How to Fix Dev Error 6144 in Modern Warfare 2

Image about How to Fix Dev Error 6144 in Modern Warfare 2

Playing Modern Warfare 2 is always thrilling until a technical glitch like Dev Error 6144 pops up. This error message can frustrate players who are excited to play the game.

This guide will help you get back to the game quickly by following the steps. Let’s dive in to understand and fix the error.

What is “Dev Error 6144” in Modern Warfare 2?

The “Dev Error 6144” message is an error in Modern Warfare 2 that stops the game from running smoothly.

This error occurs due to outdated drivers, which stops the communication between your computer and the game.

When the game files are missing or incorrect, it can cause the game to malfunction, leading to the appearance of this error message.

What Causes “Dev Error 6144” in Modern Warfare 2?

Several factors can cause the Modern Warfare error. Listed below are some of them.

  1. Outdated Drivers:  If the drivers on your computer are outdated, they may need to communicate better with the game, causing this error.
  2. Corrupted Game Files: Sometimes, game files can get corrupted, which prevents the game from running smoothly.
  3. Missing Game Files: If some game files are missing, the game won’t be able to operate properly, leading to this error.
  4. Improper Game Installation: If the game wasn’t installed correctly, it could lead to errors like the Dev Error 6144.
  5. System Compatibility Issues: Sometimes, your system might not meet the game’s requirements, or there could be compatibility issues causing this error.

How to Fix “Dev Error 6144” in Modern Warfare 2?

There are multiple ways to fix the error. Follow the step-by-step process mentioned below.

1. Restarting the Game and System

  • Exit Modern Warfare 2.
  • If in a multiplayer mode, ensure to leave the multiplayer session.
  • Close the game completely.
  • Restart your system.
  • Re-Launch Modern Warfare 2 and check if the error persists.

2. Updating Graphics Drivers and Verifying Game Files

  • Make sure your graphics drivers are up to date.
Update the driver
  • Go to your graphics card manufacturer’s website or use their dedicated software to check for and install any available updates.
  • Open your game platform (e.g., Steam), and find Modern Warfare 2 in your game library.
Install the Modern Warfare 2
  • Right-click on Modern Warfare 2, select “Properties,” then navigate to the “Local Files” tab.
  • Click “Verify Integrity of Game Files” and wait for the process to complete.
Select the properties and go to local files, in local files click the verify integrity of game files

3. Reinstalling the Game

  • Uninstall Modern Warfare 2 from your system.
  • Restart your system.
  • Download the latest version of Modern Warfare 2 from your game platform.
  • Install the game.
  • Launch Modern Warfare 2 and check if the error persists.
Find the latest version of the game and install the game

4. Clearing Game Cache

  • Navigate to the location where Modern Warfare 2 is installed on your system.
  • Locate and delete any temporary or cache files.
  • Restart your system.
  • Launch Modern Warfare 2 and check if the error persists.
Delete the temporary files

5. Disabling Overlay Features

  • If you are using any overlay features from third-party software or game platforms, disable them.
  • For example, if you are using Steam, navigate to “Settings,” then “In-Game” and uncheck “Enable the Steam Overlay while in-game.”
  • Restart Modern Warfare 2 and check if the error persists.
In settings, select the in-game and select the enable the Steam overlay while in-game

How to Prevent “Dev Error 6144” in Future?

Outlined below are some of the preventive measures to avoid the Dev Error in the future.

  1. Keep Drivers Updated: Regularly check for and install the latest driver updates to ensure good communication between your computer and the game.
  2. Verify Game Files: Use the game launcher’s file verification tool to check for missing or corrupted files and repair them if necessary.
  3. Proper Game Installation: Ensure the game installed correctly. If you encounter errors, consider reinstalling the game.
  4. Check System Requirements: Before installing, ensure your system meets the game’s minimum requirements to prevent compatibility issues.
  5. Regular System Maintenance: Keep your system clean and well-maintained to avoid issues that could lead to errors like Dev Error 6144. It includes regularly updating your operating system, removing unnecessary files, and running malware scans.


In conclusion, when you encounter the frustrating “Dev Error 6144” while playing your favorite video game, it’s essential to stay calm and follow the steps in our guide.

Remember, technical issues can be challenging, but with the proper guidance and patience, you can solve them and get back to enjoying your gaming experience.

If the error exists, feel free to write to us in the message box below.

Dev Error 6144 in Modern Warfare2 FAQs

1. What is Dev Error 6144 in Modern Warfare 2?

Dev Error 6144 is an error code that often appears when playing Call of Duty: Modern Warfare 2. It signifies a problem with the game’s files, settings, or hardware that can lead to crashes or technical issues.

2. Why am I getting Dev Error 6144 in Modern Warfare 2?

Dev Error 6144 can occur due to a variety of reasons, including corrupted game files, outdated graphics drivers, conflicting software, or hardware issues. Identifying the specific cause is essential for finding a solution.

3. How can I fix Dev Error 6144 in Modern Warfare 2?

To resolve this error, you can attempt several troubleshooting steps, such as verifying game files, updating graphics drivers, disabling conflicting software, or adjusting in-game settings. The appropriate solution may depend on the underlying cause of the error.

4. Is there a way to prevent Dev Error 6144 from happening again?

Preventive measures like keeping your game and drivers up to date, avoiding third-party software conflicts, and ensuring your hardware meets the game’s requirements can help minimize the likelihood of encountering Dev Error 6144 in future gameplay.

5. Should I contact customer support for Dev Error 6144 in Modern Warfare 2?

If you’ve exhausted troubleshooting options and cannot solve Dev Error 6144, reaching out to Activision or the game’s customer support may be advisable. They can provide additional assistance tailored to your specific issue.