AutoSSL certificates stuck in queue due to custom ModSecurity rules

Symptoms

AutoSSL certificates stuck in queue

Description 

Custom ModSecurity rules can prevent AutoSSL DCV process from completing successfully

Workaround

Review and remove conflicting ModSecurity rules which may be located under

/etc/apache2/conf.d/modsec/modsec2.user.conf

Once corrected, you will need to restart Apache for the changes to take affect using the following command

/scripts/restartsrv_httpd --restart