Warning: require(/home/c18nfkw77l6l/vendor/craftcms/cms/bootstrap/web.php): failed to open stream: No such file or directory in /home/c18nfkw77l6l/public_html/index.php on line 20

Fatal error: require(): Failed opening required '/home/c18nfkw77l6l/vendor/craftcms/cms/bootstrap/web.php' (include_path='.:/opt/alt/php73/usr/share/pear') in /home/c18nfkw77l6l/public_html/index.php on line 20