errors in shea_util.ncl

Hello,
  I use NCL version 5.2.0-02Mar2010_1451. I found error message for load shea_util.ncl.
I am wondering if I have a correct version.
Thanks
Mingxuan

My scripts:
-----test.ncl-------
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl"

begin
end
--------------
  

-----------error message-------
talus 11:30 /Users/chen/D_ITCZ/som_mmf_mon> ncl test.ncl
 Copyright (C) 1995-2010 - All Rights Reserved
 University Corporation for Atmospheric Research
 NCAR Command Language Version 5.2.0-02Mar2010_1451
 The use of this software is governed by a License Agreement.
 See http://www.ncl.ucar.edu/ for more details.
fatal:syntax error: line 3290 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl before or near )
  if (rankX.le.2 .or. rankX.ge.6))
---------------------------------^

fatal:error in statement
fatal:syntax error: line 3294 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl before or near if
  end if
-------^

fatal:error in statement
fatal:Syntax Error in block, block not executed
fatal:error at line 3294 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (dimDP) is undefined
fatal:Execute: Error occurred at or near line 3296 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (X) is undefined
fatal:Execute: Error occurred at or near line 3303 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (dp) is undefined
fatal:Execute: Error occurred at or near line 3309 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (X) is undefined
fatal:Execute: Error occurred at or near line 3315 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (X) is undefined
fatal:Execute: Error occurred at or near line 3316 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (rankX) is undefined
fatal:Execute: Error occurred at or near line 3318 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (rankX) is undefined
fatal:Execute: Error occurred at or near line 3321 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (rankX) is undefined
fatal:Execute: Error occurred at or near line 3324 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (Xdp) is undefined
fatal:Execute: Error occurred at or near line 3328 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (iopt) is undefined
fatal:Execute: Error occurred at or near line 3329 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (con) is undefined
fatal:Execute: Error occurred at or near line 3347 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (long_name) is undefined
fatal:Execute: Error occurred at or near line 3348 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (units) is undefined
fatal:Execute: Error occurred at or near line 3349 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:Variable (VI) is undefined
fatal:Execute: Error occurred at or near line 3351 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl

fatal:syntax error: line 3352 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/shea_util.ncl before or near end
  end
----^

fatal:error in statement
----------------
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Received on Thu Mar 18 11:40:24 2010