logicexception

XF\Mvc\Entity\Manager->getRepository() in src/XF/App.php at line 2771 XF\App->repository() in src/XF/Validator/Username.php at line 100 XF\Validator\Username->isValid() in src/XF/Entity/User.php at line 1364 XF\Entity\User->verifyUsername() in src/XF/Mvc/Entity/Entity.php at line 791...

Помогите пожалуйста с этой ошибкой LogicException: Class XF\Service\User\Tfa does not exist Stack trace #0 src/XF/App.php(1570): XF\Container->createObject('XF\\Service\\User...', Array) #1 src/XF/Container.php(228): XF\App->XF\{closure}('XF\\Service\\User...', Array, Object(XF\Container))...