esptool.py PermissionError while configuring serial port

Question

esptool.py v3.0 串口 COM11

发生致命的 esptool.py 错误：无法配置端口，出了点问题。原始消息：PermissionError(13, 'A device attached to the system is not functioning.', None, 31)Error while setting serial port parameters: 115,200 N 8 1

尝试将代码上传到 ESP8266