Go in after hours, pull the louver/vent and install a piece of cardboard in the hole. Replace louver/vent. ;)

Something to watch out for, depending on the client using the app - if the program is actually running on the machine that the UNC path is referencing, the local resource path cannot be accessed using UNC naming if the machine is set to use simple file sharing method to set file sharing permissions, at least not on XP. Took me a while to figure that one out.

OldDude