The quickest and most reliable fix bypasses the hardcoded version check by changing the string text that Content Manager reads. Close and Steam completely.
Assetto Corsa is Obsolete v1.16.3 is Required: Fixes and Solutions (2026 Updated)
: Find the file named changelog.txt and open it with Notepad.
A stark message appears in your Content Manager or on the race loading screen:
You’ve verified files, disabled version emulation, and reinstalled CSP. The error persists. At this point, consider these last-resort solutions. assetto corsa is obsolete v1.16.3 is required fix
Sometimes Content Manager looks for the wrong game ID, making it think your legal version of Assetto Corsa is obsolete.
This error typically occurs when using or Custom Shaders Patch (CSP) . It is usually a "false positive" caused by a mismatch in how these mods read the game's version file, rather than your game actually being outdated. Since the final official version of Assetto Corsa
Launch the new executable to create a fresh, error-free profile. If you want to troubleshoot further, tell me:
I can provide specific folder paths or advanced configuration steps based on your setup. Share public link The quickest and most reliable fix bypasses the
Steam must verify that your base game is updated to the definitive v1.16.3 version. Close and Steam completely. Relaunch Steam as an administrator. Open your Library and right-click on Assetto Corsa . Select Properties , then click the Installed Files tab. Click Verify integrity of game files .
First, a brief history lesson. Assetto Corsa was developed by Kunos Simulazioni. The final major update for the base game was version 1.16.3, released in late 2018 / early 2019. Since then, Kunos has moved on to Assetto Corsa Competizione (ACC) and the upcoming Assetto Corsa 2 .
Steam often misses small file mismatches. Run a verification via Properties > Installed Files. Check CSP Version:
| Myth | Reality | |------|---------| | “My Steam says 1.16.3 but error still appears.” | Your EXE itself may be old. Verify files. | | “I can just edit the registry to fake version.” | No — the check is on the EXE, not registry. | | “This error means my PC is obsolete.” | No — it’s purely a software version check. | A stark message appears in your Content Manager
Assetto Corsa isn’t obsolete. Your install just forgot it’s still the king of sim modding. Give it v1.16.3, and it’ll run mods from 2024 like they were born there.
There are three common culprits:
Steam might have failed to download a minor patch, or a mod may have overwritten core files. Completely close and Steam . Relaunch Steam as an Administrator. Go to your Library and right-click Assetto Corsa . Select Properties > Installed Files . Click Verify integrity of game files . Wait for Steam to scan and replace missing data. 2. Update Content Manager and CSP
The error message is a common issue encountered by sim racers. It typically occurs when using Content Manager (CM) along with the Custom Shaders Patch (CSP) .
Relaunch Content Manager to force it to rebuild your game directory paths cleanly. Troubleshooting Summary Table error assetto corsa is obsolete - help - Steam Community
Cookie Policy This website uses cookies to manage authentication, navigation, and other functions. By using our website, you agree that we can place these types of cookies on your device. By clicking on OK you consent to the use of cookies on your device. read all