How to fix :error 2004 mw2 ?

Instructions for Fixing Errors Error 2004 MW2


Call of Duty: Modern Warfare 2 is a popular first-person shooter game that has been around for over a decade. However, like any other game, it is not immune to errors and bugs. One of the most common errors that players encounter is Error 2004 MW2. This error can be frustrating, especially if you are in the middle of a game. In this article, we will provide you with instructions on how to fix Error 2004 MW2.

What is Error 2004 MW2?

Error 2004 MW2 is an error that occurs when the game is unable to connect to the online servers. This error can be caused by a variety of factors, including server maintenance, network issues, or problems with your game files.

Causes of Error 2004 MW2

There are several reasons why you might encounter Error 2004 MW2. Some of the most common causes include:

  • Server maintenance
  • Network issues
  • Problems with your game files
  • Firewall or antivirus software blocking the game
  • Outdated game or system software

How to Fix Error 2004 MW2

Now that you know what Error 2004 MW2 is and what causes it, let’s take a look at how you can fix it.

Method 1: Check for Server Maintenance

The first thing you should do when you encounter Error 2004 MW2 is to check if the game servers are undergoing maintenance. You can do this by visiting the official Call of Duty website or social media pages. If the servers are down for maintenance, you will have to wait until they are back up before you can play the game.

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Method 2: Check Your Network Connection

If the servers are not undergoing maintenance, the next thing you should do is check your network connection. Make sure that you are connected to the internet and that your connection is stable. You can also try resetting your router or modem to see if that resolves the issue.

Method 3: Verify Your Game Files

If your network connection is stable, the next thing you should do is verify your game files. To do this, follow these steps:

  1. Open the launcher
  2. Click on Call of Duty: Modern Warfare 2
  3. Click on Options
  4. Select Scan and Repair
  5. Click on Begin Scan

This will scan your game files and repair any issues that it finds.

Method 4: Disable Firewall or Antivirus Software

If verifying your game files does not resolve the issue, the next thing you should do is disable your firewall or antivirus software temporarily. Sometimes, these programs can block the game from connecting to the servers. To disable your firewall or antivirus software, follow the instructions provided by the software manufacturer.

Method 5: Update Your Game and System Software

If none of the above methods work, the final thing you should do is update your game and system software. Make sure that you have the latest version of the game installed and that your system software is up to date. You can check for updates by visiting the official Call of Duty website or your system manufacturer’s website.


Error 2004 MW2 can be frustrating, but it is not a game-breaking issue. By following the instructions provided in this article, you should be able to fix the error and get back to playing the game. Remember to always check for server maintenance, verify your game files, and update your software to prevent future errors from occurring.

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