Fixing Dev Error 5820 In Call Of Duty: Modern Warfare 3

If you’ve encountered Dev Error 5820 while playing Call of Duty: Modern Warfare 3, you are not alone! This frustrating issue typically arises when players attempt to initiate a Private Match. The game freezes, and shortly after, players are booted back to the main menu. What makes this error even more aggravating is that it often recurs with every attempt to start another match.

Many players have shared their experiences and potential solutions to help others facing this dilemma. In this article, we will explore various strategies to troubleshoot and resolve Dev Error 5820 effectively. Whether you’re new to MW3 or a seasoned player, understanding these fixes can significantly enhance your gaming experience.

From simple restarts to adjusting Private Match settings, we will provide a comprehensive guide to navigating this issue. So, let’s dive into the solutions that can help you get back to enjoying Call of Duty: MW3 without interruptions!

All Fixes for Dev Error 5820 in MW3

Dev Error 5820 is specifically linked to starting Private Matches in MW3. This error tends to occur right after players press the "Start Match" button, leading to a frustrating experience of being kicked back to the main menu. The screen often freezes, and repeated attempts to start another match generally result in the same error popping up again.

This can be incredibly annoying, as it interrupts gameplay and can stop players from enjoying MW3 altogether. Below, we’ve compiled a list of known fixes that players have found helpful within the gaming community:

• Restart your game – Sometimes, simply restarting MW3 can resolve this issue temporarily, although it may not work in the long run.
• Switch hosts in the Private Match – This is one of the most effective fixes. If you're playing with another player, allow them to host the match instead. This often helps the lobby avoid the Dev Error.
• Brute force the Private Match – Try starting a Private Match repeatedly. Many players report success after a few attempts.

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• Switch the Private Match settings – Reportedly, modifying the Private Match settings can help. Consider reducing the number of bots, keeping the match timer unchanged, and altering the map and game mode.
• Verify your game files (Steam only) – If you’re using Steam, go to the “Properties” menu for Call of Duty in your “Games” tab and verify your game files. After doing this, many players have been able to start Private Matches without encountering the Dev Error.

These are the best fixes I and many in the community have discovered regarding Dev Error 5820 in MW3. As of now, Activision has yet to release a comprehensive patch to address this issue.

Call of Duty: Modern Warfare 3 and Warzone are available on PC, PlayStation, and Xbox.

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