asp.net checkbox

Question

Hey
I have gridView with a checkbox and I bind it to a dataset. In database is a

column called "Assigned" and it contains 0 or 1. When I tried to bound it I got error .(cast error)

[

<EditItemTemplate>
  <asp:CheckBox ID="CheckBox1" runat="server" Checked='<%#Eval("QStatus")%>' />
</EditItemTemplate>

]