ESP8266 Community Forum

yeah so im making like this simple bitcoin ticker but when i upload it it give an error message
i dont know what to do so pls help


Arduino: 1.8.15 (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, Flash, Disabled, 4M (no SPIFFS), v2 Lower Memory, Disabled, None, Only Sketch, 9600"

Sketch uses 422116 bytes (40%) of program storage space. Maximum is 1044464 bytes.

Global variables use 32212 bytes (39%) of dynamic memory, leaving 49708 bytes for local variables. Maximum is 81920 bytes.

C:\Users\david\AppData\Local\Arduino15\packages\esp8266\tools\esptool\2.5.0-3-20ed2b9/esptool.exe -vv -cd nodemcu -cb 9600 -cp COM3 -ca 0x00000 -cf C:\Users\david\AppData\Local\Temp\arduino_build_337452/sketch_aug28a.ino.bin

esptool v0.4.13-1-gf80ae31 - (c) 2014 Ch. Klippel <ck@atelier-klippel.de>

setting board to nodemcu

setting baudrate from 115200 to 9600

setting port from COM1 to COM3

setting address from 0x00000000 to 0x00000000

espcomm_upload_file

espcomm_upload_mem

setting serial port timeouts to 1000 ms

opening bootloader

An error occurred while uploading the sketch

resetting board

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

resetting board

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

resetting board

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

trying to connect

flush start

setting serial port timeouts to 1 ms

setting serial port timeouts to 1000 ms

flush complete

espcomm_send_command: sending command header

espcomm_send_command: sending command payload

read 0, requested 1

warning: espcomm_sync failed

error: espcomm_open failed

error: espcomm_upload_mem failed



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"Show verbose output during compilation"
option enabled in File -> Preferences.