System Command Not Executing

When I run the script below, the system command, "date",
is only executed the first time and not the 2nd time.

It seems when I create large arrays, NCL skips over any
system commands. Any suggestions how to resolve this issue?

Michael

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

nyr=20

maxt=new((/365*nyr+5,302,121/),float)
mint=new((/365*nyr+5,302,121/),float)
pcp=new((/365*nyr+5,302,121/),float)

system("date")

snowd=new((/365*nyr+5,302,121/),float)
swe=new((/365*nyr+5,302,121/),float)

system("date")

end

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Received on Mon Sep 3 13:28:06 2012