[mpich-discuss] mpich user problem

[Anuj Patel]

it may be because of not using MPI_INIT() before using MPI functions..
if possible please upload your code.

Anuj


On Wed, Dec 2, 2009 at 5:26 AM, Yen, Joseph <Joseph.Yen at jacobs.com> wrote:

>  Hi,
>
> I have an mpi c++ code which has been run fine with either lam-mpi and
> open-mpi. Intel C++ compiler (ver 11) has been used. But I encounter the
> following error
>
> Attempting to use an MPI routine before initializing MPICH
>  when the same code is compiled using mpich-2 (ver 1.2.1) and the same C++
> compiler. For your information, I have been working on an AMD machine with
> SUSE linux OS where all the above experiences take place.
>
> The following is the way I run the mpich2-built code and the above error
> results.
>
> In a linux command prompt,
>
> >mpd &
> >mpiexec -n 16 mycode myinput
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
> Attempting to use an MPI routine before initializing MPICH
>  Your help is greatly appreciated.
> Joseph
>
> Joseph Yen, Ph.D.
> Jacobs Technology
> Tel: 931-393-6605
> joseph.yen at jacobs.com
>
>
>
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