Modern Warfare 2 Error 11642 Modern Warfare 2 Error 11642

How To Fix Call of Duty Modern Warfare 2 Error 11642, 292, 401

This guide will provide the best options Fix Call of Duty Modern Warfare 2 Error 11642, 292, 401 including step-by-step procedures and much more detail.

Modern Warfare 2 has been a huge success from the moment it launched. At this point, it is among the top-selling games for Xbox 360 and PlayStation 3, both retail and download. This is because of its reputation for being realistic even though there are many others who are vying for the spot. To make use of this, I want to brief you about a number of issues that players have been facing lately.

I’m going to show you a way how to fix Modern Warfare 2 dev errors 11642, 292, and 401. You may have already tried many different methods but nothing seems to work. This guide will provide the best options for this problem including step-by-step procedures and much more detail.

Ways To Fix COD: Modern Warfare 2 Error 11642, 292, 401

Modern Warfare 2 Error 11642
Modern Warfare 2

Check and Repair Game Files

Corrupted or missing game files on the PC might cause problems with the game starting or functioning properly. Verify and fix the game files using the Steam or client by following the instructions below:

Regarding Steam:

  • Launch the Steam client on your PC and sign in to your account.
  • Navigate to the Library and right-click on the COD MWII game.
  • Select Properties > Select the Local Files tab.
  • Select Verify Game File Integrity…
  • Wait for the procedure to finish before closing the Steam client.
  • Finally, restart the computer to effect the modifications.


  • Launch the client on your computer.
  • Select the game Call of Duty: Modern Warfare II.
  • Now, choose OPTIONS (Gear symbol) > SCAN AND REPAIR.
  • Select Begin Scan and wait for the procedure to finish.
  • After that, quit the launcher and restart your computer.

Avoid Using VPN

To prevent any networking issues, it is strongly advised not to use any VPN service on your PC or router. VPNs can normally link you to a server in a different location, but they will not assist you to improve latency or ping delay. The greater the ping delay experienced by your gaming server, the more problems you will encounter while connecting to the game.

Set the FPS value to Unlimited

If you are experiencing MWII Dev Errors 11642, 292, and 401 when using Custom FPS, it is best to set it to Unlimited. This approach has proven effective to several of the impacted gamers, and you may try it as well. Simply go to the in-game Graphics options menu and set the framerate to limitless.

Set Texture Streaming to On-Demand

Setting on-demand texture streaming and lowering the texture cache size as needed may assist you in quickly resolving the dev issue upon that Computer.

To Do This:

  • Start the game Call of Duty: Modern Warfare II.
  • In the top-left corner, click the gear symbol.
  • Navigate to the Settings tab and then to the Graphics section.
  • In the Details and Textures tab, enable On-Demand Texture Streaming.
  • Decrease the size of the Texture Cache to Medium or Small.

Look into Online Matchmaking

Many affected players have reported that retrying and canceling the online matchmaking process multiple times fixed the problem. After that, simply wait a few moments before trying to play a private match again, and everything should be fine.

Start MWII in Safe Mode

Try running the COD Modern Warfare II game in Safe Mode, since you may face the aforementioned dev error when attempting to play a private match. In such case, the game may crash and display a popup that states “the game abruptly stopped, and would you prefer to run it in safe mode?” If this is the case, be sure you choose Yes to run the game in Safe Mode the next time it starts. It may simply resolve the problem for you.

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Keep an eye out for game updates

Updating the game version is always a better option since an old game patch version may create various possible difficulties on the gaming system, such as glitches, delays, stutters, CPU/GPU-related issues, dev errors, and so on. To do this:

Regarding Steam:

  • Go to Library on the Steam client.
  • From the list of installed games in the left pane, choose COD Modern Warfare II.
  • The client will now seek the latest update automatically.
  • If an update is available, choose the Update option.
  • Wait a few minutes for the game update to finish. [Depends on storage space and internet access]
  • When finished, ensure sure you exit the Steam client.
  • Finally, restart your computer to implement the modifications and relaunch the game.


  • Navigate to the (Blizzard) launcher.
  • Click the Blizzard logo in the upper left corner.
  • Navigate to the Settings menu and choose Game Install/Update.
  • To activate it, click Apply current updates and download future patch data for recently played games.
  • Now, click Done to save your changes > To implement the modifications, restart the launcher.
  • It should immediately upgrade the game to the latest version available.


Many users have had this problem, and there is a fix although it is not always easy. This problem can be fixed by verifying game files; following the steps above should allow you to fix the error.

We hope that this guide has been helpful if you’re experiencing these errors. If you’re still running into issues, we’d be happy to help. Feel free to leave a comment below.

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