Warning: require_once(../vendor/autoload.php): Failed to open stream: No such file or directory in /var/www/html/module/solapi/send_sms.php on line 4

Fatal error: Uncaught Error: Failed opening required '../vendor/autoload.php' (include_path='.:/usr/share/php') in /var/www/html/module/solapi/send_sms.php:4 Stack trace: #0 {main} thrown in /var/www/html/module/solapi/send_sms.php on line 4