Are you using the or Full (Paid) version of Content Manager?
The root folder contains non-Western characters, spaces, or symbols that disrupt the CSP configuration reader.
Troubleshooting " Assetto Corsa is Obsolete (v1.16.3 Required)" The error message Assetto Corsa is obsolete (v1.16.3 is required)"
For those interested in playing Assetto Corsa, here are the system requirements for version 1.16.3: assetto corsa is obsolete v1.16.3 is required fix
Fast-forward to the present, and Assetto Corsa is still widely played and enjoyed by sim racers. However, with the release of newer racing simulators, such as Assetto Corsa Competizione and Project Cars 2, some have questioned whether Assetto Corsa has become obsolete.
: In Steam, right-click Assetto Corsa > Properties > Installed Files > Verify integrity of game files . This ensures your base game is actually up to date.
The error message Assetto Corsa is obsolete (v1.16.3 is required)" a common issue typically encountered when using Content Manager (CM) Custom Shaders Patch (CSP) Are you using the or Full (Paid) version of Content Manager
Before verifying, back up your entire Assetto Corsa folder to another location. After verification, you can selectively restore only the mod folders (cars, tracks, skins) while keeping the verified original files. This gives you a clean base game with all your favorite mods intact.
If editing the text file doesn't work or the game still won't launch, try these steps: Update Custom Shaders Patch (CSP): Content Manager Custom Shaders Patch About & Updates and ensure you are using a recommended version like 0.1.79 or the latest available. Run the Standard Launcher: Launch the game once through the Steam Library
He types back slowly, each instruction precise as a pit board: However, with the release of newer racing simulators,
The v1.16.3 update was a pivotal moment in the game's lifecycle; it introduced the Laguna Seca circuit and various vehicle physics updates. Because the game’s architecture links the core executable with the content libraries, if your game version (the executable) does not match the version of the content currently hosted on the Steam servers (the libraries), the game cannot launch. The "Obsolete" error is simply the game’s way of telling you that your installed files are older than the current standard required by the server.
If you are seeing the error message while using Content Manager (CM) or Custom Shaders Patch (CSP) , you aren't alone. This common technical hiccup often occurs when there is a mismatch between the game's actual version and what Content Manager expects to see.
Content Manager loses track of the actual executable version number. Step-by-Step Fixes Fix 1: Edit the Changelog Text File (Fastest Method)
– This is the most common cause for legitimate users. Content Manager allows you to emulate different game versions for compatibility reasons. If you accidentally set this to an old version (e.g., v1.11), the mod sees that and throws the error.
If you are running a highly outdated or experimental preview version of the Shaders Patch, it may trigger compatibility bugs. Open .