Warning: require(DadataClient.php): failed to open stream: No such file or directory in /home/admin/web/kassopttorg.ru/public_html/sect_dadata_php.php on line 2

Fatal error: require(): Failed opening required 'DadataClient.php' (include_path='.:/opt/remi/php74/root/usr/share/pear:/opt/remi/php74/root/usr/share/php:/usr/share/pear:/usr/share/php') in /home/admin/web/kassopttorg.ru/public_html/sect_dadata_php.php on line 2