Hi, can someone help me.
when i try to upload my sketch to my esp8266 this error occurs:
esptool.py v2.8
Serial port COM3
Connecting......................................____Traceback (most recent call last):
File "C:\Users\rafae\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\2.6.1/tools/upload.py", line 69, in
esptool.main(cmdline)
File "C:/Users/rafae/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.1/tools/esptool\esptool.py", line 2890, in main
esp.connect(args.before)
File "C:/Users/rafae/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.1/tools/esptool\esptool.py", line 483, in connect
raise FatalError('Failed to connect to %s: %s' % (self.CHIP_NAME, last_error))
esptool.FatalError: Failed to connect to ESP8266: Timed out waiting for packet header
esptool.FatalError: Failed to connect to ESP8266: Timed out waiting for packet header