Industrial Automation

Can you provide more informations that is provided in the compiler?

hi

i tried like this first downloaded all neccessary libraries then did connections and then one by one gave nodes name by given coding....further power supplied to all breadboard and only one esp32 connected to laptop where complete coding is to be uploaded but still dont get result .... tried many times....but failed ....help me i chose this topic for my project...i shall be highly thankful to you for your support

i am getting compilation error like error compiling for ESP32 Dev Module