I have just updated version 1.5.6, I edit a ticket, field "Assigned to" is empty to assign. While version 1.5.5, it show employee
This is a duplicate of: viewtopic.php?f=8&t=2384&p=8491#p8491
Please see this post for explanation: viewtopic.php?f=6&t=2354&p=8397&hilit=ticket#p8397