MPLAB PICkit 4 Help

USB Port Communication Error Actions

The problem is most likely caused by a faulty or non-existent communications port.

1.	Reconnect to the MPLAB PICkit 4 In-Circuit Debugger

2.	Make sure the appropriate USB port has been selected in the debugger options (see “Debugger Options Selection”).

3.	Make sure the appropriate USB port has been selected in the debugger Settings.

4.	Make sure the USB port is not in use by another device.

5.	If using a USB hub, make sure it is powered.

6.	Make sure the USB drivers are loaded.

Microchip Support Help Updated: 2019-09-24 09:36:23Z Help Page: 53