Return of Reckoning

yes the launcher that was provided through the web site

so i got the game downloaded and i get to the main screen and its just the background it doesnst show the server but shows the patch wat should i do

Error starting: System.UnauthorizedAccessException: Access to the path 'C:\Users\erich\Desktop\Warhammer Online - Age of Reckoning\WAR.exe' is denied.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access ...