 2/3 symbols detected. Using GTK 2/3 and GTK 4 in the same process is not supported
Electron exited with signal SIGTRAP.
Testcase Gist URL
Default fiddle template shows this
Additional Information
No response