Hmm, what I had used 'succesfully' was apprently pure chance that it did work that boot.
Apparently it is still the broken, and the cause has to be found within the systemd I guess.
With the information of this bug: https://trac.transmissionbt.com/ticket/5421
Everything 'seems to be right' in /etc/systemd/system/multi-user.target.wants/transmission-daemon.service but still transmission-daemon is not able to reliable bind to the ip address.
Hmm, what I had used 'succesfully' was apprently pure chance that it did work that boot.
Apparently it is still the broken, and the cause has to be found within the systemd I guess.
With the information of this bug: https:/ /trac.transmiss ionbt.com/ ticket/ 5421 system/ multi-user. target. wants/transmiss ion-daemon. service but still transmission-daemon is not able to reliable bind to the ip address.
Everything 'seems to be right' in /etc/systemd/