Problem with skew.gs

[Rafael Mundaray]

Hello GrADS Users, i have a question... I add two files... In one file is
the error that it give me and the second file is the file .ctl for GrADS...
This .ctl i obtain it with MM5_to GrADS...
Please, Can you help me???
Thanks...
Regards...

NOTE: Thanks to all for your assistance in the problem with color bar, i am
seeing your mail for see as function it.
--
Ing. Rafael E. Mundaray M.
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Data Request Error: Invalid grid coordinates
  World coordinates convert to non-integer grid coordinates
    Variable = td  Dimension = 2
  Error ocurred at column 2
DEFINE error:  Invalid expression.
Drawing temperature sounding.
Syntax Error:  Invalid Operand
  'tempx' not a variable or function name
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = tempx
Drawing dewpoint sounding.
Syntax Error:  Invalid Operand
  'dewpx' not a variable or function name
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = dewpx
Data Request Warning:  Request beyond file limits
SET error:  Missing or invalid arguments for LEV option
Data Request Error: Invalid grid coordinates
  Varying dimension 2 decreases: 23 to -9899
  Error ocurred getting variable 't'
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = t
Data Request Error: Invalid grid coordinates
  Varying dimension 2 decreases: 23 to -9899
  Error ocurred getting variable 'td'
  Error ocurred at column 1
DISPLAY error:  Invalid expression
  Expression = td
Non-numeric args to numeric operation
Error occurred processing function arguments
  Error occurred on line 2152
  In file /home/mm5i/Desktop/skew.gs
  Error occurred on line 2422
  In file /home/mm5i/Desktop/skew.gs
  Error occurred on line 1106
  In file /home/mm5i/Desktop/skew.gs
  Error occurred on line 69
  In file /home/mm5i/Desktop/skew.gs
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dset ^P_2007050212Z_72H_DOM01.dat
byteswapped
title MM5 data
undef -9999.
xdef  68 linear  -87.1188    0.8095
ydef  59 levels
   -10.30694    
   -9.509499    
   -8.710205    
   -7.909195    
   -7.106621    
   -6.302650    
   -5.497421    
   -4.691116    
   -3.883873    
   -3.075859    
   -2.267227    
   -1.458138    
  -0.6487656    
   0.1607361    
   0.9702072    
    1.779480    
    2.588402    
    3.396812    
    4.204536    
    5.011436    
    5.817329    
    6.622078    
    7.425514    
    8.227478    
    9.027824    
    9.826408    
    10.62305    
    11.41764    
    12.21001    
    13.00001    
    13.78749    
    14.57233    
    15.35440    
    16.13354    
    16.90962    
    17.68253    
    18.45212    
    19.21828    
    19.98089    
    20.73982    
    21.49497    
    22.24622    
    22.99345    
    23.73658    
    24.47549    
    25.21009    
    25.94029    
    26.66599    
    27.38708    
    28.10352    
    28.81522    
    29.52206    
    30.22401    
    30.92099    
    31.61292    
    32.29974    
    32.98141    
    33.65784    
    34.32902    
zdef  23 levels 
 0.99500
 0.98500
 0.97000
 0.94500
 0.91000
 0.87000
 0.82500
 0.77500
 0.72500
 0.67500
 0.62500
 0.57500
 0.52500
 0.47500
 0.42500
 0.37500
 0.32500
 0.27500
 0.22500
 0.17500
 0.12500
 0.07500
 0.02500
tdef  49 linear 12:00Z02MAY2007   60MN
vars 54
tg       0 99 ground temp (K)     
rc       0 99 accum conv pcn (cm) 
rn       0 99 accum non-c pcn (cm)
ter      0 99 ter elevation (m)   
xlat     0 99 cross lat (degree)  
xlon     0 99 cross lon (degree)  
lu       0 99 land use            
pblh     0 99 pbl height (m)      
pblr     0 99 pbl regime          
shf      0 99 sen heat flux (W/m2)
lhf      0 99 lat heat flux (W/m2)
ust      0 99 friction vel (m/s)  
swd      0 99 down sw rad (W/m2)  
lwd      0 99 down lw rad (W/m2)  
swo      0 99 out sw rad (W/m2)   
lwo      0 99 out lw rad (W/m2)   
sst      0 99 sea sfc temp        
st1      0 99 soil temp 1 (K)     
st2      0 99 soil temp 2 (K)     
st3      0 99 soil temp 3 (K)     
st4      0 99 soil temp 4 (K)     
st5      0 99 soil temp 5 (K)     
st6      0 99 soil temp 6 (K)     
t2m      0 99 2 m temperature (K) 
q2m      0 99 2m mix ratio (kg/kg)
u10      0 99 10 m u wind (m/sec) 
v10      0 99 10 m v wind (m/sec) 
pslv     0 99 sea level prs (mb)  
cref     0 99 composite refl (dbz)
iclw     0 99 integrat clw (cm)   
irnw     0 99 integrat rnw (cm)   
pwat     0 99 precipit water (cm) 
clfrlo   0 99 low cloud fraction  
clfrmi   0 99 mid cloud fraction  
clfrhi   0 99 high cloud fraction 
u         23 99 u wind (m/s)        
v         23 99 v wind (m/s)        
w         23 99 vertical vel (m/s)  
t         23 99 temperature (C)     
q         23 99 mixing ratio (kg/kg)
clw       23 99 cloud water (kg/kg) 
rnw       23 99 rain water (kg/kg)  
h         23 99 geopot height (m)   
td        23 99 dewpoint temp (C)   
rh        23 99 rel humidity (%)    
th        23 99 potential temp (K)  
the       23 99 theta-e (K)         
prs       23 99 pressure (Pa)       
vor       23 99 vorticity (s-1)     
pv        23 99 potential vort (pvu)
dbz       23 99 reflectivity (dbz)  
div       23 99 divergence (s-1)    
dir       23 99 dir (degrees)       
tadv      23 99 temp advection (K/s)
endvars