It jump back to home page because the authorization is not allowed.
Have you ever using
Microsoft.AspNet.Providers
okay , you know how to use ASP.NET Web Sites Administration Tool, right?
set a "Admins" roles right there, and assign that user to Admins roles.
?
then followed the same as i show you on top post.
then in login view, create a value "Admins" in "Edit Item" and switch it in rolegroup,
last add hyperlink to bring you to that pages.
<asp:LoginView ID="LoginView1" runat="server">
<RoleGroups>
<asp:RoleGroup Roles="Admins">
<ContentTemplate>
<asp:HyperLink ID="HyperLink1" NavigateUrl='<%# "~/Admins/ManageAdmin.aspx?id=123" %>' runat="server" Target="_blank" />
</ContentTemplate>
</asp:RoleGroup>
</RoleGroups>
</asp:LoginView>