Angus: Thank you for your reply. I found a similar issue post over on esp8266.com forum where a user simply commented out the line self._port.setDTR(self._port.dtr) within esptool.py, which solved his compile time error. I made a .bak copy and tried the same. It also worked for me, but I really want...

Greetings Forum: I have compiled and uploaded a simple led blink sketch with Arduino on Win10 without issue. I am now attempting to do the same on Debian 10. I am running Arduino 1.8.13. On my 1st attempt in Debian to upload the same sketch to the same ESP32-WROOM-32D, I received: Traceback (most re...