Page in error only in remote server when click on button

Hello everyone

I wanted to know whythis codegives me erroronly when theload on a remote server, butI workinlocal

<form id="form1" runat="server">
        
                <ajaxToolkit:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server">
        </ajaxToolkit:ToolkitScriptManager>
            
        <cc1:Editor ID="Editor1" runat="server" />
          
        
        <asp:Button ID="Button1" runat="server" Text="Button" />
    </form>