Re: [thredds] java.lang.IllegalArgumentException: Variable name (Pressure_surface) must be unique within Group

  • To: Roy Mendelssohn - NOAA Federal <roy.mendelssohn@xxxxxxxx>
  • Subject: Re: [thredds] java.lang.IllegalArgumentException: Variable name (Pressure_surface) must be unique within Group
  • From: Glenn Rutledge - NOAA Federal <glenn.rutledge@xxxxxxxx>
  • Date: Thu, 2 May 2013 20:52:51 -0400
Agreed Roy.
Grib was a great transmission standard back in 1975! Yes, tables go stale.

Kevin, I too would like to know the source of these data.
Regards, Glenn


On Thu, May 2, 2013 at 6:24 PM, Roy Mendelssohn - NOAA Federal <
roy.mendelssohn@xxxxxxxx> wrote:

> Hi Kevin:
>
> I already ran into this with data from FNMOC, and reported it  (is that
> where your GRIB files are from?).  At one point they thought they had a
> fix, but when i tried it things got mucked up.
>
> So this is one they are aware of, and hopefully 4.3.17 will have a fix.
>  At the same time, in our case, I know they didn't really use a different
> table, and this is sloppy on the providers part, and also is one of the
> many problems with using external tables.
>
> -Roy
>
>
> On May 2, 2013, at 3:12 PM, Kevin Manross <manross@xxxxxxxx> wrote:
>
> >
> >
> > Greetings!
> >
> >
> > I know there is work being preformed on the GRIB1 in THREDDS, so I do
> not know if this already being covered or not.  I came across the error in
> the subject line when I expanded my TDS catalog config to cover the extent
> of my dataset.  This caused an Error 500 when trying to view Best
> Timeseries data via any of the TDS access types/services.
> >
> > I'll spare the gory details unless they are needed.  I have isolated
> this error to a period spanning two months in 1999 (Aug & Sep).  After
> converting the GRIB1 files to netCDF and dumping the netCDF headers, the
> only variation I see with the Pressure_surface variable is that some use
> Grib1_TableVersion = 1 and the rest use version 2:
> >
> > fnl_19990814_00_00.cdl:        Pressure_surface:Grib1_TableVersion = 2 ;
> > fnl_19990814_12_00.cdl:        Pressure_surface:Grib1_TableVersion = 1 ;
> > fnl_19990814_18_00.cdl:        Pressure_surface:Grib1_TableVersion = 1 ;
> > fnl_19990815_00_00.cdl:        Pressure_surface:Grib1_TableVersion = 2 ;
> > fnl_19990815_06_00.cdl:        Pressure_surface:Grib1_TableVersion = 2 ;
> >
> > I would be glad to dig into this further if it provides any help.
> >
> > I am currently using THREDDS Data Server [Version 4.3.17-SNAPSHOT -
> 20130501.1251]
> >
> > -kevin.
> >
> > --
> > Kevin Manross
> > NCAR/CISL/Data Support Section
> > Phone: (303)-497-1218
> > Email:manross@xxxxxxxx
> > Web:http://rda.ucar.edu
> > _______________________________________________
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> > thredds@xxxxxxxxxxxxxxxx
> > For list information or to unsubscribe,  visit:
> http://www.unidata.ucar.edu/mailing_lists/
>
> **********************
> "The contents of this message do not reflect any position of the U.S.
> Government or NOAA."
> **********************
> Roy Mendelssohn
> Supervisory Operations Research Analyst
> NOAA/NMFS
> Environmental Research Division
> Southwest Fisheries Science Center
> 1352 Lighthouse Avenue
> Pacific Grove, CA 93950-2097
>
> e-mail: Roy.Mendelssohn@xxxxxxxx (Note new e-mail address)
> voice: (831)-648-9029
> fax: (831)-648-8440
> www: http://www.pfeg.noaa.gov/
>
> "Old age and treachery will overcome youth and skill."
> "From those who have been given much, much will be expected"
> "the arc of the moral universe is long, but it bends toward justice" -MLK
> Jr.
>
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>



-- 
Glenn K. Rutledge
Meteorologist/Physical Scientist
NOMADS Team Leader
National Climatic Data Center
Asheville, NC 28801
(828) 271-4097
nomads.ncdc.noaa.gov
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