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Steve, You have an error in your PROJ line below. The format is CED/ang1;ang2;ang3. I'm assuming you want GAREA=35;-120;65;-80 and PROJ=ced. After you correct that, you can run the plot script as-is. Steve Chiswell Unidata User Support > Running the following script: > #!/bin/tcsh -f > gdcntr << EOF > GDATTIM = f117 > GLEVEL = 5129 > GVCORD = sgma > GFUNC = dddt > GDFILE = wrf_ideal.gem > CINT = 1/1 > LINE = 3 > MAP = 0 > MSCALE = 0 > TITLE = 1 > DEVICE = gf|dddt.gif|1024;768 > SATFIL = > RADFIL = > IMCBAR = > PROJ = ced/35;-120;65;-80 > GAREA = grid > IJSKIP = > CLEAR = YES > PANEL = 0 > TEXT = 1 > SCALE = 9 > LATLON = 0 > HILO = > HLSYM = > CLRBAR = > CONTUR = 2/1 > SKIP = 0 > FINT = 0 > FLINE = 10-20 > CTYPE = C > LUTFIL = > STNPLT = > r > > clear=no > cint=1//-1 > line=3/2 > r > > e > EOF > gpend > > > gives the error: > [GEMPLT -13] NINVAL - Invalid input parameter. > > at the second run (r) command, thwarting my attempts to create a plot with no > zero contour. > > In fact, typing r twice in a row (i.e., with no change to clear, cint, and > line) while in gdcntr will produce the error on the second run given > device=xw and the rest of the settings in the first part of this script. > > This error seems to occur only with the attached GEMPAK file. > > Any clues? > > Thanks, > Steve > > > Ticket Details =================== Ticket ID: XXE-448546 Department: Support GEMPAK Priority: Normal Status: Closed