[node037:20519] *** An error occurred in MPI_Comm_dup [node037:20519] *** on communicator MPI COMMUNICATOR 32 SPLIT FROM 4 [node037:20519] *** MPI_ERR_INTERN: internal error [node037:20519] *** MPI_ERRORS_ARE_FATAL (your MPI job will now abort)
-- Anton Starikov.