ESP8266 Community Forum

- Sat Feb 08, 2020 5:09 am #85576 Hello, i have one project that can ready compiled. The function is break on the hardware an i need help to finde the error. I am a beginner and ask for help.

Basic Infos

If there is a stack dump, I have decoded it.
Platform

Hardware: [AZDelivery NodeMCU Lua Amica Modul V2 ESP8266 ESP-12E]
Core Version: [latest git hash or date]
Development Env: [Arduino IDE]
Operating System: [Windows]
Settings in IDE

Module: [Nodemcu v1.0]
Flash Size: [4MB]
Flash Frequency: [40Mhz]
CPU Frequency: [80Mhz]
Upload Speed: [115200]


Stack Problem
-----------------

15:54:11.662 -> Fatal exception 3(LoadStoreErrorCause):
15:54:11.662 -> epc1=0x4000e041, epc2=0x00000000, epc3=0x00000000, excvaddr=0x4024bcc2, depc=0x00000000
15:54:11.701 ->
15:54:11.701 -> Exception (3):
15:54:11.701 -> epc1=0x4000e041 epc2=0x00000000 epc3=0x00000000 excvaddr=0x4024bcc2 depc=0x00000000
15:54:11.701 ->
15:54:11.701 -> >>>stack>>>
15:54:11.701 ->
15:54:11.701 -> ctx: cont
15:54:11.701 -> sp: 3ffffce0 end: 3fffffc0 offset: 01a0
15:54:11.701 -> 3ffffe80: 00000000 00000019 4024bcaa 00000000
15:54:11.701 -> 3ffffe90: 00000001 3fff16a4 00000000 000001ff
15:54:11.701 -> 3ffffea0: 00000000 00000019 401003fc 0001687b
15:54:11.701 -> 3ffffeb0: 00000000 00000000 00000001 4024bcaa
15:54:11.701 -> 3ffffec0: 00000000 00000019 3fff1134 4020ef28
15:54:11.701 -> 3ffffed0: ffffffff 3fffc6fc 00000001 4024bcaa
15:54:11.741 -> 3ffffee0: 00000001 00000000 3fff1134 4020efc2
15:54:11.741 -> 3ffffef0: 00000019 00000000 3fff1134 4020f09d
15:54:11.741 -> 3fffff00: 40214e08 00000000 00001388 00000057
15:54:11.741 -> 3fffff10: 4020f060 3ffef254 4024bcaa 4021104d
15:54:11.741 -> 3fffff20: 3ffef10c 3ffef10c 3ffef254 40211275
15:54:11.741 -> 3fffff30: 007a1200 3ffef10c 3ffeeec0 402019b9
15:54:11.741 -> 3fffff40: 00000000 00000000 00000001 40100304
15:54:11.741 -> 3fffff50: 3ffef10c 00000000 3fff1134 4020f130
15:54:11.741 -> 3fffff60: 3ffef10c 3ffef254 0000000d 3ffef115
15:54:11.781 -> 3fffff70: 3ffef10c 3ffef254 3ffeeec0 402027dd
15:54:11.781 -> 3fffff80: 3fffdad0 00000000 3ffef728 3ffef768
15:54:11.781 -> 3fffff90: 3fffdad0 00000000 3ffef728 40202849
15:54:11.781 -> 3fffffa0: 3fffdad0 00000000 3ffef728 40212b68
15:54:11.781 -> 3fffffb0: feefeffe feefeffe 3ffe8500 40101059
15:54:11.781 -> <<<stack<<<
15:54:11.781 ->
15:54:11.781 -> ets Jan 8 2013,rst cause:2, boot mode:(3,6)
15:54:11.781 ->
15:54:11.781 -> load 0x4010f000, len 1392, room 16
15:54:11.821 -> tail 0
15:54:11.821 -> chksum 0xd0
15:54:11.821 -> csum 0xd0
15:54:11.821 -> v3d128e5c
15:54:11.821 -> ~ld
15:54:11.861 ->


ESPExceptionDecoder
------------------------


Exception 3: LoadStoreError: Processor internal physical address or data error during load or store
PC: 0x4000e041
EXCVADDR: 0x4024bcc2

Decoding stack results
0x401003fc: millis() at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\cores\esp8266\core_esp8266_wiring.cpp line 188
0x4020ef28: ClientContext::_write_some() at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\libraries\ESP8266WiFi\src/include/ClientContext.h line 514
0x4020efc2: ClientContext::_write_from_source(DataSource*) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\libraries\ESP8266WiFi\src/include/ClientContext.h line 450
0x4020f09d: WiFiClient::write(unsigned char const*, unsigned int) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\libraries\ESP8266WiFi\src/include/ClientContext.h line 364
0x4020f060: WiFiClient::write(unsigned char const*, unsigned int) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\libraries\ESP8266WiFi\src\WiFiClient.cpp line 220
0x4021104d: Print::write(char const*) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\cores\esp8266/Print.h line 60
0x40211275: Print::println(char const*) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\cores\esp8266\Print.cpp line 129
0x402019b9: commands::HandleShortCommand() at D:\Temp\arduino_build_652018\sketch/commands.h line 363
0x40100304: ets_post(uint8, ETSSignal, ETSParam) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\cores\esp8266\core_esp8266_main.cpp line 160
0x4020f130: ClientContext::_consume(unsigned int) at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\libraries\ESP8266WiFi\src/include/ClientContext.h line 557
0x402027dd: serialEvent() at E:\Programme\Rasberry - Projekt\Projekt_FHEM\_Arduino\Firmware_SIGNALDUINO\SIGNALDuino-dev-r332_cc1101_200113\___funktionstuechtig_ESP\SIGNALESP/SIGNALESP.ino line 591
0x40202849: loop() at E:\Programme\Rasberry - Projekt\Projekt_FHEM\_Arduino\Firmware_SIGNALDUINO\SIGNALDuino-dev-r332_cc1101_200113\___funktionstuechtig_ESP\SIGNALESP/SIGNALESP.ino line 470
0x40212b68: loop_wrapper() at D:\Eigene Dateien\ArduinoData\packages\esp8266\hardware\esp8266\2.6.3\cores\esp8266\core_esp8266_main.cpp line 180

- Thu Feb 13, 2020 9:05 pm #85660 I can't tell from that stack trace, but it looks like it's breaking at millis(), which means the ETStimer (aka os_timer) has been clobbered or gone insane. If your code is small enough to post, maybe we'll spot the oversight in it.