SOLUCION EROOR VAC was unable to verify your game session STEAM

 

Repair the Steam Service

The error may also indicate a Steam service failure. Please try repairing the Steam service:

Exit Steam.

Click Start > Run (Windows Key + R).

Type the following command: 2 "C:\Program Files (x86)\Steam\bin\SteamService.exe" /repair

Launch Steam and test the issue again.

Note: This command requires administrator privileges and may take a few minutes. If you have installed Steam to another path, please replace C:\Program Files (x86)\Steam with the correct path.