Error Summary
HTTP Error 500.24 - Internal Server Error
An ASP.NET setting has been detected that does not apply in Integrated managed pipeline mode.
Detailed Error Information
Module  ConfigurationValidationModule
Notification  BeginRequest
Handler  ExtensionlessUrlHandler-Integrated-4.0
Error Code  0x80070032
Requested URL  http://www.xxx.it:80/
Physical Path  D:\Inetpub\webs\xxx
Logon Method  Not yet determined
Logon User  Not yet determined
Most likely causes:
system.web/identity@impersonate is set to true.

<configuration>
  <system.web>
      <compilation debug="false" targetFramework="4.0" />
    
      <authentication mode="Forms" >   
        <forms loginUrl="login.aspx" name=".ASPNETAUTH" ></forms>
      </authentication>
  </system.web>
  
    
  <location path="dati">
    <system.web>
      <authorization>
        <deny users="?"/>
      </authorization>
    </system.web>
  </location>
  
  <appSettings>
    <add key="pathWeb" value="d:\inetpub\webs\xxx\"/>
    <add key="urlWeb" value="http://www.xxx.it/"/>
    <add key="SmtpServer" value="smtp.xxx.it"/>
    <add key="MailSito" value="info@xxx.it"/>
   <add key="titoloWeb" value="xxx Servizi "/>
  </appSettings>

  <connectionStrings>
    <add name="cnAccess" connectionString="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\xxx.mdb;Persist Security Info=True" providerName="System.Data.OleDb"/>
  </connectionStrings>

    <system.webServer>
    <modules runAllManagedModulesForAllRequests="true">
    </modules> 
  </system.webServer>

</configuration>

<validation validateIntegratedModeConfiguration="false" />

<location path="public">
    <system.web>
      <authorization>
        <deny users="?"/>        
      </authorization>
    </system.web>
  </location>

protected void gvElenco_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        try
        {
            if (e.CommandName == "ApriFile")
            {
                LinkButton lk = e.CommandSource as LinkButton;
                string pathFile = e.CommandArgument.ToString();
                string nomeFile = Path.GetFileName(pathFile);
                Response.Buffer = false;
                Response.Clear();
                Response.ClearContent();
                Response.ClearHeaders();
                Response.ContentType = "application/octet-stream";
                Response.AddHeader("Content-Disposition", "attachment; filename=" + nomeFile);
                Response.TransmitFile(e.CommandArgument.ToString());
                Response.End();
            }
        }
        catch (Exception exc)
        {
            VisualizzaErrore(exc.Message);
        }
        finally
        {
        }
    }