Common Problems
Connection to the Blizzard game server has been lost. Please close the game and try again.This error indicates an issue with your connection to the Call of Duty: Modern Warfare servers.
- Check the BlizzardCS Twitter for any service interruptions.
- Make sure you launch the game through the Battle.net Desktop App.
- Make sure you are logged in with the correct Battle.net account.
- Check your internet connection.
Tried everything here?
If you have tried these steps and still require assistance, please contact Activision Support.
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