The Three-Step Handshake: When you join a server, the game performs a three-part validation check. If you or someone else hits the server at the exact same millisecond, the antiquated system can jam, leaving you stuck on the "Awaiting" screen indefinitely. call of duty 2 awaiting key code authorization

5) Reinstall and repair files

• Uninstall the game fully and reinstall from your original media or trusted digital source.
• If using Steam/other platforms with file verification, run the “verify integrity” or repair option.

One of the most effective fixes is to give the game more time to reach the authentication server. You can do this by editing your configuration file (.cfg). The "Awaiting Key Code Authorization" error in Call