共享主机laravel错误(无法打开流:没有这样的文件或目录)

laravel 5.5 error

Warning: require(/home/manotochips/public_html/vendor/composer/../../App/help.php): failed to open stream: No such file or directory in /home/manotochips/public_html/vendor/composer/autoload_real.php on line 66

Warning: require(/home/manotochips/public_html/vendor/composer/../../App/help.php): failed to open stream: No such file or directory in /home/manotochips/public_html/vendor/composer/autoload_real.php on line 66

Fatal error: require(): Failed opening required '/home/manotochips/public_html/vendor/composer/../../App/help.php' (include_path='.:/opt/cpanel/ea-php70/root/usr/share/pear') in /home/manotochips/public_html/vendor/composer/autoload_real.php on line 66

On the development environment use the command composer dump-autoload and then upload the vendor directory to the server.