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Vanguard Error VAN 128: How to Fix it in LoL and Valorant

Deleting the vgkbootstatus.dat file is the quickest fix

4 min. read

Published onOctober 10, 2024

published onOctober 10, 2024

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Many, in recent years, were kicked out of Valorant and League of Legends during an ongoing game, and the screen read,Vanguard Error: VAN 128. The message underneath stated,An unexpected error with Vanguard has occurred and the client will now close!

TheVAN 128error typically arises due to a server downtime at Vanguard’s end, misconfigured network settings, critical services not running, issues with thevgkbootstatus.datfile, and problems with the current security infrastructure on the PC.

If you facedVanguard Error: VAN 128in League of Legends onOctober 9, 2024, it was a widespread issue caused by Vanguard servers. So, your primary approach should be to check Vanguard’s server status using a real-time monitoring service likeDowndetector. Also, look at theRiot Client Service Statusfor any game-specific downtime!

How do I fix Vanguard error code VAN 128?

How do I fix Vanguard error code VAN 128?

1. Delete the vgkbootstatus.dat file

WhenVanguard Error: VAN 128last hit thousands of players worldwide, the official support team recommended deleting thevgkbootstatus.datfile to get things up and running. Remember, if you are on a non-admin account,switch to an administrator accounton Windows to delete the file.

2. Run the VGC service

In 3 out of 5 cases, theVanguard Error: VAN 128was triggered when theVgcservice was not running. And while you can simply start it, I recommend setting the startup type toAutomaticto prevent similar errors from reappearing.

3. Disable Sonic Studio Virtual Mixer

4. Turn off Debug Memory Dump

5. Reconfigure the security settings

6. Reset the network settings

7. Uninstall conflicting third-party apps

Remember, most antivirus solutions can trigger the Vanguard error, butNortonandAvastwere commonly found to be the underlying cause. In case you don’t want touninstall the app, there’s always the option to add an exception for the affected game(s) in the antivirus.

If theVanguard Error: VAN 128persists, use atop-rated software uninstallerto completely remove the app, including deleting any leftover files, cache, and Registry entries, because these can, sometimes, trigger conflicts post-uninstall.

Besides, if none of these solutions work, I recommend you contactRiot Games supportand ask them for a fix. Or, if it’s due to a problem at their end, you will receive an estimated resolution timeline.

Before you leave, discover expert tips toimprove the gaming experience on Windowsand make your games run faster!

For any queries or to share more fixes with us, drop a comment below.

More about the topics:League of Legends,Valorant

Kazim Ali Alvi

Windows Hardware Expert

Kazim has always been fond of technology, be it scrolling through the settings on his iPhone, Android device, or Windows PC. He’s specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem.

Long-time Windows user, Kazim is ready to provide a solution for your every software & hardware error on Windows 11, Windows 10 and any previous iteration. He’s also one of our experts in Networking & Security.

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Kazim Ali Alvi

Windows Hardware Expert

Kazim is specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem.