Re: Problems reading GRIB2 files

Gerry,

I have confirmed that /data2/share/ncarg/ is the $NCARG_ROOT. The permission
is 755.

Despite the problem I face when handling grib2 files, the ncl I am using
works fine when I use it with grib1 files.

Samuel

On Wed, Sep 2, 2009 at 10:43 PM, Leung Samuel <shwl0608_at_gmail.com> wrote:

> Gerry,
>
> Thanks for your quick reply.
>
> Sorry that I cannot access that computer until I am back to office tomorrow
> (I am from Hong Kong).
>
> As I remember, the path /data2/share/ncarg/lib/ncarg/ does exist but there
> is no "grib2_codetables" folder inside. What does that codetable folder
> essentially do?
>
> Samuel
>
>
> On Wed, Sep 2, 2009 at 10:20 PM, Gerry Creager <gerry.creager_at_tamu.edu>wrote:
>
>> Samuel,
>>
>> Sorry for the obvious questions, but, have you made sure
>> /data2/share/ncarg/lib really IS $NCARG_ROOT, or is it something more like,
>> /data2/share/ncl/lib/ncarg
>>
>> Also, what are the permissions on reading $NCARG_ROOT ?
>>
>> gerry
>>
>>
>> Leung Samuel wrote:
>>
>>> Hi NCL Team,
>>>
>>> This is the first time I use NCL to read GRIB2 files and I got problems
>>> when doing that. It seems that ncl is looking for a "codetable directory"
>>> and the following is the output of reading that GRIB2 file
>>>
>>> Copyright (C) 1995-2009 - All Rights Reserved
>>> University Corporation for Atmospheric Research
>>> NCAR Command Language Version 5.1.1-alpha
>>> The use of this software is governed by a License Agreement.
>>> See http://www.ncl.ucar.edu/ for more details.
>>> fatal: NclGRIB2: codetable directory
>>> "/data2/share/ncarg/lib/ncarg/grib2_codetables" invalid
>>> fatal:Could not open (myfile.grb2)
>>>
>>> (/data2/share/ncarg/ is the $NCARG_ROOT in my computer)
>>>
>>> And this error makes the ncl cannot continue. Does it mean I have to
>>> download a codetable from somewhere else before reading the GRIB2 file?
>>>
>>> Thanks and regards,
>>> Samuel Leung
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
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>>
>> --
>> Gerry Creager -- gerry.creager_at_tamu.edu
>> Texas Mesonet -- AATLT, Texas A&M University
>> Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.862.3983
>> Office: 1700 Research Parkway Ste 160, TAMU, College Station, TX 77843
>>
>
>

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Received on Wed Sep 02 2009 - 19:15:11 MDT