R6 Pennsylvania straight party exception vote

["Steve Ricke" <steve@dieboldes.com>]

Using GEMS 1-17-12
Ballot Station 4.0.1.0

A given race is blank voted.
Vote straight party.
Try to change deselect a candidate of that party within the race.
R6 has the exception error as follows:

Internal Error
File: BallotCell.cpp, Line 1092, Date: May 5, 2001