System.IO.IOException: The directory name is invalid.

at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileSystemEnumerableIterator1.CommonInit()
at System.IO.FileSystemEnumerableIterator1..ctor(String path, String originalUserPath, String searchPattern, SearchOption searchOption, SearchResultHandler1 resultHandler)
at System.IO.Directory.GetFiles(String path, String searchPattern, SearchOption searchOption)
at Media_Companion.Form1.tv_NewFind(String path, String pattern)
at Media_Companion.Form1.TV_EpisodeScraper(List1 ListOfShows, Boolean manual)
at Media_Companion.Form1.bckgroundscanepisodes_DoWork(Object sender, DoWorkEventArgs e, Boolean manual)