File I/O And Registry :: Cannot Move Any Stuff Over To Directory

It keeps throwing an exception like this "Cannot create a file when that file already exists" at this line:
Code:
Directory.Move(contentDirectory, archiveDirectory)
I have checked, and the directory that I am moving, does exist at the source, but does not exist at the destination. I have tried including some console.writelines to make sure my variables are correct, and they look good. The first bit of code works where it creates the new directory, but fails when I try to move anything over to that directory.

Code:
Sub Main()
Dim Guid As String = "test"
Dim archiveName As String = "scripttestone"
Dim contentDirectory As String = "C:content" & Guid
Dim archiveDirectory As String = "C:archive" & archiveName
Dim TodaysDate As Date = Now()
[Code] .....