Does anyone know why I get the blue underling error message saying "Event 'Closing' cannot be found" when I try to handle the closing event using Net 2.0 in VB? is there an imports that I have to do??...

I am trying to implement an event that gets triggered when a user click the close(X) out button on the browser, but I am getting an error message: "Event 'Closing' cannot be found" when I make my method handle mybase.closing or formclosing. I am developing in ASP.NET 2.0 VB. Any help?? Do I need to do any imports?? Below is a sample of my code:


Private Sub closeOnExit(ByV al sender As Object, ByVal e As System.Componen tModel.CancelEv entArgs)...