Private Sub txtBase_Validating(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles Me.Validating If f.lastKeycode <> Keys.Enter And Me.Text = "" Then e.handled = True End Suband I was hoping that setting e.handled = true would prevent the validating event of its instances to be executed. The problem is that e.handled does not seem to exist in this context.