PHP script '/var/www/html/index.php' is protected by SourceGuardian and requires a SourceGuardian loader 'ixed.7.4.lin' to be installed.
1) Click here to download the required 'ixed.7.4.lin' loader from the SourceGuardian site
2) Install the loader to /opt/remi/php74/root/usr/lib64/php/modules
3) Edit /etc/opt/remi/php74/php.ini and add 'extension=ixed.7.4.lin' directive
4) Restart the web server