Fix: Modern Warfare Dev Error 1202

Call of Duty Modern Warfare players encounter the "Dev Error 1202" error while in multiplayer mode, restricting their access to the game. If you are facing suchaproblem, you can findasolution by following the suggestions below.

What is Call of Duty: Modern Warfare Dev Error 1202?

This error usually occurs when the game is not up-to-date, restricting access to the game. Of course, we may encounter such an error not only because of this problem, but also because of many other problems. Possible reasons for encountering the Call of Duty: Modern Warfare Dev Error 1202 issue can belisted as follows:

• The game may not be up to date.
• Frameworklibrary may be out of date.
• Your DirectX driver may be out of date.
• Your video card may not be up to date.
• Antivirus system may be blocking game files.

The reasonslisted above may cause you to encounter the Modern Warfare Dev Error 1202 issue. For this, we can reach the solution of the problem by following the suggestions below.

How To Fix Call of Duty: Modern Warfare Dev Error 1202

To fix this error, you can find the solution to the problem by following the suggestions below.

1-) Update the Game

The fact that the game is not up-to-date can cause you to encounter many problems. For this, we will need to verify that the game's files are up-to-date.

• Open the Battle.net app and select the game Call of Duty: Modern Warfare.
• Click on the "Options" menu on the screen that opens and click on the "Check for Updates" option.

After this process, the game's files will be verified and it will be checked whether the update request will be fulfilled.

2-) Turn off Antivirus Program

Disable any antivirus program you use, or delete it completely from your computer. If you are using Windows Defender, disable it. For this;

• Open the start search screen.
• Open the search screen by typing "Windows security settings".
• Click on "Virus and Threat Protection" on the screen that opens.
• Click on "Ransomware Protection" in the menu.
• Disable the "Controlled Folder Access" option on the screen that opens.

After this, let's turn off other real-time protection.

• Type "virus and threat protection" into the start search screen and open it.
• Then click on "Manage settings".
• Turn Real-time protection to "Off".

After performing this operation, we will need to add the Call of Duty: Modern Warfare game files as an exception.

• Type "virus and threat protection" into the start search screen and open it.
• "Manage settings" under Virus & threat protection settings and then "Exclusions Select ">Add or remove exclusions".
• Choose Add an exclusion, and then select the "Call of Duty: Modern Warfare" game folder saved to your disk.

After this process, close the Call of Duty: Modern Warfare game completely with the help ofatask manager and try to run the Call of Duty: Modern Warfare game again. If the problem persists, let's move on to our next suggestion.

3-) Update Graphics Card Driver

In such continuity problems, we may encounter an update error in the graphics card. For this we will need to update the graphics card. If you're ready, let's get started.

For Users with Nvidia Graphics Card;

• First of all, Nvidia company's Geforce Experience We need to download and install the program.
• After the download and installation process, we open our program and open the Drivers menu above.
• Download our update by clicking the Download button that appears above.
• After our download is complete, let's perform the installation process by clicking the quick installation button.
• Restart your computer after this process is finished.

For Users with AMD Graphics Card;

• Published by AMD company AMD Radeon Software We need to download and install the program.
• After completing the download and installation process, we open our program and click the Check for Updates button under the driver and software menu on the right, and check if our video card is up to date.
• You can restart your computer by performing the update.

For Users with Intel Graphics Card;

Users with an Intel processor can use the graphics card in the Intel processor, since they do not haveagraphics card. This may require updating the intel graphics card.

• First, download the program Intel Driver
• After the download is complete, open the program. After the installation process is complete, click the "Launch" button and wait to be redirected to the page.
• After this process, Intel Driver & Support Assistant will scan your system. Once the scan is complete it will extract some drivers that you need to update. Perform the installation process by downloading the updated version of the drivers.

After updating our graphics driver and restarting our computer, we can try to open the Call of Duty: Modern Warfare game.

4-) Check Game Frameworks

The lack of game frameworks on your computer can create various errors in the game. Therefore, your computer must have DirectX, .NET Framework, VCRedist applications.

• Click to Download Current .NET Framework.
• Click to Download Current VCRedist. (x64)
• Click to Download Updated VCRedist. (x86)
• Click to Download Current DirectX.

After performing the update, you can restart your computer and run the game and check if the problem persists.

5-) Start the Game in DirectX 11 Mode

If the DirectX version of the game launcher is not compatible and the game cannot access the required graphics resources due to this incompatibility, we may encounter the Dev Error 1202 issue in the game. For this, we can eliminate the problem by trying to run the game mode with the DirectX 11 version.

• Run Battle.net and select the Modern Warfare game.
• Click on the "Options" menu on the screen that opens and select "Game Settings".
• Then click on the "Game Settings" option on the left in the newly opened window and enable the "Additional Command Line Arguments" option and enter the following command in the box below.
  • -d3d11

After this process, press the "Done" button to save the processes and run the game to check if the problem persists.

Yes, friends, we have solved our problem under this title. If your problem persists, you can ask about the errors you encounter by entering our FORUM platform.