I'm getting the following when I try and run with MPI,
(1): ERROR: (0): ERROR: kdgraphMapRbMap: not implemented yet
kdgraphMapRbMap: not implemented yet
*** -------------------------------------------------------------------------
*** DOLFIN encountered an error. If you are not able to resolve this issue
*** using the information listed below, you can ask for help at
***
*** fenics@fenicsproject.org
***
*** Remember to include the error message listed below and, if possible,
*** include a *minimal* running example to reproduce the error.
***
*** -------------------------------------------------------------------------
*** Error: Unable to partition mesh using SCOTCH.
*** Reason: Error during partitioning.
*** Where: This error was encountered inside SCOTCH.cpp.
*** Process: 0
***
*** DOLFIN version: 1.2.0+
*** Git changeset: d904d25883fa2ce27f233db0d462de89adb59f2e
*** -------------------------------------------------------------------------
This is in a fresh Ubuntu 13.10 Virtual Machine with FEniCS installed through dorsal.
Is there more too it than using PETSc and running with mpirun?
Note I found someone here with the same problem: http://fenicsproject.org/qa/1670/unable-to-run-demos-in-parallel