Client Crash / Not Opening
Riot Games League of Legends
Severity: ModerateWhat Does This Error Mean?
The League client crashing or not opening is usually caused by corrupted files, outdated drivers, or a conflict with other software. Run the Hextech Repair Tool or reinstall the client.
Affected Models
- PC (Windows)
- Mac
Common Causes
- Corrupted game files
- Outdated graphics drivers
- Antivirus blocking the client
- Corrupted client cache
- Conflicting overlay software
How to Fix It
-
Run the Hextech Repair Tool.
Download from Riot's support site. It fixes most client issues automatically.
-
Delete the client cache.
Close League. Delete the Logs and Config folders in the League directory. The client recreates them on next launch.
-
Update graphics drivers.
NVIDIA: geforce.com. AMD: amd.com. Outdated drivers cause rendering crashes.
-
Reinstall League of Legends.
Uninstall, download the fresh installer from leagueoflegends.com, and install.
Frequently Asked Questions
Does reinstalling lose my account?
No. Your account data is on Riot's servers. Reinstalling only affects local game files.
What is the Hextech Repair Tool?
It is Riot's official troubleshooting tool. It repairs corrupted files, resets network settings, and fixes common client issues.