Error codeLeague of LegendsWindows PC
League of Legends error VAN 57
Riot Vanguard is not running
VAN 57 usually means Riot Vanguard is not running or could not start properly, so the client closes.
Fix it
How to fix error VAN 57
Set the Vanguard (vgc) service to start automatically, then restart your PC.
If it was already automatic, just restart your PC.
Uninstall Vanguard, restart, and launch the game so it reinstalls.
Do a clean boot to rule out other software.
Reinstall the game if the error stays.
From League of Legends's help pages: support.riotgames.com, in our words. Checked on 11 November 2026. If the steps do not help, League of Legends's own support is the next stop.
More
More League of Legends errors and common problems
- Can't log inWrong region, clock out of sync or DNS
- Attempting to reconnectConnection drops during a match
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- Error code 004Patch failed to download or install
- VAN 68Vanguard lost its connection or session
- VAN -81Vanguard trouble starting or staying connected
- VAN 9003Secure Boot is turned off
- Unexpected error with the login sessionAnother client copy stuck in the background
- VAN 1067Vanguard hit an error checking your system
- VAN 0Vanguard couldn't verify your PC
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