Kevin,
Make sure KSPRegisterAll() is called and that KSPRegister() is
called specifically for KSPGMRES
Barry
On Jul 25, 2008, at 4:12 PM, Kevin Ellwood wrote:
> Hi All,
>
> I am trying to resurrect an old FEM code of mine that was based on a
> very early version of PETSC (ie. 2.0.x). I am go through all the
> changes and I am pretty sure I have some issue to get through.
> However, this set of errors below from an early test run are
> puzzling me. The relevant lines of code are shown for setting two
> type of solvers. Both generate an error message indicating the
> Petsc can't find the KSP type once the KSPSolve is called. It
> seems odd that I can get such an error since KSPBCGS and KSPGMRES
> are define in petsc header files and can't be typos or miss-spellings.
>
> I know I messed up somewhere. Does anyone have advice as to where I
> should start looking?
>
> Thanks
> Kevin
>
>
> KSPSetType(ksp_solver,KSPBCGS);
> ierr = KSPSolve(ksp_solver, rhs, b); CHKERRQ(ierr);
>
> [0]PETSC ERROR: --------------------- Error Message
> ------------------------------------
> [0]PETSC ERROR: Unknown type. Check for miss-spelling or missing
> external package needed for type!
> [0]PETSC ERROR: Unable to find requested KSP type bcgs!
>
>
> KSPSetType(ksp_solver,KSPGMRES);
> ierr = KSPSolve(ksp_solver, rhs, b); CHKERRQ(ierr);
>
> [0]PETSC ERROR: --------------------- Error Message
> ------------------------------------
> [0]PETSC ERROR: Unknown type. Check for miss-spelling or missing
> external package needed for type!
> [0]PETSC ERROR: Unable to find requested KSP type gmres!
> [0]PETSC ERROR:
> ------------------------------------------------------------------------
> [0]PETSC ERROR: Petsc Release Version 2.3.3, Patch 3, Fri Jun 15
> 16:51:25 CDT 2007 HG revision:
> f051789beadcd36f77fb6111d20225e26ed7cc0d
>
