Homematic items are not updated

Hi,

i just installed OpenHAB 2 on Raspi 3+ and try to connect it with homegear (Window Contact & Climacontrol)
For configuration i am using Paper UI.

After a few problems, I have the system so far that value changes arrive as events in Openhab.

2018-11-02 13:35:51.928 [vent.ItemStateChangedEvent] - TF_Test changed from CLOSED to OPEN
2018-11-02 13:35:54.404 [vent.ItemStateChangedEvent] - TF_Test changed from OPEN to CLOSED
2018-11-02 13:36:18.964 [ome.event.ItemCommandEvent] - Item 'Thermostat_01_4_SetTemperature' received command 91
2018-11-02 13:36:18.979 [vent.ItemStateChangedEvent] - Thermostat_01_4_SetTemperature changed from 14.50 to 91
2018-11-02 13:36:19.551 [vent.ItemStateChangedEvent] - Thermostat_01_4_SetTemperature changed from 91 to 30.50
2018-11-02 13:39:54.003 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.2 ℃ to 23.1 ℃
2018-11-02 13:39:54.024 [vent.ItemStateChangedEvent] - Thermostat_01_4_ValveState changed from 0 to 100
2018-11-02 13:47:06.259 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.1 ℃ to 23.2 ℃
2018-11-02 13:52:07.751 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.2 ℃ to 23.3 ℃
2018-11-02 13:57:15.514 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.3 ℃ to 23.4 ℃
2018-11-02 13:59:59.759 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.4 ℃ to 23.5 ℃
2018-11-02 14:04:45.021 [vent.ItemStateChangedEvent] - Thermostat_01_4_ActualTemperature changed from 23.5 ℃ to 23.6 ℃
2018-11-02 14:06:19.990 [vent.ItemStateChangedEvent] - TF_Test changed from CLOSED to OPEN

Unfortunately, these values will not be passed to the items:

grafik

The values of the items change only when I am making changes at the items themselves.

Update 2018-11-05:

I have the same problem with OpenPanel Websites, when i open them on WIndows (Firefox or Chrome). With the classicui it works fine.
The OpenPanel works also on an Android tablett with Chrome.

Any ideas?

Thank you

Hans