Has intentado así ? :
Código vb.net:
Ver originalDim grado As String = Server.UrlDecode(Request.QueryString("grado"))
Me.Label30.Text = grado
Dim area As String =Server.UrlDecode( Request.QueryString("area"))
Me.Label31.Text = area
Dim auditor As String = Server.UrlDecode(Request.QueryString("auditor"))
Me.Label33.Text = auditor
Dim noRef As String = Server.UrlDecode(Request.QueryString("noRef"))
Me.Label34.Text = noRef
Dim carRef As String = Server.UrlDecode(Request.QueryString("carRef"))
Me.Label36.Text = carRef
Dim fecha As String = Server.UrlDecode(Request.QueryString("fecha"))
Me.Label37.Text = fecha
Dim descripcion As String = Server.UrlDecode(Request.QueryString("descripcion"))
'Me.TextBox4.Text = descripcion
Me.TextBox18.Text = descripcion
Dim respArea As String = Request.QueryString("respArea")
Me.Label38.Text = respArea
Saludos!
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