Windows cannot access the specific device. We couldn't install a dependency. Vanguard error 1067. If you've played League of Legends in the past 24 hours‚ you've probably been hit with one of these many error messages.  Dropping alongside patch 14.9‚ Vanguard - Riot's divisive Valorant anti-cheat - has been targeted as the reason for all of the above‚ but Riot is adamant this isn't the case. Continue reading League of Legends implodes as Riot defends “PC bricking” anti-cheat MORE FROM PCGAMESN: League of Legends ranks explained‚ League of Legends patch 14.2‚ League of Legends tier list