Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Debug\ExceptionHandler" not found in /var/www/develop/www/php/vendor/laravel/lumen-framework/src/Exceptions/Handler.php:23 Stack trace: #0 {main} thrown in /var/www/develop/www/php/vendor/laravel/lumen-framework/src/Exceptions/Handler.php on line 23