We discovered this exact same problem just a few days ago. It was
fixed in r8010 (slightly after your version). Would you mind updating
and trying again? (thanks for your patience...)
There are also some datatype fixes pending on the trunk right now that
have not yet been fully vetted an
I am again trying to build and run the Nasa Overflow 1.8ab version using
Open MPI and have run into this error message :
[hsd653:05053] *** An error occurred in MPI_Allreduce: the reduction
operation M
PI_OP_MIN is not defined on the MPI_DBLPREC datatype
[hsd653:05053] *** on communicator MPI_COMM
