Okay, after struggeling for a few days now I can usesome help. Raspberry pi 3 and door contact conneted to GPIO 27, declared import and exports the right way in /etc/init.d/domoticz.sh. ( /usr/local/bin/gpio export 27 in, /usr/local/bin/gpio edge 27 both, /usr/local/bin/gpio -g mode 27 up) in SSH I ...