Error launching Vulkan/DXVK games in Flatpak on Nvidia GPU

Hello everyone, I’ve encountered the aforementioned issue. Below, I’ll attach links to bug reports with detailed descriptions. I’d like to know if anyone has any thoughts on where to address this, as the problem has remained relevant for quite some time.

https://bugs.kde.org/show_bug.cgi?id=490561
https://github.com/flatpak/flatpak/issues/5802
https://github.com/NVIDIA/open-gpu-kernel-modules/issues/698

I understand that the developers have limited resources, so I’d be grateful for any help. Thank you.