Same issue here on Ubuntu 16.04.
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Packages, which is subscribed to transmission in Ubuntu.
Error operation not supported
Status in transmission package in Ubuntu:
Transmission is unable to save a torrent to a network (SMB/CIFS) share
This worked fine in 14.04. The torrent starts to download, but errors
out after a few seconds.
The error message is
Operation not supported (/run/user/1000/gvfs/smb-share:server=nas-
Not sure what logs or other information might be needed?
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