How To Fix Dev Error 11063 In MW2

How To Fix Dev Error 11063 In MW2

This Modern Warfare 2 guide explains the Dev Error 11063 players encounter while trying to matchmake in the CDL Moshpit game mode.

02nd Feb 2023 12:00

Images via Infinity Ward

MW2 Dev Error 11063 is a known multiplayer issue many players encounter while hopping into the CDL Moshpit. This is a competitive game mode in MW2 with the same restrictions and rules as you see in Call of Duty League. If you are an affected player, keep reading our guide as we explain how to fix Dev Error 11063 in MW2.

How To Fix Dev Error 11063 In MW2

In Modern Warfare 2you can fix Dev Error 11063 by updating and restarting the game

Dev Error 11063 is a known issue, but it seems that Infinity Ward has acknowledged and fixed the problem.

Dev Error 11063 occurs due to some issues with the Playlist from the developers' end, and it is now fixed through a Game Setting Update. So, players who have updated their game and performed a restart should not be facing the error anymore.

However, if you are still facing Dev Error 11063 in Modern Warfare 2, even after updating and restarting your game, you must first report it to Infinity Ward through their support channels or over Twitter.

Once that is done, you can follow the below basic troubleshooting steps to get rid of the Dev Error 11063 in Modern Warfare 2:

  • Restart your PC or console.
  • Reset your Network Hardware.
    • You can do a soft reset by unplugging your Router's power cable, waiting for thirty seconds, and then plugging the cord back in. 
  • Switch to a wired connection.
    • A wired connection is more stable and doesn't depends on things like signal strength and such things. 
  • Flush your DNS cache.
    • You can flush your DNS by opening Command Prompt or Windows Power Shell and using the following command: ipconfig /flushdns
  • Disable VPNs and other proxy settings. 
  • Set custom DNS
    • Google DNS
      • Primary DNS Server: 8.8.8.8
      • Secondary DNS Server: 8.8.4.4
    • Cloudflare DNS
      • Primary DNS Server: 1.1.1.1
      • Secondary DNS Server: 1.0.0.1

While the above steps mostly fix connection-related issues, you can try them out and check if the Dev Error 11063 in Modern Warfare 2 is gone. 

That concludes our guide on how to fix Dev Error 11063 in Modern Warfare 2. For more on Modern Warfare 2, keep reading GGRecon.

Hritwik Raj

About The Author

Hritwik Raj

Hritwik has been writing about video games, manga, and anime for more than 8 years. Some of his favourite games include The Last of Us Part II, Fallout 76, Apex Legends, Genshin Impact, and the Souls series.

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