LG TV Binding "sendpairkey with result=#error/connect-1"

Hello,

i try to add my LG 47LK950S-ZA via the official binding.

i got this error message:

17:56:23.177 [ERROR] [.binding.lgtv.internal.LgtvConnection] - sendtotv but connection status is CS_NOTCONNECTED
17:56:23.193 [ERROR] [.binding.lgtv.internal.LgtvConnection] - IO Exception at Connection to: http://192.168.1.11:8080/udap/api/pairing
17:56:23.198 [INFO ] [.binding.lgtv.internal.LgtvConnection] - sendpairkey with result=#error/connect-1 connectionstatus=CS_NOTCONNECTED

this is my lgtv.cfg

wohnzimmer.host=192.168.1.11
wohnzimmer.port=8080
wohnzimmer.pairkey=xxxxx
wohnzimmer.serverport=8080
wohnzimmer.checkalive=60