The redirect URI in the request, http://sunduk-forum.ru/authorize/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/3781096730-06lrms0u2idpdfc5ms9ktnod6pedf6lm.apps.googleusercontent.com?project=3781096730