pmix complains with undefined symbol errors {pmix_buffer_t_class, pmix_bfrops_base_print_datatype}

[Akshay-Venkatesh]

Background information/Problem Details

$mpirun -np 2 hostname
[hsw210:19503] pmix_mca_base_component_repository_open: unable to open mca_bfrops_v12: $HOME/ompi/build-cuda/lib/pmix/mca_bfrops_v12.so: undefined symbol: pmix_buffer_t_class (ignored)
[hsw210:19503] pmix_mca_base_component_repository_open: unable to open mca_bfrops_v20: $HOME/ompi/build-cuda/lib/pmix/mca_bfrops_v20.so: undefined symbol: pmix_bfrops_base_print_datatype (ignored)
[hsw210:19503] pmix_mca_base_component_repository_open: unable to open mca_bfrops_v21: $HOME/ompi/build-cuda/lib/pmix/mca_bfrops_v21.so: undefined symbol: pmix_bfrops_base_print_ptr (ignored)
[hsw210:19503] pmix_mca_base_component_repository_open: unable to open mca_bfrops_v3: $HOME/ompi/build-cuda/lib/pmix/mca_bfrops_v3.so: undefined symbol: pmix_bfrops_base_print_ptr (ignored)
--------------------------------------------------------------------------
We were unable to find any usable plugins for the BFROPS framework. This PMIx
framework requires at least one plugin in order to operate. This can be caused
by any of the following:

What version of Open MPI are you using? (e.g., v1.10.3, v2.1.0, git branch name and hash, etc.)

master branch

Describe how Open MPI was installed (e.g., from a source/distribution tarball, from a git clone, from an operating system distribution package, etc.)

./configure --prefix=$PWD --enable-mpirun-prefix-by-default --with-cuda=$CUDA_HOME --with-ucx=$UCX_HOME --enable-debug --enable-mem-debug --enable-mpi-fortran=no

Please describe the system on which you are running

• Operating system/version:

$ cat /etc/redhat-release 
CentOS Linux release 7.5.1804 (Core) 

• Computer hardware: Intel(R) Xeon(R) CPU E5-2698 v3 @ 2.30GHz
• Network type: Infiniband controller: Mellanox Technologies MT27600 [Connect-IB]

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[ggeorgakoudis]

How was this solved? I have the same error

[hkuno]

I think it was solved by doing a very clean build. See: #6815