"yezanxiong" wrote:

> Hello all,
>
> I am new in asp.net developer,I would like to ask a simple question. how to
> display a message box in web application using asp.net?
>
> If I just use
>
> Private Sub btnOK_Click(ByVal sender As System.Object, ByVal e As
> System.EventArgs) Handles btnOK.Click
> MsgBox("please enter the correct user name and password",
> MsgBoxStyle.Information, "Failed in login")
> End Sub
>
> when it run, it prompt : It is invalid to show a modal dialog or form when
> the application is not running in UserInteractive mode. Specify the
> ServiceNotification or DefaultDesktopOnly style to display a notification
> from a service application.
>
> Anyone can help me to solve this question? Thanks.
>