Fatal error: Uncaught Error: Interface "League\OAuth2\Server\CodeChallengeVerifiers\CodeChallengeVerifierInterface" not found in /var/www/html/usophy/vendor/league/oauth2-server/src/CodeChallengeVerifiers/PlainVerifier.php:12
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/league/oauth2-server/src/CodeChallengeVerifiers/PlainVerifier.php on line 12