What is Modern Warfare 3 Error Code 0x00001337 and How to Fix?

Modern Warfare 3 is an immensely popular game that has captured the hearts of gamers worldwide. However, like any other game, it is not immune to technical issues. One such issue that players often encounter is Error Code 0x00001337. This error can be frustrating and disruptive to your gaming experience, but fear not! In this comprehensive guide, we will delve into the causes of this error and provide you with effective solutions to fix it.

Understanding Error Code 0x00001337

Error Code 0x00001337 is a persistent issue that has been plaguing Modern Warfare 3 players for quite some time. Although it is an old error, it can still rear its ugly head and hinder your gameplay. To address this problem, we need to explore various potential causes and employ appropriate fixes. Let’s dive in!

Possible Causes of Error Code 0x00001337

To effectively troubleshoot and resolve Error Code 0x00001337, it is essential to understand its underlying causes. Here are some common culprits:

Outdated Graphics Drivers: Modern Warfare 3 is a visually stunning game that demands up-to-date graphics drivers. If your drivers are outdated, it can lead to compatibility issues and trigger Error Code 0x00001337.

Overlays Interference: In-game overlays, such as those from Steam or Nvidia Geforce Experience, can sometimes interfere with the smooth functioning of Modern Warfare 3. Disabling these overlays may help resolve the error.

Graphics Settings: Running the game on high graphics settings can put a strain on your system, potentially leading to Error Code 0x00001337. Adjusting your graphics settings to a lower level might alleviate the issue.

Razer Apps: If you are using Razer peripherals, certain Razer applications might conflict with Modern Warfare 3, causing the error. Disabling these apps could be a potential solution.

Performance Mode: Modern Warfare 3 may not be optimized for performance by default on your system. Setting the game to high-performance mode can provide the necessary resources and resolve the error.

Corrupted Game Files: Corrupted or missing game files can also be responsible for Error Code 0x00001337. Verifying and repairing the game files can help rectify this issue.

Now that we have identified the potential causes, let’s move on to the practical solutions to fix Error Code 0x00001337.

Practical Solutions to Fix Error Code 0x00001337

Solution 1: Disabling Overlays

Overlays from third-party applications can sometimes interfere with the smooth running of Modern Warfare 3. Disabling these overlays is a simple yet effective solution. Here’s how:

1. Turn off any overlays currently running on your PC, such as Steam or Nvidia Geforce Experience.
2. Launch Modern Warfare 3 and check if the error persists.

Solution 2: Updating Graphics Drivers

Outdated graphics drivers can cause compatibility issues and trigger Error Code 0x00001337. Keeping your drivers up to date is crucial for optimal performance. Follow these steps to update your graphics drivers:

1. Identify your graphics card manufacturer (Nvidia or AMD).
2. Visit the respective official website and download the latest graphics drivers for your card.
3. Install the updated drivers and restart your computer.
4. Launch Modern Warfare 3 and check if the error persists.

Solution 3: Adjusting Graphics Settings

Running Modern Warfare 3 on high graphics settings can put a strain on your system, potentially leading to the error. Lowering your graphics settings can help alleviate this issue. Here’s how:

1. Launch Modern Warfare 3 and access the graphics settings within the game.
2. Begin by reducing settings such as shadows and volumetric effects.
3. Test the game after each adjustment to find the optimal balance between performance and visual quality.
4. Check if the error still occurs.

Solution 4: Disabling Razer Apps

If you are using Razer peripherals, certain Razer applications might conflict with Modern Warfare 3, causing Error Code 0x00001337. Disabling these apps can potentially resolve the issue. Follow these steps:

1. Close any Razer applications running in the background.
2. Launch Modern Warfare 3 and check if the error persists.

Solution 5: Enabling High-Performance Mode

Setting Modern Warfare 3 to high-performance mode in your system settings can provide the necessary resources for smooth gameplay. Here’s how you can do it:

1. Open the graphics settings in Windows by searching for “graphics settings” from the taskbar.
2. In the Graphics Performance Preference section, select “Browse” if Call of Duty is not listed.
3. Navigate to your Call of Duty installation folder, open the “sp23” folder, and add “sp23-cod.exe” to the list.
4. Once Call of Duty appears on the list, click on “Options” and set the Graphics preference to “High Performance.”
5. Launch Modern Warfare 3 and check if the error persists.

Solution 6: Verifying and Repairing Game Files

Corrupted or missing game files can often cause Error Code 0x00001337. Verifying and repairing the game files can help rectify this issue. Follow these steps based on your gaming platform:

For Steam Users:

1. Right-click on Modern Warfare 3 in your Steam library.
2. Select “Manage” and go to the “Installed Files” tab.
3. Click on “Verify integrity of game files” to initiate the verification process.
4. Wait for the process to complete and check if the error persists.

For Battle.net Players:

1. Open Battle.net and navigate to the Modern Warfare 3 game page.
2. Click on the gear icon next to the “Play” button.
3. Select “Scan and Repair” to initiate the verification and repair process.
4. Wait for the process to complete and check if the error persists.

If none of the above solutions resolve Error Code 0x00001337, you may need to consider more advanced troubleshooting methods. Let’s explore some additional fixes.

When Basic Fixes Don’t Cut It

Sometimes, the straightforward solutions mentioned above may not be sufficient to fix Error Code 0x00001337. In such cases, it becomes necessary to delve deeper into advanced solutions. Here are a few additional fixes you can try:

Advanced Solution 1: System File Check (SFC)

Running a System File Check can help repair any corrupted Windows files that might be causing issues with Modern Warfare 3. Follow these steps:

1. Open Command Prompt as an administrator.
2. Type the command “sfc /scannow” and press Enter to initiate the scan.
3. Wait for the scan to complete and follow any instructions provided.
4. Launch Modern Warfare 3 and check if the error persists.

Advanced Solution 2: Clean Boot Procedure

Performing a clean boot ensures that your system starts with minimal drivers and startup programs, eliminating potential conflicts that may be causing the error. Here’s how you can do it:

1. Type “msconfig” in the search box and select “System Configuration.”
2. On the Services tab, select the checkbox that says “Hide all Microsoft services.”
3. Click on “Disable all” to disable all non-Microsoft services.
4. Switch to the Startup tab and click on “Open Task Manager.”
5. Disable all startup items in Task Manager.
6. Restart your computer and launch Modern Warfare 3.
7. Check if the error persists.

Advanced Solution 3: Reinstalling Modern Warfare 3

As a last resort, if none of the previous solutions work, you may need to uninstall and reinstall Modern Warfare 3. Here’s how you can do it:

1. Open your gaming platform client (Steam or Battle.net).
2. Locate Modern Warfare 3 in your library.
3. Click on the option to uninstall the game.
4. After the uninstallation is complete, reinstall Modern Warfare 3.
5. Launch the game and check if the error persists.

Final Thoughts

With the solutions provided in this guide, you should now have the tools to troubleshoot and resolve Error Code 0x00001337 in Modern Warfare 3. Remember to keep your graphics drivers up to date, adjust your settings for optimal performance, and verify the integrity of your game files regularly. By following these steps, you can ensure a smooth and enjoyable gaming experience.

If you need further assistance or the error persists despite trying all the solutions, don’t hesitate to contact Activision support. They may be able to provide additional guidance and assistance.

Happy gaming!