So sieht der Fehler aus nach dem ich z.B. fritz dazu installiere.
Mach ich Fritz Plugin wieder weg in der config. json ist alles wieder prima.
pi@raspberrypi:~ $ homebridge
*** WARNING *** The program 'node' uses the Apple Bonjour compatibility layer of Avahi.
*** WARNING *** Please fix your application to use the native API of Avahi!
*** WARNING *** For more information see <http://0pointer.de/avahi-compat?s=libdns_sd&e=node>
*** WARNING *** The program 'node' called 'DNSServiceRegister()' which is not supported (or only supported partially) in the Apple Bonjour compatibility layer of Avahi.
*** WARNING *** Please fix your application to use the native API of Avahi!
*** WARNING *** For more information see <http://0pointer.de/avahi-compa…node&f=DNSServiceRegister>
[2018-3-28 17:56:54] Loaded plugin: homebridge-fritz
[2018-3-28 17:56:54] Registering platform 'homebridge-fritz.Fritz!Box'
[2018-3-28 17:56:54] ---
[2018-3-28 17:56:54] Loaded plugin: homebridge-homematic
[2018-3-28 17:56:54] Registering platform 'homebridge-homematic.HomeMatic'
[2018-3-28 17:56:54] ---
[2018-3-28 17:56:54] There was a problem reading your config.json file.
[2018-3-28 17:56:54] Please try pasting your config.json file here to validate it: http://jsonlint.com
[2018-3-28 17:56:54]
/usr/local/lib/node_modules/homebridge/lib/server.js:207
throw err;
Danke Heiner