Fatal error: Uncaught Error: Class 'Stevenmaguire\OAuth2\Client\Provider\Keycloak' not found in /srv/www/iphis/application/modules/default/controllers/AuthController.php:156 Stack trace: #0 /srv/www/iphis/vendor/zendframework/zendframework1/library/Zend/Controller/Action.php(516): AuthController->ssoAction() #1 /srv/www/iphis/vendor/zendframework/zendframework1/library/Zend/Controller/Dispatcher/Standard.php(308): Zend_Controller_Action->dispatch() #2 /srv/www/iphis/library/TKS/Controller/Dispatcher/NamespaceDispatcher.php(43): Zend_Controller_Dispatcher_Standard->dispatch() #3 /srv/www/iphis/vendor/zendframework/zendframework1/library/Zend/Controller/Front.php(954): TKS\Controller\Dispatcher\NamespaceDispatcher->dispatch() #4 /srv/www/iphis/application/Bootstrap.php(253): Zend_Controller_Front->dispatch() #5 /srv/www/iphis/vendor/zendframework/zendframework1/library/Zend/Application.php(384): Bootstrap->run() #6 /srv/www/iphis/public/index.php(54): Zend_Application->run() #7 {main} thrown in /srv/www/iphis/application/modules/default/controllers/AuthController.php on line 156