I think that the Wiki page regarding "add/edit content" needs to have an item added right after #4.An appropriate representation of the requested resource /cmsms/admin/addcontent.php could not be found on this server.
It should look like this:Click Submit (which will save and redirect you to "Content/Pages").
5. If you get an error from the Save (
) you need to contact the support staff at your web host and ask them to change the rule exceptions for mod_security (assuming you are on an Apache server).An appropriate representation of the requested resource /cmsms/admin/addcontent.php could not be found on this server.