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Error codeBlizzard Battle.netWindows PC
Blizzard Battle.net error BLZBNTBGS000003F8
Lost connection to Call of Duty servers
Shows up in Call of Duty games on Battle.net when the game loses its connection to the Call of Duty servers. Blizzard treats it as a connection issue and sends further help to Activision.
How to fix error BLZBNTBGS000003F8
Check the BlizzardCS Twitter account for service problems.
Start the game from the Battle.net app.
Make sure you are logged in with the right Battle.net account.
Test your internet connection and fix any problems.
Contact Activision Support if the error keeps coming back.
From Blizzard Battle.net's help pages: us.support.blizzard.com, in our words. Checked on 5 November 2026. If the steps do not help, Blizzard Battle.net's own support is the next stop.
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- BLZBNTBTS00000029Patch server reached but no patch data
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