[gradsusr] opening descriptor file

[Jeff Duda]

The .ctl is a control file.  It's a simple text file that tells Grads how
to access and setup the display for the data file.  The first entry in the
control file points to the location of the data file.  My guess is you
don't have that set properly.

Jeff

On Thu, Nov 1, 2012 at 3:21 PM, Jerry Jien <jerry.jien at mail.utoronto.ca>wrote:

>  Thank you Jeff.
>
>  I have model.ctl, model.dat and as well as model.gmp and model.grb in my
> file folder though I'm not sure if the latter two are necessary.  Yet, I
> still get the error message after typing in 'open model.ctl', which really
> handcuffs me from going through the tutorial further.  Do you see anything
> else that could have gone wrong?
>
>  Jerry
>
>
>  ------------------------------
> *From:* gradsusr-bounces at gradsusr.org [gradsusr-bounces at gradsusr.org] on
> behalf of Jeff Duda [jeffduda319 at gmail.com]
> *Sent:* Thursday, November 01, 2012 4:03 PM
> *To:* GrADS Users Forum
> *Subject:* Re: [gradsusr] opening descriptor file
>
>  There are two files you need.  You already have model.ctl, but you need
> the data file, too.  I think it's model.dat.
>
> Jeff Duda
>
> On Thu, Nov 1, 2012 at 2:57 PM, Jerry Jien <jerry.jien at mail.utoronto.ca>wrote:
>
>>  Hi there,
>>
>>  I have recently begun using GrADS and going through the tutorial
>> section from http://www.iges.org/grads/gadoc/tutorial.htm<http://www.iges.org/grads/gadoc/tutorial.html.>.
>>  My concern is getting GrADS to read the descriptor file of model.ctl upon
>> entering 'open model.ctl' in my command line.  I understand there can be
>> issue with the file directory that when entering on the script window but
>> after double checking my path name, I can not decipher where it went wrong.
>>
>>
>>  My path name is /Users/jienjerr/Downloads/grads/bin/grads
>>
>>  The graphic output window appears after I have pressed 'enter'
>> following typing my path name but I would get 'Open Error:  Can't open
>> description file' in my command window.
>>
>>  Can anyone please help to point out where I've done something wrong?
>>
>>  Thank you.
>>
>>  Best Regards,
>> Jerry Jien
>> PhD Candidate
>> University of Toronto Scarborough
>> Department of Physical and Environmental Sciences
>>
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>>
>>
>
>
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms
>
>
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>
>


-- 
Jeff Duda
Graduate research assistant
University of Oklahoma School of Meteorology
Center for Analysis and Prediction of Storms
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