The redirect URI in the request, https://forum.bonsai-sba.sk/memberlist.php?mode=login&login=external&oauth_service=google, does not match the ones authorized for the OAuth client. To update the authorized redirect URIs, visit: https://console.developers.google.com/apis/credentials/oauthclient/998402403779-f71l8h9ph4u1gsbkvhst136uk7uoj7ub.apps.googleusercontent.com?project=998402403779