As mentioned by Warbucks in the comments. Users affected by this issue will need to uninstall the now defunct Xbox Console Companion app and reboot their computer.
An error occurred while saving the commentAlex Riviere commented
Same here. Installed with windows game pass, booted it up this morning, was playing for about 3 hours when the game suddenly stopped. like, just blammo, gone. started it up again and it has no memory of it ever being opened.