This registry file fixes the problem where printing with the IBM AFP Facsimile Support/400 printer driver on WindowsNT 4.0 Terminal Server fails with an "invalid handle" or "Access number is not defined" error message. Installation instructions: 1) Place the file afp4wts.reg on root (ie c:\) of your c: drive. 2) Open a DOS windows and run the following command from the command line: "regedit afp4wts.reg" 3) Sign off the terminal server session you are running and then re-start. 4) The IBM AFP Facsimile Support/400 driver should now work properly.