Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Session\Session' not found in /mnt/volume_lon1_01/backend/admin/vendor/laravel/framework/src/Illuminate/Session/Store.php:12 Stack trace: #0 {main} thrown in /mnt/volume_lon1_01/backend/admin/vendor/laravel/framework/src/Illuminate/Session/Store.php on line 12