Hi,
I'm using the asset tracker example code with the LWM2M overlay to connect to the Coiote server.
This seems to work fine, and messages do get through. But when booting the device I always get several errors as shown below. Is this normal behavior for a first time connection process?
*** Booting nRF Connect SDK 3758bcbfa5cd *** [00:00:00.271,270] <inf> at_host: UART check failed: 12. Dropping buffer and retrying. [00:00:00.282,135] <inf> app_event_manager: APP_EVT_START [00:00:00.511,749] <inf> app_event_manager: MODEM_EVT_INITIALIZED [00:00:00.647,613] <inf> app_event_manager: MODEM_EVT_LTE_CONNECTING [00:00:00.710,296] <inf> lwm2m_firmware: Image is confirmed OK [00:00:01.324,432] <inf> app_event_manager: DATA_EVT_CONFIG_INIT %CESQ: 60,3,14,2 +CEREG: 2,"56BD","019B5501",7 [00:00:02.229,003] <inf> app_event_manager: MODEM_EVT_LTE_CELL_UPDATE +CSCON: 1 +CGEV: ME PDN ACT 0,0 [00:00:03.768,615] <inf> app_event_manager: MODEM_EVT_LTE_CONNECTED [00:00:03.769,622] <inf> net_lwm2m_rd_client: Start LWM2M Client: urn:imei:xxxx [00:00:03.770,141] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 +CNEC_ESM: 50,0 %MDMEV: SEARCH STATUS 2 +CEREG: 5,"56BD","019B5501",7,,,"00001111","11100000" +CEDRXP: 4,"0000","0000","0000" %XTIME: "80","42609121624280","01" [00:00:03.983,581] <inf> app_event_manager: MODEM_EVT_LTE_PSM_UPDATE [00:00:03.984,191] <inf> app_event_manager: MODEM_EVT_LTE_EDRX_UPDATE [00:00:03.984,771] <inf> app_event_manager: DATA_EVT_DATE_TIME_OBTAINED [00:00:04.068,054] <inf> lwm2m_security: Need to write credentials, requesting LTE and GNSS offline... [00:00:04.068,572] <inf> app_event_manager: CLOUD_EVT_LTE_DISCONNECT +CGEV: ME PDN DEACT 0 [00:00:04.163,146] <inf> app_event_manager: MODEM_EVT_LTE_DISCONNECTED +CEREG: 0 [00:00:04.263,427] <inf> app_event_manager: MODEM_EVT_LTE_CELL_UPDATE +CGEV: ME DETACH %CESQ: 255,0,255,0 +CSCON: 0 [00:00:07.849,975] <inf> lwm2m_security: Requesting LTE and GNSS online [00:00:07.850,494] <inf> app_event_manager: CLOUD_EVT_LTE_CONNECT [00:00:07.892,150] <inf> app_event_manager: MODEM_EVT_LTE_CONNECTING %CESQ: 61,3,18,2 +CEREG: 2,"56BD","019B5501",7 [00:00:09.451,354] <inf> app_event_manager: MODEM_EVT_LTE_CELL_UPDATE +CSCON: 1 [00:00:09.852,111] <err> net_lwm2m_engine: Failed to enable TLS_DTLS_CID: -22 [00:00:09.852,569] <err> net_lwm2m_engine: Cannot connect UDP (-114) [00:00:09.852,813] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-114) [00:00:09.853,149] <err> net_lwm2m_rd_client: sm_do_network_error, retries 0 [00:00:09.853,393] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 [00:00:09.853,698] <err> net_lwm2m_message_handling: Unable to resolve address [00:00:09.853,729] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-2) [00:00:09.853,942] <err> net_lwm2m_rd_client: sm_do_network_error, retries 1 %CESQ: 56,2,16,2 %CESQ: 52,2,11,1 [00:00:10.854,827] <err> net_lwm2m_rd_client: sm_do_network_error, retries 1 [00:00:10.855,072] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 [00:00:10.855,407] <err> net_lwm2m_message_handling: Unable to resolve address [00:00:10.855,407] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-2) [00:00:10.855,743] <err> net_lwm2m_rd_client: sm_do_network_error, retries 2 +CGEV: ME PDN ACT 0,0 [00:00:11.447,906] <inf> app_event_manager: MODEM_EVT_LTE_CONNECTED +CNEC_ESM: 50,0 %MDMEV: SEARCH STATUS 2 +CEREG: 5,"56BD","019B5501",7,,,"00001111","11100000" %XTIME: "80","42609121621380","01" %CESQ: 47,2,12,1 [00:00:11.759,948] <inf> app_event_manager: MODEM_EVT_LTE_PSM_UPDATE %CESQ: 52,2,12,1 [00:00:12.855,682] <err> net_lwm2m_rd_client: sm_do_network_error, retries 2 [00:00:12.855,957] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 [00:00:12.938,385] <err> net_lwm2m_engine: Failed to enable TLS_DTLS_CID: -22 [00:00:13.376,739] <inf> net_lwm2m_engine: Connected, sock id 2 [00:00:13.853,363] <inf> net_lwm2m_rd_client: Registration Done (EP='urn:imei:xxxx') [00:00:13.854,156] <inf> app_event_manager: CLOUD_EVT_CONNECTED
So the specific error that I'm talking about are:
[00:00:09.852,111] <err> net_lwm2m_engine: Failed to enable TLS_DTLS_CID: -22 [00:00:09.852,569] <err> net_lwm2m_engine: Cannot connect UDP (-114) [00:00:09.852,813] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-114) [00:00:09.853,149] <err> net_lwm2m_rd_client: sm_do_network_error, retries 0 [00:00:09.853,393] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 [00:00:09.853,698] <err> net_lwm2m_message_handling: Unable to resolve address [00:00:09.853,729] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-2) [00:00:09.853,942] <err> net_lwm2m_rd_client: sm_do_network_error, retries 1 %CESQ: 56,2,16,2 %CESQ: 52,2,11,1 [00:00:10.854,827] <err> net_lwm2m_rd_client: sm_do_network_error, retries 1 [00:00:10.855,072] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:xxxx' with client lifetime 43200 using server object 0 [00:00:10.855,407] <err> net_lwm2m_message_handling: Unable to resolve address [00:00:10.855,407] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-2) [00:00:10.855,743] <err> net_lwm2m_rd_client: sm_do_network_error, retries 2
Appart from those error during the first connection I also get some errors during use after that, when it tries to connect again. Is this also normal or something that I should look into?
[00:05:13.858,337] <err> net_lwm2m_location_assist: Temporary error in location services retry scheduled [00:05:13.858,337] <err> cloud_module: cloud_wrap_cloud_location_send, err: -120 +CSCON: 0 %XT3412: 46799999 %XT3412: 0 +CSCON: 1 %CESQ: 59,2,13,1 +CSCON: 0 %XT3412: 46799999 %XT3412: 0 +CSCON: 1 %CESQ: 53,2,11,1 %CESQ: 58,2,10,1 +CSCON: 0 %XT3412: 46799999 [00:06:14.030,426] <err> net_lwm2m_location_assist: No response error in location services [00:06:14.030,487] <err> net_lwm2m_obj_gnss_assistance: Result code 2 %CESQ: 255,0,255,0 %CESQ: 61,3,14,2 %MDMEV: SEARCH STATUS 2 %XT3412: 0 +CSCON: 1 %CESQ: 56,2,12,1 +CSCON: 0 %XT3412: 46799999 %CESQ: 255,0,255,0 [00:07:46.751,037] <wrn> net_lwm2m_rd_client: Registration Update Timeout [00:07:46.751,129] <inf> lwm2m_rai: RAI disabled [00:07:46.751,159] <wrn> lwm2m_integration: LWM2M_RD_CLIENT_EVENT_REG_TIMEOUT [00:07:46.751,800] <inf> app_event_manager: CLOUD_EVT_CONNECTING [00:07:46.759,429] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'urn:imei:350457794446409' with client lifetime 43200 using server object 0 %CESQ: 63,3,19,2 %MDMEV: SEARCH STATUS 2 %XT3412: 0 +CSCON: 1 %CESQ: 56,2,12,1 [00:07:47.666,717] <err> net_lwm2m_engine: Failed to enable TLS_DTLS_CID: -22 [00:07:47.779,113] <inf> net_lwm2m_engine: Connected, sock id 2 [00:07:47.942,321] <inf> net_lwm2m_rd_client: Registration Done (EP='urn:imei:350457794446409') [00:07:47.945,068] <inf> lwm2m_rai: RAI enabled [00:07:47.945,434] <inf> app_event_manager: CLOUD_EVT_CONNECTED [00:07:48.178,253] <inf> net_lwm2m_rd_client: Update callback (code:2.4) [00:07:48.178,375] <inf> net_lwm2m_rd_client: Update Done [00:07:48.221,069] <inf> lwm2m_rai: Ongoing traffic, RAI disabled +CSCON: 0 %XT3412: 46799999 %CESQ: 60,3,17,2 [00:08:11.398,925] <err> net_lwm2m_location_assist: No response error in location services [00:08:11.398,956] <err> net_lwm2m_obj_ground_fix: Result code 2