dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Kristian Oelgaard wrote:
> Hi,
>
> I get:
>
> Solving linear variational problem
>   Matrix of size 1089 x 1089 has 7361 nonzero entries.
>   Applying boundary conditions to linear system.
>   *** Warning: Ignoring unknown parameter "absolute_tolerance" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "divergence_limit" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "gmres_restart" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "maximum_iterations" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "monitor_convergence" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "relative_tolerance" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "report" in parameter set
> "krylov_solver" when updating parameter set "parameters".
>   *** Warning: Ignoring unknown parameter "shift_nonzero" in parameter set
> "krylov_solver" when updating parameter set "parameters".
> terminate called after throwing an instance of 'std::runtime_error'
>   what():  *** Error: Unable to access parameter "report" in parameter set
> "parameters", parameter not defined.
> [mech028:15991] *** Process received signal ***
> [mech028:15991] Signal: Aborted (6)
> [mech028:15991] Signal code:  (-6)
> [mech028:15991] [ 0] [0xb805d410]
> [mech028:15991] [ 1] /lib/tls/i686/cmov/libc.so.6(abort+0x188) [0xb6154098]
> [mech028:15991] [ 2]
> /usr/lib/libstdc++.so.6(_ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x158)
> [0xb636e8f8]
> [mech028:15991] [ 3] /usr/lib/libstdc++.so.6 [0xb636c7d5]
> [mech028:15991] [ 4] /usr/lib/libstdc++.so.6 [0xb636c812]
> [mech028:15991] [ 5] /usr/lib/libstdc++.so.6 [0xb636c94a]
> [mech028:15991] [ 6]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZNK6dolfin6Logger5errorESs+0x93)
> [0xb7f166a3]
> [mech028:15991] [ 7]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin5errorESsz+0x9f)
> [0xb7f1f62f]
> [mech028:15991] [ 8]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin10ParametersclESs+0xb3)
> [0xb7fc7833]
> [mech028:15991] [ 9]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin17PETScKrylovSolver5solveERKNS_11PETScMatrixERNS_11PETScVectorERKS4_+0xb2)
> [0xb7ee9ce2]
> [mech028:15991] [10]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin17PETScKrylovSolver5solveERKNS_13GenericMatrixERNS_13GenericVectorERKS4_+0xfb)
> [0xb7eea3db]
> [mech028:15991] [11]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin12KrylovSolver5solveERKNS_13GenericMatrixERNS_13GenericVectorERKS4_+0x18e)
> [0xb7e69c1e]
> [mech028:15991] [12]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin18VariationalProblem12solve_linearERNS_8FunctionE+0xaaf)
> [0xb7e674af]
> [mech028:15991] [13]
> /home/oelgaard/fenics/dolfin/local/lib/libdolfin.so.0(_ZN6dolfin18VariationalProblem5solveERNS_8FunctionE+0x2a)
> [0xb7e6814a]
> [mech028:15991] [14] ./demo(main+0x497) [0x805db07]
> [mech028:15991] [15] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5)
> [0xb613d775]
> [mech028:15991] [16] ./demo [0x805d541]
> [mech028:15991] *** End of error message ***
>
> if I do:
>
>   problem.parameters("linear_solver") = "iterative";
>
> in the Poisson demo.
>
> Is this a bug, or am I using the new parameter system incorrectly?

Take a look at the change Johan made recently to LUSolver. Same thing 
probably needs to be done for KrylovSolver.

Garth

> Kristian
>
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