Folder Redirection Failing

After setting up Folder Redirection in a Windows 2003 domain and logging onto a Windows 2008 R2 server we get the following error:

The following error occurred: "Failed to build the list of known sub folders".
Error details: "The system cannot find the file specified.

Apparently, the Folder Descriptions are messed up. To fix this, we ran the following registry file.
Run the following registry file:

Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{2112AB0A-C86A-4ffe-A368-0DE96E47012E}][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{2112AB0A-C86A-4ffe-A368-0DE96E47012E}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{491E922F-5643-4af4-A7EB-4E7A138D8174}][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{491E922F-5643-4af4-A7EB-4E7A138D8174}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{7b0db17d-9cd2-4a93-9733-46cc89022e7c}][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{7b0db17d-9cd2-4a93-9733-46cc89022e7c}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A302545D-DEFF-464b-ABE8-61C8648D939B}][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A302545D-DEFF-464b-ABE8-61C8648D939B}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A990AE9F-A03B-4e80-94BC-9912D7504104}][-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A990AE9F-A03B-4e80-94BC-9912D7504104}\PropertyBag]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{2112AB0A-C86A-4ffe-A368-0DE96E47012E}][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{2112AB0A-C86A-4ffe-A368-0DE96E47012E}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{491E922F-5643-4af4-A7EB-4E7A138D8174}][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{491E922F-5643-4af4-A7EB-4E7A138D8174}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{7b0db17d-9cd2-4a93-9733-46cc89022e7c}][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{7b0db17d-9cd2-4a93-9733-46cc89022e7c}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A302545D-DEFF-464b-ABE8-61C8648D939B}][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A302545D-DEFF-464b-ABE8-61C8648D939B}\PropertyBag][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A990AE9F-A03B-4e80-94BC-9912D7504104}][-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FolderDescriptions\{A990AE9F-A03B-4e80-94BC-9912D7504104}\PropertyBag]

References:
http://www.edugeek.net/forums/windows-7/111616-folder-redirection-has-stopped-working.html
http://social.technet.microsoft.com/Forums/windowsserver/en-US/ab158713-5501-4959-9a60-06b4331e844f/gpo-folder-redirection-does-not-work-anymore-502