Compatibility Report

• Name of the game with compatibility issues: Outcore: Desktop Adventure
• Steam AppID of the game: 1275670

System Information

• GPU: RX 570 8GB
• Video driver version: 4.6 (Compatibility Profile) Mesa 23.2.1-1ubuntu3.1~22.04.2
• Kernel version: 6.5.0-35-generic
• Link to full system information report as Gist: Gist link
• Proton version: Proton Experimental

I confirm:

• [x] that I haven't found an existing compatibility report for this game.
• [x] that I have checked whether there are updates for my system available.

1st launch option: steam-1275670.log
3rd launch option: steam-1275670.log

Symptoms

With first launch option, the game launches, but it doesn't show the file that you are supposed to drag into the "glitch" and the whole background is black:

This is how it's supposed to look: https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1275670/ss_64bb240ddb14b00b71aa14ecf27298007c9424d5.1920x1080.jpg?t=1714643967

With second launch option there is just this error:

Reproduction

1. Install the game with Proton
2. Launch it with 1st launch option or the 3rd launch option