How to Fix COD Modern Warfare 2 Dev Error 6036

Call of Duty: Modern Warfare 2 was finally released on 28th October 2022, and the pre-ordered players have Campaign Early access right now. Though the title is doing pretty well, several players encounter multiple issues or bugs that can easily ruin the gaming experience. Meanwhile, the well-known ‘Dev Error 6036′ bug is back again. Now, you can fix it easily if you’re also facing COD Modern Warfare 2 Dev Error 6036.

Dev Error 6036’ previously occurred in Call of Duty Modern Warfare and COD: Warzone. The same error appears to the MWII players for several reasons, such as the game installation error, corrupted or missing game files, outdated game version, localized version of the game language, outdated graphics driver, incompatible graphics settings inside the game, and more. Luckily, here we’ve shared workarounds for you to deal with it.

How to Fix COD Modern Warfare 2 Dev Error 6036

How to Fix COD Modern Warfare 2 Dev Error 6036

PC gamers and console users are having the same dev error 6036 while launching and playing the COD Modern Warfare 2 game. So, it’s time to jump into the troubleshooting methods below and try fixing the issue one by one. Some of the reports also suggest that this specific error is appearing due to the missing maps available in the game. But we expect that’s not the case with everyone, and the reasons are different.

1. Run MW2 as an Administrator

First of all, you should run the game exe application file on your PC as an administrator to grant the user account control access. It’ll allow the system to run the program file properly, preventing the crashing or not launching issues. You can follow the steps below to do so:

  • Right-click on the COD: Modern Warfare 2 exe application on your PC.
  • Select Properties > Click on the Compatibility tab.

  • Make sure to click on the Run this program as an administrator checkbox to checkmark it.
  • Click on Apply and then OK to save changes.
  • Now, run the game to launch it.

Please Note: If in case, you’re one of the client or Steam client users to run the Call of Duty: MW2 game then make sure to follow the same steps for the specific game launcher too.

2. Update GPU Drivers

Checking for the graphics driver update on the PC is highly recommended by following the steps below. By doing so, you’ll be able to install the latest update which will fix several graphical issues with the program. To do so:

  • Right-click on the Start Menu to open up the Quick Access Menu.
  • Click on Device Manager from the list to open it.
  • Double-click on Display adapters to expand it.

Device Manager Update Display Adapter

  • Right-click on the dedicated graphics card that you’re using.
  • Click on Update driver > Choose Search automatically for drivers.
  • The system will automatically check for the available update.
  • If an update is available, it’ll automatically download and install the latest version.
  • Once done, ensure to restart your PC to apply the changes.

If there is no update available on the PC then make sure to visit the official manufacturer website of the graphics card and manually grab the latest version. Search for the particular graphics card model by the following links.

3. Update Call of Duty: Modern Warfare 2

It’s highly suggested to check for the game updates on your PC by following the steps below to ensure there is no outdated game version present. Sometimes issues with the outdated game patch version might cause several conflicts at your end that can affect the game launching or gameplay experience badly. To do that:


  • Open the (Blizzard) launcher.
  • Click on the Blizzard logo from the top left corner.
  • Go to Settings > 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.

For Steam:

  • Open Steam and go to Library.
  • Click on COD: Modern Warfare 2 from the left pane.
  • Steam will automatically search for the available update.
  • If there is an update available, click on Update.
  • Make sure to wait for some time until the update completes.
  • Once done, ensure to reboot the PC to apply changes.

For Consoles:

  • Open the game Library.
  • Search for MW2 > Select Options.
  • Choose Check for Update on PlayStation. [Manage Game > Downloads on Xbox]

4. Verify and Repair Game Files

If in case, missing or corrupted game files on the PC may trouble players a lot. You can follow the steps below to verify and repair game files on the computer so that the game can run properly.


  • 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.

For Steam:

  • Launch the Steam client > Click on Library.
  • Right-click on COD: Modern Warfare 2 from the list.
  • Click on Properties > Go to Local Files.
  • Next, click on Verify Integrity of Game Files.
  • This process may take some time to get completed. So, have some patience.
  • Once done, make sure to reboot the PC to apply changes.

5. Disable Steam Overlay

If in case, you’ve enabled the Steam Overlay app on your PC but you’re not using it that much then we’ll recommend you disable it right now. The Steam Overlay option may come in handy in streaming, recording, or taking screenshots. But not everyone finds it useful always. So, turning it off should reduce the extra load from your system to improve performance.

  • Open the Steam client > Go to Library.
  • Right-click on COD Modern Warfare 2 > Click on Properties.
  • Click on Enable Steam Overlay while in-game under the GENERAL tab to uncheck it.
  • Once disabled, re-launch the game.

6. Change the MWII game Language to English

You should try changing the Call of Duty: Modern Warfare 2 game language to English to avoid dev error 6036 which can cause crashes or can’t join the multiplayer mode.

7. Disable Cache Spot and Cache Sun Shadows

If none of the methods worked for you, then disable cache spot and cache sun shadows in the Modern Warfare II game to reduce crashes. To do so:

  • Launch COD: MW2 > Go to “Settings”.
  • Go to Graphics > Head over to Quality.
  • Disable Cache Spot and Disable Cache Sun Shadows.
  • Once done, apply changes, and run the game.

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

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.