Troubleshooting Game Launching Errors

There's nothing more frustrating than sitting down for a good gaming session and facing an error message. Don't worry, we've got you covered. 

If your error includes VAN, you may find the correct troubleshooting in this article instead: Vanguard Error Codes

System Error/Critical Error

Clear the AppData\Local cache

  1. Open the C:\Users\<you>\AppData\Local folder
  2. Delete the game folder
  3. Go to the Riot Games folder
  4. Delete any game folder

Perform Clean Boot

Clearing up background processes can ensure other programs aren't fighting for the spotlight against your game. 

We have a handy guide ready for you: How to Perform Clean Boot

Something Unusual Happened

If the game states "Failed to launch. Something Unusual happened while trying to launch...", try following these steps:

Set the game app to run as admin:

  1. Where the game is installed, right-click the game app
  2. Go to the Properties option
  3. Go to the Compatibility tab
  4. Enable the Run this program as an administrator option

Reinstalling the game and Vanguard

If the steps above didn't solve the issue, follow our guide on how to reinstall the game and Vanguard.

Still stuck after trying out all the steps? Scroll down and submit a ticket, our Support Team will be ready to jump in and get you back in the fight.

Was this article helpful?