I have enabled additional logging, now it has extended details, I hope this is what you meant.
I’m trying to upload to zigbee-log-viewer homepage (linked by Bruce), but there is no result from there.
2020-05-07 17:41:36.973 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - ZigBee network starting
2020-05-07 17:41:36.975 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - Initialising ZigBee coordinator
2020-05-07 17:41:36.977 [DEBUG] [e.transaction.ZigBeeTransactionQueue] - Default: Set profile to ZigBeeTransactionProfile [maxOutstandingTransactions=2, interTransactionDelay=50, maxRetries=2]
2020-05-07 17:41:36.979 [DEBUG] [e.transaction.ZigBeeTransactionQueue] - Broadcast: Set profile to ZigBeeTransactionProfile [maxOutstandingTransactions=3, interTransactionDelay=1200, maxRetries=0]
2020-05-07 17:41:36.980 [DEBUG] [e.transaction.ZigBeeTransactionQueue] - Multicast: Set profile to ZigBeeTransactionProfile [maxOutstandingTransactions=3, interTransactionDelay=1200, maxRetries=0]
2020-05-07 17:41:36.982 [DEBUG] [tsystems.zigbee.ZigBeeNetworkManager] - ZigBeeNetworkManager initialize: networkState=UNINITIALISED
2020-05-07 17:41:36.984 [DEBUG] [tsystems.zigbee.ZigBeeNetworkManager] - Network state is updated to INITIALISING
2020-05-07 17:41:36.986 [DEBUG] [.zigbee.dongle.xbee.ZigBeeDongleXBee] - XBee dongle initialize.
2020-05-07 17:41:36.986 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - null: networkStateUpdated called with state=INITIALISING
2020-05-07 17:41:36.987 [DEBUG] [ding.zigbee.handler.ZigBeeSerialPort] - Connecting to serial port [/dev/ttyUSB0] at 9600 baud, flow control FLOWCONTROL_OUT_RTSCTS.
2020-05-07 17:41:37.021 [DEBUG] [ding.zigbee.handler.ZigBeeSerialPort] - Serial port [/dev/ttyUSB0] is initialized.
2020-05-07 17:41:37.022 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBeeFrameHandler clearing receive buffer.
2020-05-07 17:41:37.124 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBeeFrameHandler cleared receive buffer.
2020-05-07 17:41:37.126 [DEBUG] [.zigbee.dongle.xbee.ZigBeeDongleXBee] - XBee dongle reset 1.
2020-05-07 17:41:37.126 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBeeFrameHandler thread started
2020-05-07 17:41:37.128 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE queue: 1: XBeeSetSoftwareResetCommand [frameId=1]
2020-05-07 17:41:37.129 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE: XBeeSetSoftwareResetCommand [frameId=1]
2020-05-07 17:41:37.131 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE Data: 00 04 08 01 46 52 5E
2020-05-07 17:41:37.628 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in sendRequest XBeeSetSoftwareResetCommand [frameId=1]
2020-05-07 17:41:47.132 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBEE Timer: Timeout
2020-05-07 17:41:47.630 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in eventWait class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:41:47.632 [DEBUG] [.zigbee.dongle.xbee.ZigBeeDongleXBee] - XBee dongle reset 2.
2020-05-07 17:41:47.633 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE queue: 1: XBeeSetSoftwareResetCommand [frameId=2]
2020-05-07 17:41:47.633 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in waitEventAsync class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:41:47.635 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE: XBeeSetSoftwareResetCommand [frameId=2]
2020-05-07 17:41:47.637 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE Data: 00 04 08 02 46 52 5D
2020-05-07 17:41:48.133 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in sendRequest XBeeSetSoftwareResetCommand [frameId=2]
2020-05-07 17:41:57.639 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBEE Timer: Timeout
2020-05-07 17:41:58.136 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in eventWait class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:41:58.137 [DEBUG] [.zigbee.dongle.xbee.ZigBeeDongleXBee] - XBee dongle reset 3.
2020-05-07 17:41:58.138 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in waitEventAsync class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:41:58.139 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE queue: 1: XBeeSetSoftwareResetCommand [frameId=3]
2020-05-07 17:41:58.142 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE: XBeeSetSoftwareResetCommand [frameId=3]
2020-05-07 17:41:58.146 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - TX XBEE Data: 00 04 08 03 46 52 5C
2020-05-07 17:41:58.639 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in sendRequest XBeeSetSoftwareResetCommand [frameId=3]
2020-05-07 17:42:08.148 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBEE Timer: Timeout
2020-05-07 17:42:08.643 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in eventWait class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:42:08.644 [INFO ] [.zigbee.dongle.xbee.ZigBeeDongleXBee] - XBee dongle reset failed after 4 tries.
2020-05-07 17:42:08.646 [DEBUG] [ongle.xbee.internal.XBeeFrameHandler] - XBee interrupted in waitEventAsync class com.zsmartsystems.zigbee.dongle.xbee.internal.protocol.XBeeModemStatusEvent
2020-05-07 17:42:08.647 [DEBUG] [tsystems.zigbee.ZigBeeNetworkManager] - Network state is updated to OFFLINE
2020-05-07 17:42:08.649 [DEBUG] [bee.handler.ZigBeeCoordinatorHandler] - null: networkStateUpdated called with state=OFFLINE
2020-05-07 17:42:08.649 [WARN ] [mmon.WrappedScheduledExecutorService] - Scheduled runnable ended with an exception:
java.lang.NullPointerException: null
at org.openhab.binding.zigbee.handler.ZigBeeCoordinatorHandler.initialiseZigBee(ZigBeeCoordinatorHandler.java:425) ~[?:?]
at org.openhab.binding.zigbee.handler.ZigBeeCoordinatorHandler.lambda$2(ZigBeeCoordinatorHandler.java:543) ~[?:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_222]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_222]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) ~[?:1.8.0_222]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) ~[?:1.8.0_222]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_222]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_222]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]
==> /var/log/openhab2/events.log <==
2020-05-07 17:42:08.657 [hingStatusInfoChangedEvent] - ‘zigbee:coordinator_xbee:d66af542’ changed from UNKNOWN to OFFLINE (COMMUNICATION_ERROR)