Folder Not Deleted in Watched Folder

Following output, documents and any folders they appeared in are normally deleted by the Service from the Watched Folder they were placed in. On occasion this does not occur. This is normally due to a thumbs.db file remaining in the folder.

To overcome this issue it is advised Windows is prevented from creating thumbs.db files. This can be achieved by performing the actions contained in the following article:

http://www.sitepoint.com/switch-off-thumbs-db-in-windows/