Call of Duty Modern Warfare 2

How To Fix MW2 Dev Error 6144

We share working fixes for MW2 Dev Error 6144.

Despite being “not a broken game,” Modern Warfare 2, often faces network issues, game crashes, and other things that impact the players’ gameplay experience. Among a list of issues, we have one that players encounter during matchmaking, the Modern Warfare 2 Dev Error 6144. This guide will discuss the error while sharing how to fix MW2 Dev Error 6144.

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What Is MW2 Dev Error 6144

As mentioned earlier, the Modern Warfare 2 Dev Error 6144 is a matchmaking error you will encounter in the game’s multiplayer mode. It kicks players out of matchmaking and, sometimes, your pre-made party members, which is infuriating to many players trying to play Modern Warfare 2 with their friends. 

How To Fix MW2 Dev Error 6144

You can fix the Modern Warfare 2 Dev Error 6144 by restarting the game. Yes! It may sound fundamental, but it works. So, whenever you encounter Dev Error 6144, you must first restart your game and even the system if you don’t have anything important running. 

The matchmaking Dev Error 6144 is a network-related issue, so make sure your internet connection is working fine, and you are not using any proxies, DNS, or VPNs impacting the connection to Modern Warfare 2’s game servers. 

We recommend players play Modern Warfare 2 on a wired ethernet connection as it mainly fixes every known network issue in Modern Warfare 2, including Dev Error 6144. 

And if, for some reason, you want to stick to a wireless connection, reset your network once to make sure any unnecessary settings are not messing up with Modern Warfare 2’s connection to its servers. 

That is it. That concludes our guide on how to fix MW2 Dev Error 6144. While you are here, check out some other guides on COD MW2:

Call of Duty Modern Warfare 2 is available on PC, PlayStation, and Xbox platforms.

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Author
Hritwik Raj
Hritwik is a guides writer who has been writing about video games for almost a decade. He is a Computer Science graduate who has always been into gaming. Most of the time, you will find him covering News and Guides for various publications. And when he is not working, you will find him fighting with his friends about how good of a gamer he is. His favorite games include Fallout 76, Borderlands 2, Call of Duty, Apex Legends, Destiny 2, Souls series, Genshin Impact, and The Last of Us.

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How To Fix MW2 Dev Error 6144

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