ok, Ive figured the problem out, this script looks to write S80Lighttpd to /opt/ect/init.d/ however, this location doesnt exist, the init.d is held in /etc/init.d/
So I went ahead, with my minimal linux knowledge, and changed the webDav to write S80lighttpd to /etc/init.d/ this worked up to the point of user name and password, and then I get this...