[Bug 53164] Enter the Gungeon 2.1.9 is broken after Alt+Tab or Alt+Enter

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=53164

--- Comment #6 from [e-mail] ---
More results with custom Protons.

OpenGL core profile version string: 3.3 (Core Profile) Mesa 21.2.6
OpenGL version string: 3.1 Mesa 21.2.6
Ubuntu 20.04.4 LTS
Linux user-desktop 5.13.0-52-generic #59~20.04.1-Ubuntu SMP Thu Jun 16 21:21:28
UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

Proton-4.15-GE-1     Alt+Tab will hang, some ProtonFixes traceback, some red
line
Proton-4.20-GE-1     no problem, some ProtonFixes traceback, some red line