Fix Modern Warfare 2 Dev Error 11642, 292, and 401

2022’s Call of Duty: Modern Warfare II is an all-new first-person shooter video game developed by Infinity Ward and published by Activision. It’s a sequel to the 2019 edition and offers a brand new play space with an all-new Warzone 2.0 experience. Though the title is doing quite well in the market, some players are facing Call of Duty Modern Warfare 2 Dev Error 11642, 292, and 401 while trying to play private matches.

Now, if you’re also one of the victims to encounter such an issue then don’t worry because here we’ve shared a couple of possible workarounds for you that should come in handy. As this dev error prevents players from getting into the private matches in COD MWII, it becomes quite frustrating. Well, playing private matches can help players to practice aiming, improve map awareness, etc apart from having fun with friends most of the time.

Fix Modern Warfare 2 Dev Error 11642, 292, and 401

Fix Modern Warfare 2 Dev Error 11642, 292, and 401

Several unfortunate MWII players are unable to enjoy the matches in private due to dev errors or any other bugs that eventually trouble a lot. Whereas some of the COD MWII players are unable to understand what’s the reason behind it and searching for fixes here & there. Luckily, there are multiple troubleshooting methods mentioned below that can help you out. So, without wasting any more time, let’s jump into it.

1. Run MWII in Safe Mode

First of all, you should try running the COD Modern Warfare II game in Safe Mode because you may encounter the mentioned dev error while trying to play a private match. In that scenario, the game might crash and throw you a message that says “the game stopped unexpectedly, and would you like to run it in safe mode”. If so, make sure to select Yes to run the game in Safe Mode the next time the game starts. It can fix the issue for you easily.

2. Change FPS Count to Unlimited

If in case, you’re facing the MWII Dev Error 11642, 292, and 401 while using the Custom FPS then it’ll be better to change it to Unlimited. Some of the affected players have found this trick useful and you can check it too. Just go to the in-game Graphics settings menu and change the framerate settings to unlimited.

3. Set On-Demand Texture Streaming

Setting the on-demand texture streaming and reducing the texture cache size accordingly might help you easily fix the dev error on the PC.

  • Open the COD Modern Warfare II game.
  • Select the gear icon in the top-left corner.
  • Go to the Settings tab > Head over to the Graphics section.
  • Turn On the On-Demand Texture Streaming option in the Details and Textures panel.
  • Reduce the Texture Cache Size to Medium or Small.

4. Check for the Game Updates

In some scenarios, it’s always a better idea to update the game version because an outdated game patch version can trigger several potential issues on the gaming device that leads to crashes, lags, stutters, CPU/GPU-related issues, dev errors, etc. To do so:

For Steam:

  • Open the Steam client > Go to Library.
  • Click on COD Modern Warfare II from the list of installed games on the left pane.
  • Now, the client will automatically search for the available update.
  • If there is an update available, click on the Update option.
  • Wait for a couple of minutes or so until the game update completes. [Depends on the storage space and internet connectivity]
  • Once done, make sure to close the Steam client.
  • Finally, reboot your PC to apply changes, and launch the game again.


  • Open the (Blizzard) launcher.
  • Click on the Blizzard logo from the top left corner.
  • Go to the Settings menu > Click on Game Install/Update.
  • Click on Apply latest updates and download future patch data for recently played games to enable it.
  • Now, click on Done to save changes > Restart the launcher to apply changes.
  • It should automatically update the game to the available version.

5. Verify and Repair Game Files

Sometimes corrupted or missing game files on the PC may trigger some issues with the game launching or running smoothly. Make sure to verify the game files and repair them via the Steam or client by following the steps below:

For Steam:

  • Open the Steam client on the PC and log into the account.
  • Go to Library > Right-click on the COD MWII game.
  • Click on Properties > Click on the Local Files tab.
  • Click on Verify Integrity of game files…
  • Now, wait for the process to complete, and close the Steam client.
  • Finally, restart the PC to apply changes.


  • Open the client on your PC.
  • Click on the Call of Duty: Modern Warfare II game.
  • Now, click on OPTIONS (Gear icon) > Click on Scan and Repair.
  • Choose Begin Scan and wait for the process to complete.
  • Once done, close the launcher, and restart your PC.

6. Check for Online Matchmaking

Plenty of affected players have reported that retrying the online matchmaking process and canceling it multiple times did fix the issue. Once done, just wait for a while, and try playing a private match again, and it should work fine.

7. Don’t Use VPN

Last but not the least, it’s highly recommended not to use any VPN service on your PC or router to avoid networking glitches whatsoever. VPNs generally can connect you to a different region server but it won’t help in improving latency or ping delay. The higher the ping delay your game server will receive, the more you’ll face errors in connecting to the game.

That’s it, guys. We assume this guide was helpful to you. For additional queries, you can comment below.

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