Warning: require_once(/var/www/tgbot/example-bot/vendor/autoload.php): failed to open stream: No such file or directory in /var/www/tgbot/example-bot/cron.php on line 15

Fatal error: require_once(): Failed opening required '/var/www/tgbot/example-bot/vendor/autoload.php' (include_path='.:/usr/share/php') in /var/www/tgbot/example-bot/cron.php on line 15