FontVariation.tres causes the editor under gl_compatibility to freeze.

[scgm0]

Tested versions

v4.3.dev.mono.custom_build [f814ee0a2]

System information

Godot v4.3.dev.mono (f814ee0a2) - Arch Linux #1 ZEN SMP PREEMPT_DYNAMIC Sat, 17 Feb 2024 20:06:55 +0000 - Wayland - GLES3 (Compatibility) - Mesa Intel(R) UHD Graphics 630 (CFL GT2) () - Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz (8 Threads)

Issue description

My custom branch only contains this small C# change:#86791
Use the gl_compatibility renderer to create FontVariation resources, but the editor freezes when saving(File saving completed):

Killer godot process, reopen the project, the editor is stuck:

There is no relevant error message in the terminal. Switching to the renderer using vulkan can open the project normally:

4.2.1 does not have this problem:

In addition, after using 4.2.1 to open the project once, 4.3 can also be used normally:

Steps to reproduce

The above description should be enough.

Minimal reproduction project (MRP)

N/A

[scgm0]

@bruvzg
The problem seems to occur when generating thumbnails, have you made any progress?

[clayjohn]

I have a feeling this is the same root issue as #88576

Can you test #88589 and see if it fixes the issue for you?

[scgm0]

I have a feeling this is the same root issue as #88576

Can you test #88589 and see if it fixes the issue for you?

You are right, it does solve my problem.