This is IBM poe under AIX.
On Mon, Jan 18, 2010 at 3:29 PM, Ted Mansell <Ted.Mansell@xxxxxxxx> wrote:
> Which flavor of MPI are you using? There is a problem with OpenMPI that,
> as far as I know, has not been fixed in the netcdf4 release. The error
> sounds similar. If that is the problem, there was a fix sent to the list
> sometime last fall, I think. (It worked for me, at least.)
>
> -- Ted
>
>
> On Jan 18, 2010, at 3:51 PM, Jim Edwards wrote:
>
> I am recently porting my code to netcdf4 and think that there may be a bug
>> in the underlying hdf5 library...
>>
>> I'm not sure where to take it, thought I would try this list first.
>>
>> The issue is that when a file is opened for read using nf90_open_par I get
>> an error on closing the file, I managed to get a traceback by using the mpi
>> wrappers facility
>>
>> 1:call chain trace-back:
>> 1: MPI_Comm_free
>> 1: H5FD_mpi_comm_info_free
>> 1: H5FD_mpio_close
>> 1: H5FD_close
>> 1: H5F_dest
>> 1: H5F_try_close
>> 1: H5F_close
>> 1: H5I_dec_ref
>> 1: H5Fclose
>> 1: close_netcdf4_file
>> 1: nc_close
>> 1: nf_close
>> 1: __netcdf_NMOD_nf90_close
>>
>>
>> 1:ERROR: 0032-131 Can't free a predefined communicator (0) in
>> MPI_Comm_free,
>>
>> This is using netcdf 4.0.1 and hdf5 1.8.3
>>
>> I don't seem to be getting this error on a file opened to write, only
>> those opened to read.
>>
>
