This is the most reliable and permanent community-developed fix. You will simply tell CSP that the game version is exactly what it expects to see, bypassing the false mismatch entirely.
The following sections provide a clear, step-by-step guide to resolving this error. Start with the quick fixes, which will work for most users, before moving on to more advanced solutions.
Elias didn't hesitate. He clicked. The progress bar crawled forward, a blue line reclaiming his relevance. 10%... 45%... 90%. The installation finished with a sharp
Keep up to date via the CSP Official Page. assetto corsa is obsolete v1163 is required link
Once completed, the error will disappear, and you can enjoy thousands of mods, custom shaders, and online servers that still rely on the legendary v1163 build. Happy racing
specific error messages during the installation of mods.
Steam will download any missing files and update you to the latest version (1.16.3). Method 2: Fixing via Content Manager This is the most reliable and permanent community-developed
Content Manager must target the exact folder where acs.exe is located. Launch . Go to Settings (top right) > Content Manager > General . Look for the Assetto Corsa root folder field.
This guide provides a comprehensive breakdown of what this error means, why it occurs, and, most importantly, how to fix it quickly and permanently—ensuring you can get back on the virtual track with all your mods functioning perfectly.
. This will ensure you have the actual latest version (v1.16.4). Enable 32-bit Version: In Content Manager, go to Content Manager and check the box for "Use 32-bit version" ; some users find this clears the launch error. Update CSP Manually: Ensure you are using the most recent version of Custom Shaders Patch Start with the quick fixes, which will work
Does it happen only when trying to ?
: In many cases, the error is purely visual. If your game still launches and mods work correctly, you can simply ignore the red warning text in your settings.