Problem setting up RAK7243 gateway on Pi 4

I recently set up the 8 Channel LoRa Gateway Kit with LoRa HAT and GPS for Pi 4. It uses Semtech SX1301.
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I copied my syslog file from the gateway below. It seems that gateway does not send the beacon frames.

Blockquote Jun 5 00:00:10 rak-gateway rsyslogd: [origin software=“rsyslogd” swVersion=“8.1901.0” x-pid=“371” x-info=“https://www.rsyslog.com”] rsyslogd was HUPed
Jun 5 00:00:10 rak-gateway systemd[1]: logrotate.service: Succeeded.
Jun 5 00:00:10 rak-gateway systemd[1]: Started Rotate log files.
Jun 5 00:00:10 rak-gateway systemd[1]: man-db.service: Succeeded.
Jun 5 00:00:10 rak-gateway systemd[1]: Started Daily man-db regeneration.
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # RF packets sent to concentrator: 0 (0 bytes)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # TX errors: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON queued: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON sent so far: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON rejected: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ### [JIT] ###
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # SX1301 time (PPS): 3957014170
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: src/jitqueue.c:448:jit_print_queue(): INFO: [jit] queue is empty
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ### [GPS] ###
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # Valid time reference (age: 0 sec)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # no valid GPS coordinates available yet
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ##### END #####
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: JSON up: {“stat”:{“time”:“2023-06-04 22:58:13 GMT”,“rxnb”:1,“rxok”:0,“rxfw”:0,“ackr”:0.0,“dwnb”:0,“txnb”:0}}
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: INFO: [down] PULL_ACK received in 135 ms
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: INFO: [down] PULL_ACK received in 123 ms
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: INFO: [down] PULL_ACK received in 125 ms
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ##### 2023-06-04 22:58:43 GMT #####
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ### [UPSTREAM] ###
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # RF packets received by concentrator: 1
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # CRC_OK: 0.00%, CRC_FAIL: 100.00%, NO_CRC: 0.00%
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # RF packets forwarded: 0 (0 bytes)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # PUSH_DATA datagrams sent: 1 (111 bytes)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # PUSH_DATA acknowledged: 0.00%
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: ### [DOWNSTREAM] ###
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # PULL_DATA sent: 3 (100.00% acknowledged)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # PULL_RESP(onse) datagrams received: 0 (0 bytes)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # RF packets sent to concentrator: 0 (0 bytes)
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # TX errors: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON queued: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON sent so far: 0
Jun 5 00:00:13 rak-gateway ttn-gateway[552]: # BEACON rejected: 0

It shows “Disconnect”. Does it mean that the gateway was note set up correctly? How could I check where the problem might be? Many thanks,