Private Sub Command1_Click()
    Call Command2_Click
End Sub

Private Sub Command2_Click()
    MsgBox "HI"
End Sub

 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
 Call Button2_Click()
End Sub

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
 MsgBox("HI")
End Sub

Error	1	No se ha especificado ningún argumento para el parámetro 'e' de 'Private Sub Button1_Click(sender As Object, e As System.EventArgs)'.	C:\Documents and Settings\Pedro Luis\Configuración local\Datos de programa\Temporary Projects\WindowsApplication1\Form1.vb	8	9	WindowsApplication1

Error	2	No se ha especificado ningún argumento para el parámetro 'sender' de 'Private Sub Button1_Click(sender As Object, e As System.EventArgs)'.	C:\Documents and Settings\Pedro Luis\Configuración local\Datos de programa\Temporary Projects\WindowsApplication1\Form1.vb	8	9	WindowsApplication1