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[netCDF #FJV-105162]: Fwd: ncgen problem with multiple record dimensions?

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  • Subject: [netCDF #FJV-105162]: Fwd: ncgen problem with multiple record dimensions?
  • Date: Thu, 07 Aug 2014 14:47:35 -0600
Charlie,

I wrote:
> We've duplicated the problem using the files you made available, and
> it looks like a bug in how ncdump displays multidimensional character
> arrays that have more than one unlimited dimension.  We hope to have
> a fix soon.
> 
> Thanks for being persistent about reporting the bug.

I've just committed a fix for this ncdump bug into the master branch on 
GitHub, so it will be in our next netCDF-C release.  The closed issue
details are here:

  Fix ncdump bug outputting char variables with multiple unlimited dimensions
  https://bugtracking.unidata.ucar.edu/browse/NCF-310

--Russ

> > -------- Original Message --------
> > Subject: ncgen problem with multiple record dimensions?
> > Date: Thu, 19 Jun 2014 15:36:51 -0700
> > From: Charlie Zender <address@hidden>
> > Organization: University of California, Irvine
> > To: netCDF Support <address@hidden>
> >
> > Hi,
> >
> > Latest ncgen seems to fail to create netCDF4 file from this CDL file
> > produced by ncdump from a presumably valid netCDF4 file that
> > contains multiple record dimensions (MRD):
> >
> > zender@givre:~$ ncks -O -d time,0,1 -d run,0,1 -d step,0,1 -d number,0,1
> > -d ngr,0,1 ${DATA}/hdf/71355.ecmf.1.nc ~/mrd.nc
> > zender@givre:~$ ncdump ~/mrd.nc > ~/mrd.cdl
> > zender@givre:~$ ncgen -k netCDF-4 -b -o ~/mrd2.nc ~/mrd.cdl
> > assertion failure: con->nctype == NC_COMPOUND
> >
> > Aborted (core dumped)
> > zender@givre:~$ ncgen -v
> > ncgen: option requires an argument -- 'v'
> > Usage: ncgen [ -b ] [ -c ] [ -f ] [ -k kind ] [ -x ] [-S struct-format]
> > [-M <name> [ -o outfile]  [ file ... ]
> > netcdf library version 4.3.3-rc1 of Jun  5 2014 13:50:57 $
> >
> > The basic problem is that ncgen cannot work with ncdump output.
> > This prevents me from examining the possibly deeper problems
> > that this bug exposes, which have troubled some NCO users.
> >
> > mrd.nc and mrd.cdl are at
> >
> > http://dust.ess.uci.edu/tmp/mrd.cdl
> > http://dust.ess.uci.edu/tmp/mrd.nc
> >
> > because they are too big to send from my current slow connection.
> >
> > Can you reproduce the problem?
> > If so, please let me know when there is a fix.
> >
> > Thanks!
> > c
> > --
> > Charlie Zender

Russ Rew                                         UCAR Unidata Program
address@hidden                      http://www.unidata.ucar.edu



Ticket Details
===================
Ticket ID: FJV-105162
Department: Support netCDF
Priority: Normal
Status: Closed