Gridview not populating while using a While() structure. C# ASP.Net

Question

I am having problems with this grid view. I am populating it with a query. However, it will not populate or even appear if I use a while(reader.Read()) structure. Without the

Answer 1

create a class with two properties 1. decTicketCost 2. intTicketCount

now in while loop create instance and assign the value to the object properties

and add it in a list.

Finally bind the list.