A recent discomfort has just made its way for most Call of Duty Modern Warfare lovers out there. According to the sources, many players have reported an issue where their games are getting crashed suddenly with an error message “Dev Error 6034.”

Occurring generally due to the presence of any unreadable or corrupted data within the game, the error is not limited to any specific platform. To help you out, we have prepared the list of best fixes that can resolve the dev error 6034 on desktop and consoles.

fix dev error 6034

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How to Fix Dev Error 6034 in your PC

# Fix 1: Have your Graphics Driver Updated

gpu update to fix error 6034

Outdated or broken GPU drivers play a significant role in making your favorite game crash suddenly. So, before moving into the complex methods of getting the Dev Error 6034 fixed, make sure to have your graphic drivers updated. Many a time, this simple approach will help you resolve the error instantly.

  • Head over to the official website of your GPU manufacturer
  • Search for your GPU model
  • Download and install the latest version available
  • Restart your system

# Fix 2: Replacing the Corrupted File (s)

modern warfare fix error by removing corrupted files

If updating the graphics driver didn’t help resolve the issue, you need to get yourself into an advanced approach of finding and fixing corrupted or broken files within the game.

  • The very first thing that you need to do is find and open the Call of Duty Modern Warfare installation folder.
  • Once you are in the folder, search for the following files: “.Product,” “vivoxsdk_x64.dll,” “Modern Warfare Launcher.exe,” “Launcher.db,” and “patch.result” and delete them.
  • After that, open Battle.net
  • Hover over to the settings cog, and look for “options”, click on that.
  • The next thing you need to do is select the “Scan and Repair” option and begin the scan.

The files will then get repaired, and you will be able to play the game again.

How to Fix Dev Error 6034 in your Xbox

# Fix: Get Rid of the Multiplayer Game Packs

solve error code 6034

Solving Dev Error 6034 in consoles takes a fresh approach altogether. Most times, users have discovered that removing specific game packs can help resolve the issue conveniently.

  • Launch your Xbox and select the Call of Duty Modern Warfare
  • Then press the menu button and from the list, select “Manage Game and Add-Ons,” and if necessary, select the “Manage Installation on External Drive” option.
  • Once done, scroll down and make sure you unselect the MP2 Pack and the Multiplayer 3 Pack.
  • Restart your console and check if your game is working fine

How to Fix Dev Error 6034 in your PS4

# Fix: Uninstall Multiplayer Game Packs that Might Cause Issue

solve error code 6034

  • Hover to the game on your console
  • From the main menu, make your way to the “Options” tab.
  • Navigate to “General” and scroll down to select the “Game Installs.’
  • Select the recent multiplayer packs and click uninstall.
  • Once the process is complete, restart your device.

Final Words

If you find yourself in trouble even after applying these fixes, the last thing left for you is having your game reinstalled. Whether you face the issue on your desktop or console, removing the previous file and installing a fresh one will help you instantly resolve the error. However, we recommend you try the fixes mentioned above appropriately and avoid the hassles of reinstallation.