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Arduino Common Error

For a beginner, sometime we will meet some compilation or upload errors. Here we summarize some common errors and solutions, hope this can help.

** Q1:**

Maybe you hadn’t put the right Library to libraries, if you can sure have the Library, then try closing Arduino IDE, and reopen it.

** Q2:**

Maybe you had forgotten to plug your Arduino, try re-plugging the USB cable.

** Q3:**

Maybe you had chosen the wrong board, try choosing the right board, or re-plug you USB cable. If your board is Seeeduino, check if M_RST_AUTO switch to AUTO.

Finally, whenever you meet some unknown problem, try re-plug your USB cable, this will solve almost half of your problem!

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