I have been asked to modify a database hosted on Filemaker Server 14 to use a container with an open external storage location on an UNC path.
I've seen discussions which indicate this is not possible in prior FMS versions:
These suggest that FMS external containers must store to relative paths.
There is also a FMS14 specific conversation which suggests that an network path is not possible, but an absolute path on the server might be:
Can someone point to an authoritative answer regarding whether FMS14 can use a UNC path for for external storage?