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How to Fix “Sorry we’ve detected a problem with your installation” in League of Legends

Lim How Wei
December 1, 2023

Are you getting a “Sorry we’ve detected a problem with your installation” error in League of Legends?

Here’s the second part of the error, “We will not attempt to repair the attached files”.

The error message is usually caused after the Champion Select screen.

After the Champion Select screen, the game will crash and the client will go on a repair loop.

In this guide, you’ll learn how to fix “Sorry! We’ve detected a problem with your installation” in League of Legends (LoL).

How to fix “Sorry we’ve detected a problem with your installation” in League of Legends

To fix “Sorry we’ve detected a problem with your installation” in League of Legends, you need to change the game’s compatibility settings.

You can also try using the Hextech Repair Tool or resettingn the game without deleting it.

Fix 1: Change LoL’s compatibility settings

  1. Right-click “League of Legends” and select “Open file location”.
  2. Select the “Riot Games” directory on the URL field.
  3. Open the “League of Legends” folder and open the “Game” folder.
  4. Right-click “League of Legends.exe” and select “Properties”.
  5. Select “Compatibility” and tick “Run this program in compatibility mode for Windows 8”.
  6. Tick “Disable fullscreen optimizations”, select “Apply”, and select “OK”.

Note: If “Run this program in compatibility mode for Windows 8” is already ticked, untick it.

Fix 2: Use the Hextech Repair Tool

  1. Download the Hextech Repair Tool: https://support-leagueoflegends.riotgames.com/hc/en-us/articles/224826367-Automated-Troubleshooting-Hextech-Repair-Tool.
  2. Open the tool and select “Run”.
  3. Tick “Force repatch” and tick “Reinstall”.
  4. Select “Start”, wait for a while, and select “Okay”.

Note: If you get the “Install Path Not Found” error, select “Okay”, and select the “LeagueClient.exe” app.

Fix 3: Reset LoL without deleting it

  1. Right-click “League of Legends” and select “Open file location”.
  2. Select the “Riot Games” directory on the URL field.
  3. Rename the “League of Legends” folder to “League of Legends 1”.
  4. Launch League of Legends and select “Install”.
  5. Select “Already installed?”, select the “League of Legends 1” folder, and select “OK”.

Further reading

How to Fix Ubisoft Store Not Loading

How to Fix Soul Knight Prequel Internal Error

How to Fix Connection Error in Soul Knight Prequel

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Lim How Wei

Lim How Wei is the founder of followchain.org, with 8+ years of experience in Social Media Marketing and 4+ years of experience as an active investor in stocks and cryptocurrencies. He has researched, tested, and written thousands of articles ranging from social media platforms to messaging apps.

Lim has been quoted and referenced by major publications and media companies like WikiHow, Fast Company, HuffPost, Vice, New York Post, The Conversation, and many others. One of his articles about the gig economy was quoted by Joe Rogan who hosts The Joe Rogan Experience (arguably the most popular podcast in the world), in the This Past Weekend podcast by Theo Von.

In his free time, Lim plays multiple games like Genshin Impact, League of Legends, Counter-Strike, Hearthstone, RuneScape, and many others. He creates guides, walkthroughs, solutions, and more on games that he plays to help other players with their progression.