When I ran into this I reached out to Cpanel because it looks like my files were in different areas then normal:

Issues have been fixed. Please refer the attached screenshot. I have added the following line in the file '/var/cpanel/userdata/vybz/vybz.live.php-fpm.yaml', restarted the PHP FPM and Apache services to fix the issue:

php_admin_value_disable_functions: { name: 'php_admin_value[disable_functions]', value: none }