There are two primary ways to fix this, depending on whether you own the game on Steam or via other means. Method 1: The Official Steam Update (Recommended)
: Small security or background updates from Kunos Simulazioni can cause Content Manager to misread the core version number. assetto corsa is obsolete v1163 is required link
For the vast majority of users, especially those who first encounter this error after a standard Steam update, one of these simple five-minute fixes will resolve the issue immediately. These are non-destructive and require no reinstalls. There are two primary ways to fix this,
Many mods require the 7-Zip plugin within Content Manager to unpack correctly. If a link was provided in the error message, it is likely a direct download for the specific CSP version or a missing car pack needed for that server. These are non-destructive and require no reinstalls
In this long-form article, we will break down exactly what this error means, why it happens, how to fix it step-by-step, and most importantly—what the “required link” refers to.
The message is technically a misnomer, or at least a misleading error report generated by Content Manager or modern Custom Shaders Patch (CSP) versions.
The error "v1163 is required" is a version mismatch protocol. In 99% of cases, verifying the integrity of the game files via Steam resolves the issue. If the user is operating on a non-standard Steam branch, reverting to the default public branch is mandatory to sync with the current server infrastructure.