This expression is true: segment->data_len >= SIXTEEN_MB.
Is inside the verify_segment_header() function (esp_image_format.c file), which return return ESP_ERR_IMAGE_INVALID.

It is getting better but next error is: I (6786) esp_https_ota: Starting OTA... I (6786) esp_https_ota: Writing to partition subtype 16 at offset 0x110000 I (6936) esp_https_ota: esp_ota_begin succeeded I (6936) esp_https_ota: Please Wait. This may take time I (6966) esp_https_ota: Connection closed...

OK, I resolve my issue but apears next:

E (6981) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45
E (7001) esp_https_ota: Error: esp_ota_write failed! err=0x0
E (7001) simple_ota_example: Firmware upgrade failed

I can't find any info about this error.

Hi, I have a problem as below. I (5141) simple_ota_example: Starting OTA example I (5141) simple_ota_example: Connected to WiFi network! Attempting to connect to server... E (5171) esp-tls: mbedtls_ssl_handshake returned -0x7200 I (5171) esp-tls: Certificate verified. E (5171) esp-tls: Failed to ope...

Hi.
Where I can find the implementation of eg. esp_wifi_start() or other wifi function in ESP-IDF?
I need to know what is the 40U in log: "wifi: ... AID=1, bgn, 40U"

Hello.
What I need to connect to LwM2M server with using coap api?
Is it possible to implemet LwM2M client?

I use mqtt paho library and sometimes appears the problem with socket. ESP can't exit from loop and non stop tries to connect with the sever but the error is still the same. I connect to mqtt queue on the start od program and never call disconnect function couse I need to send data constantly. Could...

Ok, but is it possible to get something like eg. var1aaavar2bbb instead var1=aaa&var2=bbb using esp_idf?

I would like to configure WiFi password which contains '&',
but this char separates variables inside response, so it generates read fail.