Call of Duty 2 uses specific ports to communicate with the master server. If a router’s firewall blocks the incoming return packet from the master server, the game server assumes the validation failed or is still pending, resulting in the loop.
typically occurs because the original master authentication servers are no longer fully supported, causing a timeout or failure when the game tries to verify your key with Activision . Primary Solutions call of duty 2 awaiting key code authorization
: Ensure port 28960 (UDP) is open in your router settings to allow the game to communicate with external or local servers. Troubleshooting Windows Compatibility Call of Duty 2 uses specific ports to
Some antivirus programs block the game’s key validation. Add the game’s folder to your AV’s exclusion list, or disable real-time protection briefly to test. Primary Solutions : Ensure port 28960 (UDP) is