pfSense

When attempting to sync an empty section (e.g. VIPs are set to sync, but no VIPs are defined), the following error is produced:

Oct 16 15:52:33     php-fpm     305     /rc.filter_synchronize: Beginning XMLRPC sync data to https://172.16.1.3:443/xmlrpc.php.
Oct 16 15:52:33     php-fpm     305     /rc.filter_synchronize: Exception calling XMLRPC method restore_config_section # Impossible to encode value '' from type 'NULL'. No analogous type in XML_RPC.
Oct 16 15:52:33     php-fpm     305     /rc.filter_synchronize: New alert found: Exception calling XMLRPC method restore_config_section # Impossible to encode value '' from type 'NULL'. No analogous type in XML_RPC.