Fatal error: Uncaught Error: Class 'League\OAuth2\Client\Provider\AbstractProvider' not found in /home/mpolsk5/public_html/seocomo/craft/vendor/league/oauth2-client/src/Provider/GenericProvider.php:27
Stack trace:
#0 {main}
thrown in /home/mpolsk5/public_html/seocomo/craft/vendor/league/oauth2-client/src/Provider/GenericProvider.php on line 27