The error isn't a bug. It's a filter. Only those willing to break the "latest version" dogma get to drive in the future.
Are you using the of CSP/Pure? Do you use any custom launchers other than Content Manager? Share public link
Your heart sinks. You have the latest version from Steam. You’ve got 500GB of mods. How dare the game call you obsolete ?
A hidden cache file often retains the "obsolete" flag. The error isn't a bug
If a mod has overwritten your core executable files, you must restore the original Steam architecture. Open your . Right-click Assetto Corsa and select Properties . Choose the Installed Files (or Local Files) tab. Click Verify integrity of game files .
Complete Fix: Assetto Corsa is Obsolete (v1.16.3 is Required) and Extra Quality Settings
This error message typically means that the server you are trying to join is running a specific version of the game (v1.16.3) which includes specific content (cars or tracks) that your client does not have. It is rarely a problem with your core game files, but rather a . Are you using the of CSP/Pure
Note: If you want the absolute latest preview builds that flawlessly handle intensive graphics mods like Pure or RainFX, consider linking your Content Manager to the Ilja Jusupov (x4fab) Patreon to unlock the latest CSP Preview builds. 2. Disable or Tweak "Extra Quality" Settings
How to Fix the "Assetto Corsa is Obsolete v1.16.3 is Required" Error for Extra Quality Graphics
In CSP settings, click "Presets" > "Save As" > My_Extra_Quality_v1163 . When the error reappears, you can load this preset to instantly restore all graphical fidelity without re-tweaking 200 options. You have the latest version from Steam
You launch Content Manager, look forward to a hot lap in Assetto Corsa, and suddenly a bold red error stops you:
If this error started specifically when trying to use "Extra Quality" settings, your Custom Shaders Patch version might be conflicting with your graphics driver or your current AC executable. Rollback or Update CSP
To achieve the best possible visuals, you need to install and configure these three cornerstones of the Assetto Corsa modding scene:
Right-click acs.exe , select , and go to the Compatibility tab.