HarmonyHub goes Offline and back Online

Hi,

I have two Harmony Hubs at home and one is going OFFLINE and back ONLINE again the whole day…
The other one does not have any problems.

I’m running at Openhab 2.5.5, also i have installed the binding via PaperUI
Hub is also added via PaperUI

When i unplug the Hub it will stay for a longer time Online, but after some time the Offline/Online game is starting again…

Anybody an idea whats wrong?

2020-05-28 07:18:49.470 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from ONLINE to UNKNOWN
2020-05-28 07:18:49.471 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from UNKNOWN to OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session
2020-05-28 07:18:49.474 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.
2020-05-28 07:19:50.354 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session to ONLINE
2020-05-28 07:19:50.365 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.
2020-05-28 07:48:49.401 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from ONLINE to UNKNOWN
2020-05-28 07:48:49.403 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from UNKNOWN to OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session
2020-05-28 07:48:49.411 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.
2020-05-28 07:49:49.532 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session to ONLINE
2020-05-28 07:49:49.537 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.
2020-05-28 08:18:49.438 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from ONLINE to UNKNOWN
2020-05-28 08:18:49.444 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from UNKNOWN to OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session
2020-05-28 08:18:49.446 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.
2020-05-28 08:19:49.570 [hingStatusInfoChangedEvent] - 'harmonyhub:hub:HarmonyHub' changed from OFFLINE (COMMUNICATION_ERROR): Could not connect: Can not call connect on already connected session to ONLINE
2020-05-28 08:19:49.575 [me.event.ThingUpdatedEvent] - Thing 'harmonyhub:hub:HarmonyHub' has been updated.