Hello,
I need to use SendAsync..but I got an error..
Obiviously, if I use Sync one(Send), then no issue. However, I need to use SendAsync...BTW, I don't need to wait for SendAsync to get some returnining information..
Simplye "Fire-and-Forget" is good enough in this situation...
This is the error message I got.
Script control 'UpdateProgress1' is not a registered script control. Script controls must be registered using RegisterScriptControl() before calling RegisterScriptDescriptors().
Here is brief structure.
In my master page,(No code behind for the UpdateProgress control)
<asp:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server">
</asp:ToolkitScriptManager>
<asp:UpdateProgress ID="UpdateProgress1" runat="server">
<ProgressTemplate>
...
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