Dev Error 5573 Vanguard

On November 5, 2021, Activision released Call of Duty Vanguard, a game developed by Sledgehammer Games. The first-person shooter is available on the Xbox, PlayStation, and Windows platforms. To confront a new threat at the end of the war in various World War 2 theaters, the Vanguard storyline establishes a plot that centers on creating special forces. The gameplay is still entertaining for casual gamers despite returning to the World War 2 era. The game shared content with Call of Duty: Warzone and had a brief campaign, multiplayer and zombie game modes when it was released. Although the campaign is brief, it has as it’s primary goal of preparing the players for the multiplayer environment. Since the campaign doesn’t feel at all linear, it does a fantastic job of guiding players through the gameplay and quickly illuminating what takes place in the multiplayer mode. Although the game had several bugs that players reported, Dev Error 5573 Vanguard is one of the most significant.

What is Dev Error 5573 on Call of Duty: Vanguard?

Call of Duty Vanguard, however, went through a few obtrusive bugs after it’s release. Given that the online mode of the game is it’s main strength, this has become a significant issue. Many aspects of the game has bugs and glitches, from the maps to the weapons. Dev Error 5573 on Call of Duty: Vanguard, however, is one of the most crucial. As it affects all platforms, this is one of the issues that annoyed console and PC players constantly bring up online. The tactical grenade is allegedly affected by this bug. If a player throws one before moving, the game shouldn’t crash. However, if a player moves while tossing a grenade, the game might crash because of this error. According to some players, using skins or outfits for operators other than the default ones is said to be contributing to the Dev Error 5573 problem. This Dev Error 5573 on Call of Duty: Vanguard most likely occurs because of corrupted or unreadable game data or an internet connection issue.

The error will show up as “ERROR: DEV ERROR 5573” on your screen. So, if you’re facing this issue on your console or PC, check out the following methods to fix the issue permanently.

Reasons Behind Call of Duty: Vanguard Dev Error 5573

 The Dev Error 5573 on Call of Duty: Vanguard might occur for several reasons.

  • Corrupted Files

It’s likely that you’re playing Call of Duty: Vanguard without downloading and installing the most recent patches and in-game updates, which could be a major factor in this error. Alternately, if you downloaded and set up mods for your game, this could have corrupted your game files, leading to this error.

  • Background Applications

The best course of action is to close any unimportant background apps before playing Call of Duty: Vanguard because they might interfere with the game’s operations and cause bugs and errors.

  • Old Graphics Driver on PC

It is imperative to update your computer’s graphics driver to the most recent version because Dev Error 5573 can occur when the system is not using the latest version of the graphics driver.

How to Fix Dev Error 5573 on Call of Duty: Vanguard?

Let’s talk about the fixes as now we know the possible reasons behind this Dev Error 5573 on Call of Duty: Vanguard. Players on consoles and PC may experience this error for various reasons, so it’s important to read through the appropriate fixes to resolve the problem.

For PC players: 

  1. System Requirements

One of the most important points to keep in mind while running the Call of Duty: Vanguard on your PC is to meet the minimum system requirements. Dev Error 5573 and other problems can be prevented as a result.

Minimum System Requirements:

  • Operating System: Windows 10 64-Bit
  • Memory: 8 GB RAM
  • CPU: AMD FX 6300 / Intel i3 4340
  • Storage: 177 GB available space for modes
  • Graphics: AMD RX-470 / NVIDIA GTX-960
  • Video Memory: 2 GB
  • Network: Broadband Internet connection


  • Operating System: Windows 10 64-Bit
  • Memory: 12 GB RAM
  • CPU: AMD Ryzen 5-1600X / Intel i5 2500K
  • Storage: 177 GB available space for modes
  • Graphics: AMD RX 580 / NVIDIA RTX 2060
  • Video Memory: 4 GB
  • Network: Broadband Internet connection
  1. Graphics Driver Update

Updating your graphics driver to it’s latest version is a crucial aspect of running a game properly without any bugs or errors. Therefore, check for new updates for your dedicated graphics card and install them if they become available. Follow the steps below for that:

  • Open the “Start Menu” on your PC
  • Search for “Device Manager” and open it
  • Next, find “Display adapters” and expand it
  • Right-click on your respective graphics card and select “Update driver”
  • A window will pop-up; From there, select “Search automatically for drivers”
  • If a new update is available for your graphics card, Windows will now download and install it automatically.

When the process is done, restart your PC and try running Call of Duty: Vanguard to check if the issue is fixed.

  1. Repair Game files

The Dev Error 5573 on Call of Duty: Vanguard usually happens when the game files are corrupted and damaged for some reason. Regarding that, you can identify the corrupted files and fix them via Follow the steps to repair the game files:

  • First run the “” client
  • Select “Call of Duty: Vanguard” and then go to its “Options”
  • Select “Scan and Repair”
  • After that, it will automatically look for corrupted files and repair them

After the process is over, restart client and run Call of duty: Vanguard, and the issue should be gone.

For Console Players:          

  1. Restart the Console

First and foremost, restart your console to fix any potential bugs.

  • Press and hold the PlayStation power button for at least 7 seconds (until the system beeps twice).
  • Wait for the console light to turn off, and then unplug the power cable
  • Wait for 15-20 seconds and plug in the power cable
  • Turn on the PlayStation console
  • Press the PS button on the DualSense wireless controller to open the control center.
  • Select the Power icon in the bottom-right corner of your screen.
  • Select Turn Off to shut down your console.
Xbox Series:
  • Press and hold the “Xbox button” on your controller
  • Select “Settings” then “Restart console”
  • After that, choose “Yes” to restart the Xbox console

Run Call of Duty: Vanguard after your console has successfully restarted to see if the error is still present.

  1. Update the Game:

Game developers are aware of these bugs too, so they constantly give updates or patches to fix several issues. So always make sure to check in-game updates to fix issues like Dev Error 5573 on Call of Duty: Vanguard.

  • When you start a game or app, it automatically updates to the newest version available.
  • Highlight a game thumbnail in your games home and press the options button to display the options menu.
  • Select Check for Update.
  • If an update is available, follow the instructions to install the update.
  • You can also use this menu to manage saved data, game data and add-ons.


  • Go to Library and highlight the game you want to update. Press the OPTIONS button and select Check for Update.
  • If an update is available, follow the instructions to install the update.
Xbox Series:
  • Turn on your Xbox, then choose “My Games and Apps”
  • Navigate to “See all” and then select “Call of Duty: Vanguard”
  • Then, go to “Manage Game & Add-ons”
  • Select “Updates”
  • You can see all pending updates as they will be automatically installed.

Run the Call of Duty: Vanguard after the update is done on your console, and the Dev Error 5573 should be fixed.

  1. Clear Game Data:

Several problems with the game’s errors and bugs appear to be resolved by deleting the installed game’s saved data on the console. Please note that deleting saved data will remove any progress and settings you’ve made in game, so think twice before doing this. You can consider backing up that saved data on an external storage medium as well. Follow the steps to remove the game data.

  • Turn on your PlayStation and navigate to “Settings”
  • Select “System Storage” / ”Online Storage” / “USB Storage”
  • Then, select “Delete” and choose “Call of Duty Vanguard”
  • Click on “Select All” and then “Delete”
  • Press on “OK” to successfully delete the game data
Xbox Series: 
  • Turn on your Xbox console
  • Navigate to “My games & apps”
  • Go to “See all”
  • Select “Call of Duty Vanguard”
  • Choose “Manage game and add-ons”
  • Go to “Saved data” and select “Delete all”
  • Wait for the action to complete

After the deletion process is done, make sure to run Call of Duty: Vanguard, and the Dev Error 5573 should be fixed completely.

Another vital point behind facing the bug can be your internet connection. Test your internet connection via an online speed test to check whether your network connection is facing any issues.


These days, encountering bugs and errors due to recent updates or damaged game files is very common. Just like that, the Call of Duty: Vanguard Dev Error 5573 might come your way, but there’s no need to panic. Just follow the methods in this guide, and one of them should resolve your issue. Good luck!

Experiencing difficulties with your Device, check out our “How To” page on how to resolve some of these issues.


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