Error: client Network initialization failed (-115) net_lwm2m_engine: Failed to create socket: 23

Question

Hello,

Currently i am facing follwoing error for nrf9160 feather board with lwm2m_client project.

*** Booting Zephyr OS build v3.3.99-ncs1 ***
[00:00:00.276,336] <dbg> net_lwm2m_engine: lwm2m_engine_init: LWM2M engine socket receive thread started
[00:00:00.276,428] <dbg> net_lwm2m_obj_security: security_create: Create LWM2M security instance: 0
[00:00:00.276,519] <dbg> net_lwm2m_obj_server: server_create: Create LWM2M server instance: 0
[00:00:00.276,641] <dbg> net_lwm2m_obj_device: device_create: Create LWM2M device instance: 0
[00:00:00.276,733] <dbg> net_lwm2m_obj_firmware: firmware_create: Create LWM2M firmware instance: 0
[00:00:00.276,794] <inf> net_config: Initializing network
[00:00:00.276,794] <inf> net_config: Waiting interface 1 (0x2000cc30) to be up...
[00:00:30.277,862] <inf> net_config: IPv4 address: 192.0.2.1
[00:00:30.277,954] <err> net_config: Timeout while waiting network interface
[00:00:30.277,984] <err> net_config: Network initialization failed (-115)
[00:00:30.278,015] <inf> net_lwm2m_client_app: Run LWM2M client
[00:00:30.278,045] <dbg> net_lwm2m_registry: lwm2m_engine_set: path:0/0/0, buf:0x44e7c, len:25
[00:00:30.278,076] <dbg> net_lwm2m_registry: lwm2m_engine_set: path:0/0/2, buf:0x200153a7, len:1
[00:00:30.278,137] <dbg> net_lwm2m_registry: lwm2m_engine_set: path:0/0/10, buf:0x200153a6, len:2
[00:00:30.278,167] <dbg> net_lwm2m_registry: lwm2m_engine_set: path:1/0/0, buf:0x200153a6, len:2
[00:00:30.278,533] <dbg> net_ipso_temp_sensor: temp_sensor_create: Create IPSO Temperature Sensor instance: 0
[00:00:30.278,656] <dbg> net_ipso_light_control: light_control_create: Create IPSO Light Control instance: 0
[00:00:30.278,778] <dbg> net_ipso_timer: timer_inst_create: Create IPSO Timer instance: 0
[00:00:30.279,541] <dbg> net_lwm2m_registry: lwm2m_engine_set: path:3303/0/5700, buf:0x20015b20, len:8
[00:00:30.279,754] <inf> net_lwm2m_rd_client: Start LWM2M Client: circuitdojo_feather_nrf9160
[00:00:30.780,303] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:0/0/1/0, level 3, buf:0x200146c7, buflen:1
[00:00:30.780,364] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:0/0/10/0, level 3, buf:0x20014712, buflen:2
[00:00:30.780,395] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:1/0/1/0, level 3, buf:0x200146bc, buflen:4
[00:00:30.780,456] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'circuitdojo_feather_nrf9160' with client lifetime 30
[00:00:30.780,517] <dbg> net_lwm2m_message_handling: lwm2m_parse_peerinfo: Parse url: coap://23.97.187.154:5683
[00:00:30.780,639] <err> net_lwm2m_engine: Failed to create socket: 23
[00:00:30.780,670] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-23)
[00:00:31.780,914] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:0/0/1/0, level 3, buf:0x200146c7, buflen:1
[00:00:31.780,975] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:0/0/10/0, level 3, buf:0x20014712, buflen:2
[00:00:31.781,036] <dbg> net_lwm2m_registry: lwm2m_engine_get: path:1/0/1/0, level 3, buf:0x200146bc, buflen:4
[00:00:31.781,127] <inf> net_lwm2m_rd_client: RD Client started with endpoint 'circuitdojo_feather_nrf9160' with client lifetime 30
[00:00:31.781,188] <dbg> net_lwm2m_message_handling: lwm2m_parse_peerinfo: Parse url: coap://23.97.187.154:5683
[00:00:31.781,311] <err> net_lwm2m_engine: Failed to create socket: 23
[00:00:31.781,341] <err> net_lwm2m_rd_client: Cannot init LWM2M engine (-23)

What are configuration require to avoid such error :

Best Regards

Deepak