[GH-ISSUE #1573] Update firmware by OTA: OTA fail error: 8 #1342

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opened 2026-02-28 01:29:40 +03:00 by kerem · 0 comments

kerem commented

2026-02-28 01:29:40 +03:00

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Originally created by @Bighoneypot on GitHub (Mar 15, 2023).
Original GitHub issue: https://github.com/tzapu/WiFiManager/issues/1573

PLEASE TRY Latest Master BRANCH before submitting bugs, in case they were already fixed.

Issues without basic info will be ignored or closed!

Please fill the info fields, it helps to get you faster support ;)

if you have a stack dump decode it:
https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/stack_dump.rst

for better debug messages:
https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/debugging.rst

----------------------------- Remove above -----------------------------

Basic Infos

Hardware

WiFimanager Branch/Release: Master

v2.0.13-beta

Esp8266

Hardware: Lifely Agrumino Lemon Board

Core Version: 2.7.4

Description

I try OTA update with new .bin and with the same .bin but don't work

Settings in IDE

use this ENV
[env:nodemcuv2]
platform = espressif8266
board = nodemcuv2
framework = arduino
board_upload.flash_size = 2MB

Module: NodeMcu v 1.0

Additional libraries:

#include <Arduino.h>
#include <Agrumino.h>
#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#include <ArduinoJson.h>
#include <WiFiManager.h>

Debug Messages

OTA Error 8

Update Failed!
Reboot device and try again

Originally created by @Bighoneypot on GitHub (Mar 15, 2023). Original GitHub issue: https://github.com/tzapu/WiFiManager/issues/1573 ## PLEASE TRY Latest Master BRANCH before submitting bugs, in case they were already fixed. ## Issues without basic info will be ignored or closed! Please fill the info fields, it helps to get you faster support ;) if you have a stack dump decode it: https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/stack_dump.rst for better debug messages: https://github.com/esp8266/Arduino/blob/master/doc/Troubleshooting/debugging.rst ----------------------------- Remove above ----------------------------- ### Basic Infos #### Hardware WiFimanager Branch/Release: Master v2.0.13-beta **** Esp8266 Hardware: Lifely Agrumino Lemon Board Core Version: 2.7.4 ### Description I try OTA update with new .bin and with the same .bin but don't work ### Settings in IDE use this ENV [env:nodemcuv2] platform = espressif8266 board = nodemcuv2 framework = arduino board_upload.flash_size = 2MB Module: NodeMcu v 1.0 Additional libraries: #include <Arduino.h> #include <Agrumino.h> #include <ESP8266WiFi.h> #include <ESP8266WebServer.h> #include <ArduinoJson.h> #include <WiFiManager.h> ### Debug Messages OTA Error 8 ``` Update Failed! Reboot device and try again ``` ![image](https://user-images.githubusercontent.com/35570068/225289561-f1f10d5f-23fb-4db1-a7cb-f9b3d38feaba.png)