8.
Error Messages
The MPLAB PICkit 4 In-Circuit Debugger produces various error messages; some are specific and others can be
resolved with general corrective actions. In general, read any instructions under your error message. If these fail to fix
the problem or if there are no instructions, refer to the following sections.
8.1
Types of Error Messages
8.1.1
Debugger-to-Target Communications Errors
Failed to send database
If you receive this error:
• Try downloading again. It may be a one-time error.
• Try manually downloading the highest-number
.jam
file.
If these fail to fix the problem or if there are no instructions, see
8.2.3 Debugger to Computer Communication Error
.
8.1.2
Corrupted/Outdated Installation Errors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 or MPLAB IPE.
If the hex file does not exist:
• Reinstall MPLAB X IDE or MPLAB IPE.
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 or MPLAB IPE.
3.
Restart MPLAB X IDE or MPLAB IPE and reopen your project.
4.
Reselect the debugger as the debug tool and attempt to program the 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 or MPLAB IPE.
3.
Restart MPLAB X IDE or MPLAB IPE and reopen your project.
4.
Reselect the debugger as the programmer and attempt to program the target device again.
If these actions fail to fix the problem or if there are no instructions, see
Corrupted Installation Actions
.
8.1.3
Debug Failure Errors
The target device is not ready for debugging. Please check your Configuration bit settings and program the
device before proceeding.
You will receive this message if you try to Run before programming your device for the first time and try to Run. If you
receive this message after this, or immediately after programming your device, please refer to
.
The device is code protected.
Error Messages
©
2020 Microchip Technology Inc.
User Guide
DS50002751D-page 38