Hi, As Ilmar suggested, doing scons enableUmfpack=0 enablePetsc=0 works. Also, Jed Brown's observation is correct. My mpicc is a c++ compiler. But at this moment I am without umfpack which slows the solvers, and some demos crash.
stargate:/home/osman/FENICS2/dolfin/demo/pde/mixed-poisson/cpp-bash-> ./demo Creating linear PDE. Solving linear PDE. Ordering mesh entities... Assembling over cells (finished) Ordering mesh entities... Ordering mesh entities... Assembling over cells (finished) Using direct solver. *** Warning: UMFPACK must be installed to peform a LU solve for uBlas matrices. A Krylov iterative solver will be used instead. Solving linear system of size 2112 x 2112 (uBlas Krylov solver). terminate called after throwing an instance of 'std::runtime_error' what(): *** Error: Zero pivot detected in uBlas ILU preconditioner in row 1600. Aborted (core dumped) Best regards, -osman _______________________________________________ DOLFIN-dev mailing list [email protected] http://www.fenics.org/mailman/listinfo/dolfin-dev
