: 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.
: In Steam, right-click Assetto Corsa > Properties > Installed Files > Verify integrity of game files
The message is slightly misleading. It does not mean your copy of Assetto Corsa is outdated. Instead, it means Content Manager has lost its connection to the base game executable ( acs.exe ) or the Custom Shaders Patch (CSP) cannot verify your game version. Common Triggers assetto corsa is obsolete v1163 is required link
The error typically appears when a player tries to install or update Custom Shaders Patch through Content Manager. Even if the player is running the most current Steam version (which is indeed v1.16.3 or v1.16.4), the software throws a fit, claiming the game is "obsolete".
This error typically appears when trying to join a multiplayer server, launching a specific modded career mode, or running custom shaders through Content Manager. It can be frustrating, especially when you are sure you updated the game through Steam. : In many cases, the error is purely visual
If you are seeing a message stating in Content Manager or when trying to run the Custom Shaders Patch (CSP), it can be incredibly frustrating. This error typically appears after a small game update that Content Manager doesn't yet recognize, or due to a mismatch in how your game's version is logged.
At its core, this error is a . Assetto Corsa (the base game) receives updates periodically. The official Steam version automatically updates to the latest public build (which is currently above v1163). However, many mods, custom launchers (like Content Manager), and private servers are locked to a specific game version to ensure stability. It does not mean your copy of Assetto Corsa is outdated
Is your game currently when launching a race?