[gradsusr] gadxdf error: Missing or invalid dimension size

[James T. Potemra]

Noelia,

I think this is the same problem you posted before.  If you change the 
units on latitude and longitude, sdfopen should work.
The units should be "degrees_north" and "degrees_east".

Jim

On 4/29/14, 1:49 AM, Noelia otero wrote:
> Hi ,
>
> I am having some problems to create and open a descriptor file. I have 
> already read post about that, but I can't find the problem.
>
> This is the information from ncdump -h :
>
> dimensions:
> longitude = 144 ;
> latitude = 73 ;
> Time = 1 ;
> variables:
> double longitude(longitude) ;
> longitude:units = "degreesE" ;
> double latitude(latitude) ;
> latitude:units = "degreesN" ;
> double Time(Time) ;
> Time:units = "month" ;
> float north(Time, latitude, longitude) ;
> north:units = "days" ;
> north:missing_value = -999.f ;
> north:long_name = "NorthType" ;
> }
>
> I tried to open the file with sdfopen, and I got the error:
> Scanning self-describing file: file1.nc <http://file1.nc>
> gadsdf: SDF file has no discernable X coordinate.
>
> then, I created the data descriptor like:
> DSET file1.nc <http://file1.nc>
> UNDEF -999
> TITLE cwt
> XDEF 144 LINEAR 0.0 2.5
> YDEF  73 LINEAR  -90 2.5
> TDEF   1 LINEAR   jan 1961 1Mo
> OPTIONS yrev
>
> VARS 1
> north 0 99 north
> ENDVARS
>
> and the problem is still happening.. , now the message is:
> Scanning Descriptor File:  file1.ctl
> gadxdf error: Missing or invalid dimension size.
>   --> The invalid description file record is:
>   --> xdef 144 linear 0.0 2.5
>   The data file was not opened.
>
> anyone could give an idea?? I don't know how fix it.
>
> Thanks in advance
>
> Cheers,
> Noelia.
>
>
>
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