Warning: require_once(../vendor/autoload.php): Failed to open stream: No such file or directory in /var/www/html/servidor-laravel/vendor/chillerlan/php-qrcode/examples/html.php on line 15

Fatal error: Uncaught Error: Failed opening required '../vendor/autoload.php' (include_path='.:/usr/share/php') in /var/www/html/servidor-laravel/vendor/chillerlan/php-qrcode/examples/html.php:15 Stack trace: #0 {main} thrown in /var/www/html/servidor-laravel/vendor/chillerlan/php-qrcode/examples/html.php on line 15