Problem with esptool

Using Arduino IDE 1.x
1

hello, when sending code to my arduino ESP32 CAM, i got this error (in french, sorry), the code is:

void setup() {
Serial.begin(9600);
Serial.print("hello");

}

void loop() {

}

and the error:

Traceback (most recent call last):
File "esptool.py", line 3682, in
File "esptool.py", line 3675, in main
File "esptool.py", line 3329, in main
File "esptool.py", line 263, in init
File "site-packages\serial_init.py", line 88, in serial_for_url
File "site-packages\serial\serialwin32.py", line 62, in open
serial.serialutil.SerialException: could not open port 'COM4': WindowsError(31, 'Un p\xe9riph\xe9rique attach\xe9 au syst\xe8me ne fonctionne pas correctement.')
Failed to execute script esptool
le port série sélectionné Failed to execute script esptool
n'existe pas ou votre Arduino n'est pas connectée

2

Does Windows recognise show COM4 in Device Manager ?

3

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