Fatal error: Uncaught Error: Class "League\OAuth2\Client\Provider\AbstractProvider" not found in C:\Apache24\htdocs\clientes.cemebal.es\public\vendor\hayageek\oauth2-yahoo\src\Provider\Yahoo.php:11 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\clientes.cemebal.es\public\vendor\hayageek\oauth2-yahoo\src\Provider\Yahoo.php on line 11