King's Quest (345390) works perfectly with 5.0-10, crashes on startup with any later Proton (5.13-6 to current Proton Experimental).
Proton logs from last good version Proton logs from (crashing) current version
Hello @berolinux, we're using one issue report per unofficially supported game title, so I've gone ahead and transferred this issue report to https://github.com/ValveSoftware/Proton/issues/525#issuecomment-2727639860.
proton experimental
King's Quest (345390) works perfectly with 5.0-10, crashes on startup with any later Proton (5.13-6 to current Proton Experimental).