[https://httpd.apache.org/docs/trunk/upgrading.html]. Most notably, the syntax for directory permissions has changed from httpd 2.2 Order allow,deny Allow from all to httpd 2.4 syntax Require all granted

changes in access control configuration for Apache 2.4. Most notably, the syntax for directory permissions has changed from httpd 2.2 Order allow,deny Allow from all to httpd 2.4 syntax Require all granted