Sober freezes when trying to join Roblox experiences

Describing the problem
Sober launches successfully and shows the Roblox main menu, but consistently freezes when attempting to join any experience/game. The application becomes completely unresponsive and requires force-closing. (Freeze occurs during the transition from LuaApp to game experience. i had that issue before but reopening helped until today)

System Information
Distro: Arch Linux
Desktop: GNOME
GPU: NVIDIA GeForce MX230
Driver: nvidia 575.64.05
RAM: 3.7GB
Installation method: Flatpak

Failed Solutions
Updating the drivers
Trying both OpenGL and Vulcan
Resetting Flatpak permissions
Adding a performence flags

Sober config
{
“allow_gamepad_permission”: false,
“bring_back_oof”: false,
“close_on_leave”: false,
“discord_rpc_enabled”: true,
“enable_gamemode”: false,
“enable_hidpi”: false,
“use_opengl”: true,
“fflags”: {
“FFlagDebugGraphicsPreferVulkan”: false,
“FFlagDebugGraphicsDisableDirect3D11”: true,
“DFIntTaskSchedulerTargetFps”: 30
}
}

a similar issue was addressed in an earlier question