I am out of coverage and trying to shut down the modem by setting cfun=0 But I am getting a modem error or sw stuck after some minutes.
It is a custom board. mfw 1.3.5 and ncs 2.2.0
+CSCON: 1 +CSCON notification [00:03:20.791,839] <dbg> modem_module: lte_evt_handler: RRC mode: Connected +CEREG: 2,"1644","00099164",9,0,14 +CSCON: 0 +CSCON notification [00:03:21.659,057] <dbg> modem_module: lte_evt_handler: RRC mode: Idle %CESQ: 255,0,255,0 %MDMEV: SEARCH STATUS 2 [00:03:22.023,956] <dbg> modem_module: lte_evt_handler: Modem domain event, type: Search done +CEREG: 2 [00:05:29.157,836] <dbg> modem_module: lte_evt_handler: LTE cell changed: Cell ID: -1, Tracking area: -1 [00:05:29.167,816] <inf> app_event_manager: MODEM_EVT_LTE_CELL_UPDATE [00:05:29.175,323] <dbg> modem_module: on_all_states: cell_id -1 [00:05:29.181,762] <dbg> modem_module: on_all_states: CELL ID: -1, MODEM SHUTDOWN SCHEDULED 330 SEC %XMODEMSLEEP: 3,34399 %XMODEMSLEEP: 3,0 [00:10:59.181,854] <inf> app_event_manager: MODEM_EVT_LTE_DISCONNECTED %XMODEMSLEEP: 3,39999 %XMODEMSLEEP: 3,0 %XMODEMSLEEP: 3,39999 %XMODEMSLEEP: 3,0 %XMODEMSLEEP: 3,59999 %XMODEMSLEEP: 3,0 +CEREG: 4 %XMODEMSLEEP: 3,89999 %XMODEMSLEEP: 3,0 [00:27:06.429,321] <err> modem_module: Modem error: 0x2, PC: 0x5ac86 [00:27:06.436,370] <inf> app_event_manager: MODEM_EVT_ERROR - Error code -14 [00:27:06.444,519] <inf> app_event_manager: UTIL_EVT_SHUTDOWN_REQUEST [00:27:06.451,812] <inf> app_event_manager: LOCATION_MODULE_EVT_SHUTDOWN_READY [00:27:06.459,625] <wrn> modules_common: Module "location" shutdown registered [00:27:06.467,773] <inf> app_event_manager: APP_EVT_SHUTDOWN_READY [00:27:06.474,426] <wrn> modules_common: Module "app" shutdown registered [00:27:06.482,360] <err> lte_lc: Failed to set functional mode. Please check XSYSTEMMODE. [00:27:06.491,180] <dbg> modem_module: state_set: State transition STATE_CONNECTING --> STATE_SHUTDOWN [00:27:06.500,976] <inf> app_event_manager: MODEM_EVT_SHUTDOWN_READY [00:27:06.507,965] <wrn> modules_common: Module "modem" shutdown registered [00:27:06.516,174] <inf> app_event_manager: DATA_EVT_SHUTDOWN_READY [00:27:06.522,888] <wrn> modules_common: Module "data" shutdown registered [00:27:06.530,883] <dbg> data_module: state_set: State transition STATE_CLOUD_DISCONNECTED --> STATE_SHUTDOWN [00:27:06.541,473] <inf> app_event_manager: CLOUD_EVT_SHUTDOWN_READY [00:27:06.548,553] <wrn> modules_common: Module "cloud" shutdown registered [00:27:06.556,365] <dbg> cloud_module: state_set: State transition STATE_LTE_DISCONNECTED --> STATE_SHUTDOWN [00:27:06.566,894] <inf> app_event_manager: SENSOR_EVT_SHUTDOWN_READY [00:27:06.573,883] <wrn> modules_common: Module "sensor" shutdown registered [00:27:06.581,817] <dbg> sensor_module: state_set: State transition STATE_RUNNING --> STATE_SHUTDOWN