ERROR

Fri Mar 10 05:05:19 2023 : /dev/ttyUSB82 AT+CEREG?;+CREG?
+CEREG: 0,3
+CREG: 0,3
OK

Fri Mar 10 05:05:23 2023 : /dev/ttyUSB82 AT+COPS=0
ERROR

Fri Mar 10 05:05:25 2023 : /dev/ttyUSB82 AT+CPMS="ME","SM","SM"
+CPMS: 0,4,0,15,0,15
OK

Fri Mar 10 05:05:27 2023 : /dev/ttyUSB82 AT+CPMS="SM","SM","SM"
+CPMS: 0,15,0,15,0,15
OK

Fri Mar 10 05:05:34 2023 : /dev/ttyUSB82 AT+COPS=3,2;+COPS?
+COPS: 2
OK