This is the most stable method. The final official update removed the disc check for many users and fixed numerous bugs. Download the Patch : Locate the v3.9.68 patch from community hubs like Championship Manager 01/02 Fans CM0102v3968.exe installer. Set Compatibility : Right-click the cm0102.exe in your installation folder, select Properties Compatibility , and check Run this program as an administrator Run in compatibility mode for Windows XP (Service Pack 3) Run the Game