Hairbrained Schemes Shadowrun Dragonfall fails to launch on linux following recent Steam Client update

[dragonbitestail]

Your system information

• Steam client version (build number or date): Issue was not present weekend of Nov 28/29, Steam client update Dec 7th (1607372145)
• Distribution (e.g. Ubuntu): XUbuntu 18.04 / Intel CPU / Nvidia GTX 1080
• Opted into Steam client beta?: [Yes/No] No
• Have you checked for system updates?: [Yes/No] Yes Only after I ran into the issue. Only other change was to upgrade Discord client (discord-0.0.13.deb)

Also verified files.

Please describe your issue in as much detail as possible:

Screen goes blank then Game fails to launch. Seems to be triggering my screen lock.

Several people have started reporting this issue in the Game's Steam Discussion topics. Some examples: General Bug Reports

Last lines from Game's "output.txt" `/home/USER/.steam/steam/steamapps/common/Shadowrun Dragonfall Director's Cut/Dragonfall_Data/Plugins/x86/libsteamwrap.so : Could not load a dll file. Make sure that the steam_api.dll/libsteam_api.dylib file is placed at the correct location. See the documentation for more info.

(Filename: /BuildAgent/work/d3d49558e4d408f4/artifacts/LinuxStandalonePlayerGenerated/UnityEngineDebug.cpp Line: 53)

Attempting to find steamwrap.so

(Filename: /BuildAgent/work/d3d49558e4d408f4/artifacts/LinuxStandalonePlayerGenerated/UnityEngineDebug.cpp Line: 53) `

Steps for reproducing this issue:

1. Attempt to Launch the Game from Steam Client or Game's Command line Shell Scripts.

[kisak-valve]

Hello @dragonbitestail, this issue is already being tracked at https://github.com/ValveSoftware/steam-runtime/issues/317 and should already be fixed in Steam's beta client. Please opt into the Steam client beta.

Closing as a duplicate.