OpenHAB RWE Smarthome Binding

[bezibaerchen]

Servus ollie,

Deine Ankündigung hat mich jetzt doch dazu bewogen mir OH2 mal anzuschauen.
rwesmarthome.cfg angelegt mit den Variablen aus der 1.x config, also host,username,password

Bekomme jedoch im Log:
13:54:09.117 [INFO ] [ommunicator.RWESmarthomeCommunicator] - Shutting down RWE Smarthome communicator
13:54:09.122 [INFO ] [ommunicator.RWESmarthomeCommunicator] - RWE Smarthome communicator shut down.
13:54:09.123 [INFO ] [arthome.internal.RWESmarthomeBinding] - Binding changed - reload RWE Smarthome data
13:54:09.125 [ERROR] [b.core.service.AbstractActiveService] - Error while executing background thread RWESmarthome Refresh Service
java.lang.NullPointerException
at org.openhab.binding.rwesmarthome.internal.communicator.RWESmarthomeCommunicator.refreshLogicalDeviceStates(RWESmarthomeCommunicator.java:595)[220:org.openhab.binding.rwesmarthome:1.9.0.201608250111]
at org.openhab.binding.rwesmarthome.internal.communicator.RWESmarthomeCommunicator.loadDeviceStates(RWESmarthomeCommunicator.java11)[220:org.openhab.binding.rwesmarthome:1.9.0.201608250111]
at org.openhab.binding.rwesmarthome.internal.RWESmarthomeBinding.execute(RWESmarthomeBinding.java:161)[220:org.openhab.binding.rwesmarthome:1.9.0.201608250111]
at org.openhab.core.binding.AbstractActiveBinding$BindingActiveService.execute(AbstractActiveBinding.java:157)[202:org.openhab.core.compat1x:2.0.0.201608201909]
at org.openhab.core.service.AbstractActiveService$RefreshThread.run(AbstractActiveService.java:173)[202:org.openhab.core.compat1x:2.0.0.201608201909]

Irgendeine Idee?