MPLAB PICkit 4 Help

Corrupted/Outdated Installation Errors

Failed to download firmware

If the Hex file exists:

•	Reconnect and try again.

•	If this does not work, the file may be corrupted. Reinstall MPLAB X IDE.

If the Hex file does not exist:

•	Reinstall MPLAB X IDE.

Unable to download debug executive

If you receive this error while attempting to debug:

1.	Deselect the debugger as the debug tool.

2.	Close your project and then close MPLAB X IDE.

3.	Restart MPLAB X IDE and re-open your project.

4.	Reselect the debugger as your debug tool and attempt to program your target device again.

Unable to download program executive

If you receive this error while attempting to program:

1.	Deselect the debugger as the programmer.

2.	Close your project and then close MPLAB X IDE.

3.	Restart MPLAB X IDE and re-open your project.

4.	Reselect the debugger as your programmer and attempt to program your target device again.

If these fail to fix the problem or if there are no instructions, see “Corrupted Installation Actions”.

Microchip Support Help Updated: 2019-09-24 09:36:23Z Help Page: 44