Quote:place textbox and label inside updatepanel and write trigger for button click event like below then fileupload control value wont be changed XML <div> <asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager> <asp:FileUpload ID="FileUpload1" runat="server" /> <asp:UpdatePanel ID="updatepnl" runat="server"> <ContentTemplate> <asp:Label ID="lblmsg" runat="server" Text=""></asp:Label> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> </ContentTemplate> <Triggers > <asp:AsyncPostBackTrigger ControlID="Button1" EventName="click" /> </Triggers> </asp:UpdatePanel> <asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" /> </div>
<div> <asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager> <asp:FileUpload ID="FileUpload1" runat="server" /> <asp:UpdatePanel ID="updatepnl" runat="server"> <ContentTemplate> <asp:Label ID="lblmsg" runat="server" Text=""></asp:Label> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> </ContentTemplate> <Triggers > <asp:AsyncPostBackTrigger ControlID="Button1" EventName="click" /> </Triggers> </asp:UpdatePanel> <asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" /> </div>
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