Unable to add my Synology NAS

Thanks a lot dean4109,

It works perfect also for me.Synology DSM7.0.1 not connecting to Tailscale - #4 by Kere87mat
I had the same issue on a DSM 1618+ with DSM 7.1.1-42962 Update 5 : see:
Thanks a million for saving such a time.
Sincerely.