How to Fix DEV ERROR 5820 in Call of Duty Warzone?

Troubleshooting Call of Duty Warzone Dev Error 5820: A Comprehensive Guide

Encountering the Dev Error 5820 while playing private matches or tournaments in Call of Duty Warzone can be frustrating. This issue is specifically identified on PC with both Nvidia and AMD dedicated GPUs. This blog post provides a detailed guide on addressing and fixing the Dev Error 5820, covering potential causes and step-by-step solutions.

Common Causes of Dev Error 5820:
Players may experience the Dev Error 5820 due to several factors, including conflicting in-game overlays, outdated GPU drivers, the ’emblem card’ glitch, or an installation scenario where the game is on a traditional HDD while Windows resides on a newer NVMe drive.

Solutions:

1. Disable In-Game Overlay:

• 1.1. Turn off Discord Overlay:
  • Navigate to User settings in Discord.
  • Access the Overlay tab and disable the in-game overlay.
  • Save changes and restart the game to check for issue resolution.
• 1.2. Disable Nvidia Overlay:
  • Launch Nvidia Experience, go to Settings, and disable In-Game overlay.
  • Restart Call of Duty Warzone to see if the error persists.
• 1.3. Uninstall Other Overlay Tools:
  • If using overlay tools other than Discord or Nvidia Experience, uninstall them.
  • Restart the computer and check for resolution.

2. Update GPU Drivers:

• Open Device Manager and update GPU drivers.
• Ensure both dedicated and integrated GPU drivers are updated.
• Restart the computer and launch Call of Duty: Warzone.

3. Change Emblem or Calling Card:

• Access the profile icon in the game.
• Edit calling card and emblem, selecting different options.
• Save changes and restart the game to see if the error persists.

4. Install Game in the Same Directory as Windows:

• Move the game to the Windows drive with faster transfer speeds.
• Suggested directory: C:\Program Files (x86).
• Note: Moving the game folder might break existing shortcuts.

5. Update BIOS to the Latest Firmware:

• Visit the motherboard manufacturer’s website for BIOS updates.
• Download the relevant BIOS update program (e.g., ASUS’ E-Z Flash, MSI’s MFlash).
• Follow on-screen instructions to update BIOS.
• Restart the computer and check if the Dev Error 5820 is resolved.

Conclusion:
By following these comprehensive steps, players can troubleshoot and potentially fix the Dev Error 5820 in Call of Duty Warzone. Each solution addresses specific aspects of the problem, ranging from in-game overlays to GPU drivers and system configurations. Ensure to read official documentation and perform updates cautiously, and always check for improvements after each step.

Frequently Asked Questions (FAQ) – Call of Duty Warzone Dev Error 5820

Q1: What is Call of Duty Warzone Dev Error 5820?
A1: Dev Error 5820 is an error code specific to Call of Duty Warzone, primarily occurring during private matches or tournaments. It is confirmed to affect PC users with both Nvidia and AMD dedicated GPUs.

Q2: Why am I getting Dev Error 5820?
A2: Dev Error 5820 can be triggered by various factors, including conflicting in-game overlays, outdated GPU drivers, the ’emblem card’ glitch, or an installation scenario where the game is on a traditional HDD while Windows resides on a newer NVMe drive.

Q3: How can I fix Dev Error 5820 when playing private matches or tournaments?
A3: There are several potential solutions:

• Disable in-game overlays such as Discord or Nvidia Experience.
• Update GPU drivers and ensure both dedicated and integrated GPU drivers are current.
• Change your emblem or calling card in the game settings.
• Install the game in the same directory as Windows, preferably on a faster NVMe drive.
• Update your motherboard’s BIOS to the latest firmware.

Q4: Can I fix Dev Error 5820 by disabling in-game overlays?
A4: Yes, in many cases, Dev Error 5820 is linked to conflicting in-game overlays. Disable overlays from programs like Discord or Nvidia Experience and check if the issue persists.

Q5: How do I update GPU drivers to resolve Dev Error 5820?
A5: Open Device Manager, locate your GPU, right-click, and choose “Update driver.” Ensure both dedicated and integrated GPU drivers are updated. Restart your computer and launch Call of Duty: Warzone.

Q6: What should I do if changing my emblem or calling card doesn’t fix Dev Error 5820?
A6: If changing the emblem or calling card doesn’t work, try other solutions like updating GPU drivers, disabling overlays, or moving the game to a faster drive.

Q7: Can I move the game folder to a different drive to fix Dev Error 5820?
A7: Yes, you can move the game folder to a faster drive. Consider relocating it to the directory C:\Program Files (x86) for optimal performance.

Q8: Is updating BIOS necessary to resolve Dev Error 5820?
A8: Updating BIOS is recommended if other solutions don’t work. Visit your motherboard manufacturer’s website, download the appropriate BIOS update program, and follow the provided instructions cautiously.

Q9: Are there any risks involved in updating BIOS for Dev Error 5820?
A9: While updating BIOS, follow the official documentation carefully to minimize risks. Incorrect BIOS updates can lead to system instability, so it’s crucial to adhere to the manufacturer’s instructions.

Q10: Where can I find additional support for Dev Error 5820?
A10: For more detailed assistance or specific issues, check the official Call of Duty support channels, community forums, or the game’s official website. Additionally, consider reaching out to the customer support of your GPU manufacturer for specialized guidance.