[Trilinos-Users] strange error setting parameter list

[Radu Popescu]

Hi there,

Try with:

p.set(std::string("name"), "BP");

I think if you don't construct a std::string explicitly, it will be created
as a char*

Regards,
Radu Popescu


On Tue, Apr 9, 2013 at 7:13 PM, Hoang Giang Bui <hgbk2008 at gmail.com> wrote:

> Hi
>
> I got problem with Teuchos::ParameterList again
>
> At some place in my code I created a ParameterList
>
> Teuchos::ParameterList p;
>
> p.set("name", "BP");
>
> Try to read it back at another place
>
> std::string tmp = p.get<std::string>("name");
>
> An error happens
> RuntimeError: Error!  An attempt was made to access parameter "name" of
> type "string"
> in the parameter (sub)list "ANONYMOUS"
> using the incorrect type "string"!
>
> Any idea how to get around this error?
>
> BR
>
>
>
> On 03/18/13 15:36, Heroux, Mike wrote:
> > None of the second arguments should have quotes around them.  You should
> > use:
> >
> > solver_parameters.set("AZ_solver",AZ_bicgstab)
> > solver_parameters.set("AZ_kspace",100)
> > solver_parameters.set("AZ_output",32)
> > solver_parameters.set("AZ_precond",AZ_none)
> >
> > Does this work?
> >
> >
> > On 3/15/13 7:09 AM, "Hoang Giang Bui" <hgbk2008 at gmail.com> wrote:
> >
> >> Hi
> >>
> >> I recently encounter a strange error using Teuchos::ParameterList:
> >>
> >> setting the parameters and pass to aztec_solver:
> >>
> >> =====================
> >> solver_parameters.set("AZ_solver","AZ_bicgstab")
> >> solver_parameters.set("AZ_kspace",100)
> >> solver_parameters.set("AZ_output",32)
> >> solver_parameters.set("AZ_precond","AZ_none")
> >>
> >> aztec_solver.SetParameters(solver_parameters);
> >>
> >> =====================
> >>
> >> throws an error:
> >>
> >> =====================
> >> RuntimeError:
> >>
> /home/bui/sw/trilinos-public/packages/teuchos/core/src/Teuchos_any.hpp:287
> >> :
> >>
> >> Throw number = 1
> >>
> >> Throw test that evaluated to true: !dyn_cast_content
> >>
> >> any_cast<int>(operand): Error, cast to type any::holder<int> failed but
> >> should not have and the actual underlying type is
> >> 'Teuchos::any::holder<int>!  The problem might be related to
> >> incompatible RTTI systems in static and shared libraries!
> >>
> >> =====================
> >>
> >> When I changed to this
> >>
> >> solver_parameters.set("AZ_solver","AZ_bicgstab")
> >> solver_parameters.set("AZ_kspace","100")
> >> solver_parameters.set("AZ_output","32")
> >> solver_parameters.set("AZ_precond","AZ_none")
> >>
> >> The error is gone. But I don't know if the parameter list can detect the
> >> integer value as string value ?
> >>
> >> BR
> >> Bui
> >>
> >>
> >>
> >> _______________________________________________
> >> Trilinos-Users mailing list
> >> Trilinos-Users at software.sandia.gov
> >> http://software.sandia.gov/mailman/listinfo/trilinos-users
> >>
>
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