Fatal error: Uncaught Error: Class "yii\base\Model" not found in /var/www/firstlan.uchetprosto.ru/modules/part_search/models/app/BitrixClient.php:9 Stack trace: #0 {main} thrown in /var/www/firstlan.uchetprosto.ru/modules/part_search/models/app/BitrixClient.php on line 9