Hi,

See this link:
http://www.microchip.com/stellent/id...&part=UK003010


The PICSTART® Plus Flash Upgrade Module (PUM) is a PCB that contains
a PIC18F6720 device that has been programmed with the firmware needed
to provide support for a specific set of devices in the MPLAB® IDE.

My comment:
The PIC18F6720 device is the "workarounds" container.

Luciano