Here is one possible issue to investigate:
For More Information see: FMP installer does not install server.pem file
This is one of many acknowledged bugs that can be found in the Known Bug List thread here in the Report an Issue section of the forum.
It can also be downloaded as a database file from: https://www.dropbox.com/s/jt09b82i0xijbu3/FMP%20Bugs.zip
Sadly my server software is all on a mac. :[
I ended up fixing this via resetting my port forwards a second time. thanks for the attempt at help. have a good day.