13 Ways To Fix Modern Warfare Dev Error 6068 [2023]

Are you experiencing Dev Error 6068 in Warzone? Don't worry! Here are 13 solutions that will help you fix this error in no time.

Are you experiencing random game crashes with an error pop-up box that says “Fatal Error: Dev Error 6068” while playing Call of Duty Warzone? If so, then you are not alone. Many other Call of Duty Warzone players have also been experiencing this error while playing the game or at launch, ever since the release of the game. In this article, we will explain 13 different solutions that have helped a lot of players to fix this problem. 

Key Highlights
  • Call of Duty MW or Warzone, the game may crash with an error prompt stating “Fatal Error: Dev Error 6068”.
  • The error happens because of corrupt game or configuration files, graphics settings, outdated Windows, or even nonoptimal settings.
  • Firstly, set the game to run as administrator from its Properties panel, allowing it full privileges. 
  • You can also try launching the game with DirectX 11 enabled. To do this, go to the Game Settings tab in Battle.net Launcher and type in “-d3d11” as a command line argument.
  • Ensure your Windows is up to date by going to the Windows Update tab in the Settings window, as older versions may conflict with the game file.
  • The Battle.net client has a feature that can repair corrupted game files. After selecting the game within the Launcher, you’ll find the Scan and Repair feature in the Options menu.
  • According to some users, disabling G-Sync by going to the Display section in NVIDIA Control Panel fixes the issue.
  • Try resetting your overclock settings to default for any hardware, including GPU.
  • Some players could fix the issue by setting the processor priority to Low or High within the Details tab of Task Manager.
  • If you’re using any, try disabling overlays for other applications such as Geforce Experience, AMD Radeon, or Xbox Game Bar.
  • You can also try setting VideoMemoryScale to 0.5 in the adv_options.ini file within the Documents/Call of Duty Modern Warfare/players directory.
  • Increasing the paging file size, as detailed within the guide, can also fix the issue sometimes.
  • Try enabling XMP Profile from your PC’s BIOS if your system supports it, as the issues with the RAM sticks or speeds may be causing problems.
  • You can also try deleting the “players” folder within the Documents/Call of Duty Modern Warfare directory to eliminate any corrupted Shader Cache files.
  • If the fixes above haven’t worked, you can try downloading and reinstalling the game again.

Finally, your last option would be a clean Windows install, which will completely reset all files that could’ve caused the error.

Related: Dev Error 6178

How To Fix Dev Error 6068 in Warzone?

The Dev Error 6068 error could happen due to various issues with the graphics settings, configuration files, outdated Windows, corrupt game files, non-optimal settings, and various other reasons. We have compiled 10 of the best methods that will help you identify the cause of the error and troubleshoot it.

Run Game as Administrator

One reason why the Error occurs is that the program is not being run with administrator rights. We suggest that you run Modern Warfare as an administrator to give the program complete access to all the game’s files on your computer. Follow the instructions below to run Modern Warfare as an administrator.

  1. Click right-click on your Modern Warfare Application on your desktop and choose Properties.
  2. Head to the Compatibility tab
  3. Tick  Mark This program can be run with an administrator box.
    Running as Administrator - Dev Error 6068.
    Run program as administrator
  4. Click OK.
  5. Try running Modern Warfare to determine whether the issue is solved.

Launch Warzone on DirectX 11

Some players were able to fix Error 6068 by running the game on DirectX 11. You should try this method to see if it works for you too.

  1. Open your Battle.net client.
  2. Select Call of Duty: MW in the left panel. Click Options and select Game Settings.
    Launch Warzone on DirectX 11
    Game Settings.
  3. Select Game Settings on the left. Check the box next to Additional command line arguments. Type -d3d11 in the box and then click on Done.
 Dev Error 6068
Additional command line arguments.

Launch Warzone to see if the issue is resolved.

If the error persists, see other fixes below.

Update Windows 10

Updating your Windows 10 to the latest version can help you fix any bugs that could be causing performance problems and errors. We recommend you try this method as it could fix the Modern Warfare Dev Error 6068.

  1. Start The Windows Search menu with the Windows key on your keyboard.
  2. Enter Windows Update into the box that you search in, then select the Check for any updates option.
    Update Windows 10
    Windows Update
  3. Click on Make sure to check for new versions, Windows will search for and download the latest version of the update.
    Update Windows 10
    Check for Updates
  4. When the download is completed Restart your computer to install the upgrade.

Repair Game Files Via Battle.net

Fixing Modern Warfare through Battle.net could fix any damaged game files that may cause the game to stop working. We recommend you try this technique before moving to other options as it can be a simple fix for the problem.

  1. First, begin by launching your Blizzard Battle.net launcher.
  2. Navigate to the Games tab and choose Modern Warfare.
  3. Click on Options, which is on the left of redeeming a Code.
  4. Choose now Scan and Repair.
    Repair Game Files
    Scan and Repair
  5. Verify be completed.

When the scan is completed Try running the game to determine whether the issue has been resolved.

Turn off Nvidia G-Sync

Some NVIDIA users were able to fix the Error by disabling the G-Sync from the NVIDIA Control Panel. 

  1. Right-click on the desktop and click on NVIDIA Control Panel.
    Repair Game Files
    NVIDIA Control Panel.
  2. Click on the plus sign next to “Display” on the left to expand the list and choose Set up G-Sync.
  3. Uncheck the box next to Enable G-Sync and apply the settings.
    Nvidia G-Sync
    Disabling G-Sync
  4. Restart your computer and see if you still encounter the error.

Reset the Clock Speed Settings to Default

The Modern Warfare Dev Error 6068 error is likely occurring due to overclocked GPU, CPU, or other hardware components. If that is the case, you should try setting your components’ frequency or clock speed settings back to their defaults and then start Modern Warfare again to see if the error is resolved. If resetting the clock speeds to default does not fix the problem then try the methods down below.

Set the Priority of Call of Duty’s Process to High

Certain users were able to repair the Modern Warfare Error by switching the processor priority from Low or Normal up to High on the Task Management. We suggest that you test this approach before attempting other solutions that are listed below. Use these instructions to set Modern Warfare to High priority in the Task Manager.

  1. Launch The Task Manager, by pressing Alt + Control + Delete.
    Call of Duty’s Process to High
    Task Manager
  2. Then head over to the Details Tab.
    Call of Duty’s Process to High
    Details Tab in Task Manager
  3. Search for Modern Warfare within the list of programs.
  4. Right-click on the program and set the priority to High.
    Call of Duty’s Process to High
    Changing Priority
  5. Check If the error persists when playing the game.

Deactivate In-game Overlays from Programs

Sometimes overlay features of some programs could be causing the Dev Error 6068. These overlay programs include Nvidia’s Geforce Experience, AMD Overlay, Xbox Game Bar, and many others. We recommend that you disable any Overlay feature that could be running in the background.  e.g Here’s how to disable the Nvidia Overlay.

  1. Launch GeForce Experience.
  2. Click on the Setting Icon.
  3. Disable the In-game overlay feature.
    Deactivate In-game Overlays from Programs
    In-game Overlay.
  4. Save the changes and exit the GeForce Experience.

Tweak Graphic Memory Scale

A higher value of the Video Memory Scale in the advanced options configuration file might be causing the Error. Lowering this value could solve the problem.

  1. Close Call of Duty Modern Warfare and all its related tasks in the Task Manager.
  2. Now launch the File Explorer.
  3. Then navigate to the path of your player folder; Usually, this is in:
Documents\Call of Duty Modern Warfare\players
  1. Now find the file adv_options.ini and open it using notepad.
  2. Find the line VideoMemoryScale.
  3. Now change the value of VideoMemoryScale to 0.5.
  4. Launch Modern Warfare and check if the problem is solved.

Enlarge Pagefile on Windows

A few users were able to solve Dev Error 6068 by enlarging the pagefile in their Windows. If you find that the Windows Pagefile does not have enough space, it may cause games or other software to fail to function.

To expand your pagefile for Windows make sure you follow all of the steps below.

  1. Press Windows key + R and Type into sysdm.cpl, and then press Enter.
    Enlarge Pagefile on Windows
  2. In The System Properties Window, Open The Advanced Tab.
  3. Select “Settings” under “Performance”. A new window titled “Performance Options” will open.
    Enlarge Pagefile on Windows
    System Properties.
  4. Select “Advanced” and then press “Change”. A new window titled “Virtual Memory” will open.
    Enlarge Pagefile on Windows
    Changing Virtual Memory.
  5. Deselect  Automatically manage the size of paging files for all drives  and then select “Custom size” under the drive of your choice.
    Enlarge Pagefile on Windows
    Changing Virtual Memory.
  6. The initial size of your paging files is in MB in accordance with the paging file size of the drive specified (if relevant) and then type in the maximum size you want to set which should not exceed four times the size of your RAM to ensure stability in your system. Be sure to click “Set” so that the modifications will be applied.
  7. Make sure you restart your system.

Note: The dimensions of your paging files are 1.5 times the size of your physical memory, at the minimum, and 4 times your physical memory, if you want to ensure the stability of your system. If your PC is equipped with 8GB of RAM. It is possible to calculate the size of your minimum paging file using this formula 8 GB divided by 1.5 and your maximum paging size by using this formula which is 8 GB divided by 4. The total will be 12 GB and 32GB of RAM.

Enable XMP Profile or Replacing RAM

RAM speeds or corrupt Memory Sticks could also be a cause of the Dev Error 6068. If you have an XMP profile in the BIOS of your PC, enable it to unlock the core clocks of your RAM. If doing so did not fix your problem then try replacing the RAM sticks completely and see if it resolves the problem.

Reinstall The Shader Cache 

A great way to fix the dev error 6068 in Call of Duty is to reinstall the shader cache. It will have all the temporary shader files that will be responsible for the shadow effects as well as the lights in your game. Since the file is maintained, they do not have to be generated whenever you launch the game. Sometimes the file may get corrupt resulting in an error. 

Here’s how you can fix the problem. 

  • Go to the task manager and kill all of the processes of Call of Duty. 
  • Now head to File Explorer and go to the Document section. Look for Call of duty Modern Warfare. 
  • There will be a folder known as Players that you have to locate. Make sure that your back up the folder. You can do so by copy-pasting the backup folder on your desktop. 
  • Now delete the Player folder and you are done. 

Reinstall the Game

Sometimes Battle.net cannot detect the game’s files that are corrupt in the repair process. The only solution to the issue is to complete installing the game. Be sure not to stop the downloading process since it can harm the game that’s being downloaded as this is a recognized problem with the Blizzard Battle.net client.

  1. Launch the Blizzard Battle.net client on your computer.
  2. Select and click Call of Duty Modern Warfare from the menu on the right.
  3. Then, on the right, you can click on the Options drop-down menu and select Uninstall Game.
  4. When the game stops installing you can start downloading Modern Warfare again.
  5. Start the game to determine whether the Dev Error is solved.

Reinstall Windows

If all of the other solutions did not help you in fixing the error. As a last resort, you should do a clean install of Windows. This will clean up any corrupt registries, corrupt files, and settings that might be causing Error 6068.


The guide is now complete. Modern Warfare troubleshooting guide. Each of these strategies was proved to be extremely efficient in resolving Fatal Error 6068 by a significant number of Modern Warfare users. We are hoping that you have also succeeded in identifying the cause of this issue by using these methods. If the error persists after you have tried these methods, please call Battle.net Support and they will assist you in determining the root of the issue once you have provided them with all of the information needed.

Are you having issues with performance issues in Modern Warfare and want to learn the best settings to achieve a high frame rate and best performance? Check out our guide on how to Increase FPS in Call of Duty: Warzone.

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Haider Khan

PC gaming geek with three years of content writing experience - covering Video Game Settings, and errors across all devices.

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