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a04-board-generic-is-unknown.md

This error may pop up after switching between [staging](https://github.com/esp8266/Arduino#staging-version-) and [stable](https://github.com/esp8266/Arduino#stable ...
GitHub

Issue Arduino File Upload Error: Error compiling for board NodeMCU 1.0 (ESP-12E Module).

I am having an issue with the Arduino setup. Below is a copy of the Error Message: Error compiling for board NodeMCU 1.0 (ESP-12E Module). Arduino: 1.8.19 (Windows ...