Restart the game client. Restarting the valerant client is a simple solution to most error codes you may encounter over time.
Uninstall Riot Vanguard. If the above step does not solve the problem, you should try to uninstall Riot Vanguard using the tray icon.
Disclaimer: The above information is for general informational purposes only. All information on the Site is provided in good faith, however we make no representation or warranty of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, availability or completeness of any information on the Site.
