I open the Panel
File -> Sharing -> Upload to FileMaker Server
and choose any server (14 or 15), I am not able to type username or password.
I am not able to enter the fields
If using FMP 14.0.6 on the same computer it works without any problem.
Even if both FMP versions are open the same time.
OS X 10.11.6 Beta (15G24b)