esp32:A fatal error occurred: Timed out waiting for packet header


When I download the program to esp32 with Arduino IDE, the following error message appears:

My board is the following Board:


Causes and Solutions

The reason is that there is an error in the baud rate selection. The baud rate I selected is 921600 by default. In fact, 115200 should be selected. In this way, you can download normally after downloading again.

As shown in the figure below, it is successful.



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