Invalid Parameter #3 : "/secfix"

I am trying to run robocoy with the secfix option but I am getting this error.
Does anybody know why?

Thank you,

SECIRMU


C:\>robocopy P:\testViceversa\ Q:\TestViceversa\  /secfix /xo /xn /xc

------------------------------------------------------------------------------
   ROBOCOPY     ::     Robust File Copy for Windows     ::     Version XP010
------------------------------------------------------------------------------

  Started : Mon May 22 09:26:43 2006

   Source - P:\testViceversa\
     Dest - Q:\TestViceversa\

    Files :
  Options : /COPY:DAT /R:1000000 /W:30

------------------------------------------------------------------------------

ERROR : Invalid Parameter #3 : "/secfix"

       Simple Usage :: ROBOCOPY source destination /MIR

             source :: Source Directory (drive:\path or \\server\share\path).
        destination :: Destination Dir  (drive:\path or \\server\share\path).
               /MIR :: Mirror a complete directory tree.

    For more usage information run ROBOCOPY /? or read Robocopy.Doc.

NOTE: Read "True Replication" in Robocopy.Doc prior to first use of /MIR !
****  /MIR can DELETE files as well as copy them !

C:\>