Harmony

Will Harmony Hab works without internet?
If i configure it and turn off accesses to internet?

I have unstable connection, and received this error:

Error during the execution of rule SoftAwake
java.lang.IllegalArgumentException: No client '' defined
    at org.openhab.io.harmonyhub.HarmonyHubGateway.withClient(HarmonyHubGateway.java:218) ~[na:na]
    at org.openhab.io.harmonyhub.HarmonyHubGateway.pressButton(HarmonyHubGateway.java:274) ~[na:na]
    at org.openhab.io.harmonyhub.HarmonyHubGateway.pressButton(HarmonyHubGateway.java:258) ~[na:na]
    at org.openhab.action.harmonyhub.internal.HarmonyHub.harmonyPressButton(HarmonyHub.java:34) ~[na:na]

But some time it works without errors.

Answer here: