Our company recently migrated to from Exchange Server 2003 to Exchange Server
2007.

The following code had been working fine until the upgrade:

Any Ideas as to why it won't work after this upgrade?

Option Explicit

Sub CDO_Send_Selection_Or_Range_Body()
'Set rng = Sheets("YourSheet").Range("D4:D12").SpecialCells(x lCellTypeVisible)
'Set rng = ActiveSheet.UsedRange
'Set rng = Sheets("YourSheet").UsedRange

Dim rng As Range
Dim iMsg As Object
Dim iConf As Object
Dim Flds As Variant
Dim TempContactName As String

Set iMsg = CreateObject("CDO.Message")
Set iConf = CreateObject("CDO.Configuration")

iConf.Load -1 ' CDO Source Defaults
Set Flds = iConf.Fields
With Flds

..Item("http://schemas.microsoft.com/cdo/configuration/sendusing") = 2

..Item("http://schemas.microsoft.com/cdo/configuration/smtpserver") =
"FTWEV03.hca.corpad.net"

..Item("http://schemas.microsoft.com/cdo/configuration/smtpserverport") = 25
.Update
End With


Set rng = Nothing
On Error Resume Next

'Set rng = Selection.SpecialCells(xlCellTypeVisible)
Set rng = ActiveSheet.UsedRange

On Error GoTo 0

If rng Is Nothing Then
MsgBox "The selection is not a range or the sheet is protected" & _
vbNewLine & "please correct and try again.", vbOKOnly
Exit Sub
End If

With Application
.EnableEvents = False
.ScreenUpdating = False
End With

With iMsg
Set .Configuration = iConf
'.To = "
.To = "
.CC = ""
.BCC = ""

'Remove special characters from contact name
TempContactName = Replace(Range("SubmitBy"), ".", "", 1, -1,
vbTextCompare)
TempContactName = Replace(TempContactName, ",", " ", 1, -1,
vbTextCompare)
.From = TempContactName & " "

.Subject = "New Implant Request " & Now() & " (by " &
Range("SubmitBy") & ")"
.HTMLBody = RangetoHTML(rng)
.Send
End With

MsgBox "Form has been submitted successfully"

With Application
.EnableEvents = True
.ScreenUpdating = True
End With

End Sub


Function RangetoHTML(rng As Range)
' Changed by Ron de Bruin 28-Oct-2006
' Working in Office 2000-2007
Dim fso As Object
Dim ts As Object
Dim TempFile As String
Dim TempWB As Workbook

TempFile = Environ$("temp") & "/" & Format(Now, "dd-mm-yy h-mm-ss") &
".htm"

'Copy the range and create a new workbook to past the data in
rng.Copy
Set TempWB = Workbooks.Add(1)
With TempWB.Sheets(1)
.Cells(1).PasteSpecial Paste:=8
.Cells(1).PasteSpecial xlPasteValues, , False, False
.Cells(1).PasteSpecial xlPasteFormats, , False, False
.Cells(1).Select
Application.CutCopyMode = False
On Error Resume Next
.DrawingObjects.Visible = True
.DrawingObjects.Delete
On Error GoTo 0
End With

'Publish the sheet to a htm file
With TempWB.PublishObjects.Add( _
SourceType:=xlSourceRange, _
Filename:=TempFile, _
Sheet:=TempWB.Sheets(1).Name, _
Source:=TempWB.Sheets(1).UsedRange.Address, _
HtmlType:=xlHtmlStatic)
.Publish (True)
End With

'Read all data from the htm file into RangetoHTML
Set fso = CreateObject("Scripting.FileSystemObject")
Set ts = fso.GetFile(TempFile).OpenAsTextStream(1, -2)
RangetoHTML = ts.ReadAll
ts.Close
RangetoHTML = Replace(RangetoHTML, "align=center x:publishsource=", _
"align=left x:publishsource=")

'Close TempWB
TempWB.Close SaveChanges:=False

'Delete the htm file we used in this function
Kill TempFile

Set ts = Nothing
Set fso = Nothing
Set TempWB = Nothing
End Function