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Modern Warfare 2 – What is Error Code 2004 & How to Fix it

Updated: Mar 31, 2023 1:47 pm
Modern Warfare 2 – What is Error Code 2004 & How to Fix it

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Modern Warfare 2 and Warzone 2 are large an ambitious multiplayer games with a broad scope for game modes, maps and weapons. Because of this, and similarly with many multiplayer games, they will often crash or display error codes. Well, if you’ve come across the MW2 error code 2004, aka the matchmaking lobby error, then we have some tips for you.

MW2 Error Code 0x887a0005 – How To Fix

How to fix MW2 error code 2004

MW2 error code 2004

When you are hit by Modern Warfare 2 error code 2004, first go to Activision’s server status page to see if the server is down or experiencing some issues. If it turns out the servers are offline, you know that it is a wider issue and can wait for the server to get back online.

If this is not the case, you know then that the issue is with your internet connection. You can try these solutions to see if they help:

  • Reset your network devices – This is to make sure your router hasn’t become flooded with data.
  • Allow Modern Warfare 2 through your firewall – This is a way to check in case it is preventing the game from connecting to the game servers.
  • Release and renew your IP and flush your DNS to resolve any network conflicts.
  • Try a different network to connect to the Internet; maybe your mobile hotspot.
  • Reboot the game, the console, or the PC – Try is to reboot the game and perform the same action. If the matchmaking still fails, try rebooting your system and then attempt to play the game.
  • Try playing the game over another ISP or mobile internet – Another possible cause of the issue may be your ISP. Try to play the game over the mobile internet and see if you can bypass the error.
  • Try using a VPN – While a VPN is not recommended due to lag, you might have success with it. If the server you are playing on is too busy, the VPN can help you play the game via another server, bypassing the matchmaking lobby error.  

There’s all of our best tips for you currently.

MW2 Error Code Diver – What Is It & How To Fix

What is Modern Warfare 2 error code 2004?

Modern Warfare 2 error code 2004 is a message that pops up when players try to join an online match. This is often called the ‘matchmaking lobby error’. The error is comes with a message that reads:

A matchmaking lobby error has occurred; please retry the operation. Error cause: 10. Error Code: 2004.

This means that some connectivity issues occurred, and therefore you can’t get into the match online. Modern Warfare 2 servers being down or overloaded with players, or a network issue on your end are the main reasons for the error code 2004.

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Why does the MW2 error code 2004 happen?

There’s a multitude of reasons as to why errors happen in MW2, from not updating your driver, to corrupted files. In the case of error code 2004, however, the issue is connectivity. The ‘lobby error’ moniker that this error has gained is from people being unable to join matches.

This is usually because servers are down, or offline. Alternatively, it’s completely possible that your connection/wi-fi at home may be unstable, or your device is not connected.

How do I check if MW2 servers are down?

To check on the status of all CoD game servers, head to Activision’s online services page.

How to fix the Diver Error in MW2?

  • Check if you’re connected to the internet. Sometimes the connection can drop on certain systems
  • Restart your router.
  • Verify the integrity of your game files, or check that your game doesn’t need an update on your chosen system:
  •  If you’re on Xbox, scroll to Games & Apps in the dashboard, select manage, and then update
  • If you’re on PlayStation, press options while on the icon for MW2 and click check for updates
  • Steam players must select properties and choose the local files tab before verifying the integrity of any game files

Why do I keep getting an error code on MW2?

To resolve the error and log in, ensure that you have downloaded the most recent version by checking for updates. Then, restart the game and, if required, your console or PC.


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