Button inside updatepanel not working

Question

iam retrieving download urls from database on button2 but when i put my gridview inside updatepanel..it gives me following error

Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerParserErrorException:

<asp:UpdatePanel ID="UpdatePanel1" runat="server">

<ContentTemplate>


<asp:GridView ID="GridView2" runat="server" AutoGenerateColumns="False" DataSourceID="SqlDataSource1"
ShowHeaderWhenEmpty="True" EmptyDataText="No Uploads are found" ShowEmptyTable="True"
ShowFooterWhenEmpty="False" Style="margin-top: 20px" OnSelectedIndexChanged="GridView2_SelectedIndexChanged"
  OnRowDataBound="GridView2_RowDataBound" 

 :

:

:

:


<asp:TemplateField ShowHeader="False" HeaderText="Receive">
<ItemTemplate> 
<asp:Button ID="Button2" runat="server" CausesValidation="false" CommandName="select"
Text="Receive" /> 
</ItemTemplate>
</asp:TemplateField>

Answer 1

Try adding a trigger within your UpdatePanel:

</ContentTemplate> 
<Triggers>
    <asp:AsyncPostBackTrigger ControlID="Button2" EventName="Click" />        
</Triggers>