only white screen when starting appimage on Linux Mint

[LeOS-GSI]

I'm trying to use Silext Desktop on my Linux Mint . But when I start the appimage, I'm only getting a Window with a with screen. Nothing more.

Attached a screenshot an the terminal log.

Silex.log

I'm using silex-desktop-2.7.30.AppImage

[LeOS-GSI]

Under POP!OS I'm getting different errors and no start up . Log is attached
popOS.txt

[lexoyo]

The app image (silex desktop) is not maintained anymore, we need a maintainer :)

[LeOS-GSI]

The app image (silex desktop) is not maintained anymore, we need a maintainer :)

LoL, On monday I have just give up my GSI development and app which I have done for more then 5 years, because I need a break. So it's not the right time to starting a new project :/