RAK7268v2 lora server is not ready

Hi erverybody,

I am pretty new to Lora and RAK. For first steps i got myself a RAK7268v2 Gateway and some sensors.
While setting up the gateway, I ran in some troubles using the built-in Lora network server. After making some changes in the Lora server setup, following errors occure in the logfile:

Thu Mar 2 05:52:07 2023 daemon.err db[6920]: MoteChannelStorage size 112
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 867100000 DR0 - DR5
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 867300000 DR0 - DR5
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 867500000 DR0 - DR5
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 867700000 DR0 - DR5
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 867900000 DR0 - DR5
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 868300000 DR6
Thu Mar 2 05:52:07 2023 daemon.err unknown[6920]: eu868_band_add_channel : Add Channel 868800000 DR7
Thu Mar 2 05:52:09 2023 user.info restify: 127.0.0.1 - - [02/Mar/2023 05:52:09] " [37mGET /diag/syslog HTTP/1.0 [0m" 200 -
Thu Mar 2 05:52:09 2023 daemon.err db[7040]: MoteChannelStorage size 112
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 867100000 DR0 - DR5
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 867300000 DR0 - DR5
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 867500000 DR0 - DR5
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 867700000 DR0 - DR5
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 867900000 DR0 - DR5
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 868300000 DR6
Thu Mar 2 05:52:09 2023 daemon.err unknown[7040]: eu868_band_add_channel : Add Channel 868800000 DR7
Thu Mar 2 05:52:11 2023 daemon.err db[7156]: MoteChannelStorage size 112
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 867100000 DR0 - DR5
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 867300000 DR0 - DR5
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 867500000 DR0 - DR5
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 867700000 DR0 - DR5
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 867900000 DR0 - DR5
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 868300000 DR6
Thu Mar 2 05:52:11 2023 daemon.err unknown[7156]: eu868_band_add_channel : Add Channel 868800000 DR7

these seem to repeat like every second.
Problem is, it is not possible to make any changes to already added lora applications, since it shows you none. Even adding new applications is not possible.

When accessing Lora Settings / Applications, is shows Error:Lora server is not ready.

Usually, reseting the system helped me fixing this.
For now, I reset the system, but the Error now occures even after initial setup. Also, it looks as if former added devices are still connected after reseting to factory settings, which should not be the case.

Thanks for your advice on this, I am really stuck.

Regards,
Florian

So, after further investigation, it looks like the problem is coming from mqtt client.
When configured to communicate with iobroker mqtt server,lora seems to crash and above errors occure.