### Client denied by server configuration
This error means that the access to the directory on the file system was denied by an Apache configuration.
Troubleshooting
First, remember "Directory" permissions propagate to subdirectories by default.
The possible causes are:
Access was denied due to an explicit deny (2.2) directive or require (2.4) directive in a directory block or .htaccess file.
DocumentRoot /var/www/example.com
To fix this error >>
https://ibmimedia.com/blog/63/solving-apache-error-client-denied-by-server-configuration