error when deleting party in endorsement race

["Tari Runyan, DES" <tarir@dieboldes.com>]

 set up endorsement race in Gems 1-17-20 

go to voter group tab and hoghlight republican hit new then dem hit new - both are moved to left -

go to left box highlight dem click delete - get error below

 

I click ok and dem disappears from left under republican - click apply and it reappears under republican on left.