On TicketExpress and PassExpress csi.ini for LiftExpress 5
NOTE: Version 2
[LiftExpress]
version=2
ConnectionString=Server=<your liftexpress db server>;Database=liftexpress5;Uid=<your userid>;Pwd=<your password>;
Make sure sql server is allowing tcpip and port 1433 is open on firewall for client connect.