I was able to work this out by reviewing some of the instructions I was using to build out this server. I found a configuration line that I had missed for splitting the PHP url and rewriting it to to a standard query format. Once that was done and Nginx was reloaded Moodle was able to complete the Admin configuration correctly and everything worked fine. Gilby gil.yoder - Nginx Mailing List - English
I am trying to install Moodle under Nginx but I have run into a snag that's preventing me from completing the install. I have NginX working under Ubuntu 16.04. PHP is installed at least well enough to run info.php from the root directory. The Moodle browser install works correctly up until the point that it tries to configure the main administrator account. Chrome developer tools shows that a lby gil.yoder - Nginx Mailing List - English