Warning: require(../vendor/autoload.php): Failed to open stream: No such file or directory in /var/www/html/admin/config.php on line 5

Fatal error: Uncaught Error: Failed opening required '../vendor/autoload.php' (include_path='.:/usr/share/php') in /var/www/html/admin/config.php:5 Stack trace: #0 /var/www/html/admin/database.php(2): require_once() #1 /var/www/html/admin/controller_function_english.php(7): include('...') #2 /var/www/html/report-details-page.php(7): getDbConnection() #3 {main} thrown in /var/www/html/admin/config.php on line 5