.
Evento
Navegate Error...
Ej:
Option Explicit
Private Sub Form_Load()
WB.Navigate ("www.asdasdasdasd.es")
End Sub
Private Sub WB_NavigateError(ByVal pDisp As Object, URL As Variant, Frame As Variant, StatusCode As Variant, Cancel As Boolean)
On Error Resume Next
MsgBox "Error"
With WB
.Navigate (.LocationURL)
End With
End Sub
Bueno, depende lo que quieras hacer, mas o menos seria eso...

DoEvents!
