Fritzbox Binding (using TR064 protocol) not working to fetch presence of a specific mac adress

I do normaly use Visual Studio Code via Samba. I now did use nano via ssh and got a new error-message via the log-files:

I did put in:

url=https://fritz.box:49443
refresh=60000
2019-12-15 13:22:51.310 [WARN ] [ing.fritzboxtr064.internal.Tr064Comm] - No tr064 service found for service id urn:LanDeviceHosts-com:serviceId:Hosts1
2019-12-15 13:22:51.315 [WARN ] [ing.fritzboxtr064.internal.Tr064Comm] - Error constructing request SOAP msg for getting parameter. null
2019-12-15 13:22:51.318 [WARN ] [ing.fritzboxtr064.internal.Tr064Comm] - Could not determine data to be sent to FritzBox!
2019-12-15 13:22:51.320 [ERROR] [b.core.service.AbstractActiveService] - Error while executing background thread FritzboxTr064 Refresh Service
java.lang.NullPointerException: null
	at org.openhab.binding.fritzboxtr064.internal.FritzboxTr064Binding.execute(FritzboxTr064Binding.java:219) ~[?:?]
	at org.openhab.core.binding.AbstractActiveBinding$BindingActiveService.execute(AbstractActiveBinding.java:144) ~[277:org.openhab.core.compat1x:2.4.0]
	at org.openhab.core.service.AbstractActiveService$RefreshThread.run(AbstractActiveService.java:166) [277:org.openhab.core.compat1x:2.4.0]

The rights are set to the openhab user to use tr064…

EDIT:

ok tried again and I am back to:

2019-12-15 13:28:43.989 [WARN ] [ing.fritzboxtr064.internal.Tr064Comm] - No tr064 service found for service id urn:WLANConfiguration-com:serviceId:WLANConfiguration3
2019-12-15 13:28:44.000 [INFO ] [b.core.service.AbstractActiveService] - FritzboxTr064 Refresh Service has been started