Home » COD Modern Warfare 2019 & Warzone 2020 – Fix: DEV Error
Call of Duty: Modern Warfare (2019)

COD Modern Warfare 2019 & Warzone 2020 - Fix: DEV Error

Call of Duty: Modern Warfare 2019 has finally been released on PC, and many players are encountering DEV Errors during gameplay such as 740, 1110, 5476, 5758, 5759, 5761, 5763, 6036, 6065, 6066, 6068, 6070, 6071, 6164, 6165, 6606 codes. I have listed all possible solutions for COD MW 2019 DEV errors here. These also apply to COD Warzone (Battle Royale).


Method #1

Try lowering the graphics settings and disable the Ray tracing. You can also try changing the resolution and the aspect ratio setting. Also, change the display mode in the graphics settings. And also, if you have a second monitor, you should try disabling it.


Method #2

Install/reinstall the DirectX.


Method #3

  • Run the Battle.net Desktop app.
  • Click the icon of the Call of Duty: Modern Warfare
  • Click on the Options
  • After that, click on the Scan and Repair
  • Click the “Begin Scan”

Method #4

You should disable the Crossplay in game settings.

  • Open the Options menu in the Call of Duty: Modern Warfare.
  • Go to the Account tab.
  • Set the Crossplay to Disabled.

Method #5

Turn off the OC (overclock) in Bios/UEFI and GPU software.


Method #6

Try to exit monitoring, mouse, keyboard and other background apps. MSI Afterburner, Nvidia GeForce Experience, AutoHotKey, EVGA Precision X1, RTSS Rivatuner, ASUS GPU Tweak II


Method #7

Disable the AMD Radeon Relive.

  • Go to the Radeon settings. You can find it on Windows taskbar.
  • Make sure Relive is turned off.

Method #8

You should disable the Game Bar and Game mode in Windows 10. Check out


Method #9

It's annoying, but you need to try to uninstall and reinstall the Call of Duty: Modern Warfare.


Method #10

The source of the issue may be SLI. SLI especially causes "Fatal Error DEV ERROR 5759 , DirectX encountered an unrecoverable error" problem. For some reason, SLI may activate automatically after updates. So you need to disable the SLI.


You should also check out this guide, it can also help you fix DEV errors.

Please let us know in the comments below, whether you are still facing the issue. Don't forget to specify your PC specs!

By the way, if you want to buy new games for really cheapuse this link please.

34 Comments

Click here to post a comment