103 		LOG_ERR("Error in poll");  in wait_fds()
157 		LOG_ERR("Could not close the socket");  in cleanup_connection()
203 		LOG_ERR("Could not resolve dns");  in start_coap_client()
211 		LOG_ERR("Failed to create UDP socket");  in start_coap_client()
220 		LOG_ERR("Failed to set TLS_TAG option");  in start_coap_client()
225 		LOG_ERR("Failed to set TLS_PEER_VERIFY option");  in start_coap_client()
231 		LOG_ERR("Cannot connect to UDP remote");  in start_coap_client()
256 		LOG_ERR("Could not alloc data memory");  in send_request()
265 		LOG_ERR("Could not init packet");  in send_request()
281 			LOG_ERR("Unable add option to request path");  in send_request()
288 			LOG_ERR("Unable coap append block 2");  in send_request()
295 			LOG_ERR("Unable add option to add updatehub header");  in send_request()
307 			LOG_ERR("Unable add option to request path");  in send_request()
315 			LOG_ERR("Unable add option to request format");  in send_request()
322 			LOG_ERR("Unable add option to add updatehub header");  in send_request()
328 			LOG_ERR("Unable to append payload marker");  in send_request()
336 			LOG_ERR("Not able to append payload");  in send_request()
343 		LOG_ERR("Invalid method");  in send_request()
350 		LOG_ERR("Could not send request");  in send_request()
366 		LOG_ERR("Could not finish sha256sum");  in install_update_cb_sha256()
372 		LOG_ERR("Could not create sha256sum hex representation");  in install_update_cb_sha256()
378 		LOG_ERR("SHA256SUM of image are not the same");  in install_update_cb_sha256()
421 		LOG_ERR("Could not alloc data memory");  in install_update_cb()
431 		LOG_ERR("Could not receive data");  in install_update_cb()
436 		LOG_ERR("Invalid data received");  in install_update_cb()
459 		LOG_ERR("Could not update sha256sum");  in install_update_cb()
467 		LOG_ERR("Error to write on the flash");  in install_update_cb()
479 			LOG_ERR("Could not get the next coap block");  in install_update_cb()
488 			LOG_ERR("Firmware - download validation has failed");  in install_update_cb()
496 			LOG_ERR("Firmware - metadata validation has failed");  in install_update_cb()
506 			LOG_ERR("Firmware - flash validation has failed");  in install_update_cb()
523 		LOG_ERR("Could not start sha256sum");  in install_update()
537 		LOG_ERR("Unable init block transfer");  in install_update()
544 		LOG_ERR("Unable init flash");  in install_update()
583 			LOG_ERR("Could not get the packet");  in install_update()
607 		LOG_ERR("Could not alloc device_id or firmware_version memory");  in report()
659 		LOG_ERR("Could not encode metadata");  in report()
698 		LOG_ERR("Could not receive data");  in probe_cb()
704 		LOG_ERR("Invalid data received");  in probe_cb()
717 		LOG_ERR("Invalid payload received");  in probe_cb()
723 		LOG_ERR("There is no buffer available");  in probe_cb()
736 		LOG_ERR("Invalid metadata data received");  in probe_cb()
773 		LOG_ERR("Could not alloc probe memory");  in z_impl_updatehub_probe()
779 		LOG_ERR("The current image is not confirmed");  in z_impl_updatehub_probe()
807 		LOG_ERR("Could not encode metadata");  in z_impl_updatehub_probe()
832 		LOG_ERR("Could not get metadata hash");  in z_impl_updatehub_probe()
850 			LOG_ERR("Could not parse the json");  in z_impl_updatehub_probe()
868 			LOG_ERR("Object length of type 'any metadata' is incorrect");  in z_impl_updatehub_probe()
877 			LOG_ERR("SHA256 size is invalid");  in z_impl_updatehub_probe()
902 			LOG_ERR("Object length of type 'some metadata' is incorrect");  in z_impl_updatehub_probe()
908 			LOG_ERR("Incompatible hardware");  in z_impl_updatehub_probe()
918 			LOG_ERR("SHA256 size is invalid");  in z_impl_updatehub_probe()
949 		LOG_ERR("Could not reporting downloading state");  in z_impl_updatehub_update()
954 		LOG_ERR("Could not reporting installing state");  in z_impl_updatehub_update()
963 		LOG_ERR("Could not reporting downloaded state");  in z_impl_updatehub_update()
969 		LOG_ERR("Could not mark partition to upgrade");  in z_impl_updatehub_update()
975 		LOG_ERR("Could not reporting installed state");  in z_impl_updatehub_update()
980 		LOG_ERR("Could not reporting rebooting state");  in z_impl_updatehub_update()
991 			LOG_ERR("Could not reporting error state");  in z_impl_updatehub_update()
1002 		LOG_ERR("Image is unconfirmed. Rebooting to revert back to previous"  in autohandler()