Scott Atchley atchley at myri.com
Fri Aug 17 14:10:12 CDT 2007

On Aug 17, 2007, at 2:29 PM, Robert Latham wrote:

> On Fri, Aug 17, 2007 at 02:10:41PM -0400, Scott Atchley wrote:
>> [cli_0]: aborting job:
>> Fatal error in MPI_Comm_size: Invalid communicator, error stack:
>> MPI_Comm_size(112): MPI_Comm_size(comm=0x5b, size=0x7fff18349588)  
>> failed
>> MPI_Comm_size(70).: Invalid communicator
> I just saw a similar warning a couple days ago. I was trying to build
> MPICH (with gcc), and somehow the "system" mpicc (compiled with PGI)
> seemed to be messing up the build somehow.
> When I removed mpicc from my PATH, things built and ran just fine, so
> I didn't stop to debug the problem further.
> ==rob

Hi Rob,

Thanks. I do have mpicc in my path.

Let me try again without it.


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