>
> I encountered an error when I tried to test the step-31, and I got an
> error message saying "Illegal instruction: 4" as the following:
>
> "
>
> Number of active cells: 256 (on 5 levels)
>
> Number of degrees of freedom: 3556 (2178+289+1089)
>
>
> Timestep 0: t=0
>
> Assembling...
>
> Rebuilding Stokes preconditioner...make[3]: *** [CMakeFiles/run]
> Illegal instruction: 4
>
> make[2]: *** [CMakeFiles/run.dir/all] Error 2
>
> make[1]: *** [CMakeFiles/run.dir/rule] Error 2
>
> make: *** [run] Error 2
> ".
>
What is the result of running the quick tests via
make test
in you build directory?
>
> I suspected that there is an issue about my trilinos, since when I tested
> and played with first several steps in tutorial everything worked fine and
> this is the first example with trilinos that I have tried. I installed the
> trilinos in the following way:
> cmake \
> -DTrilinos_ENABLE_Amesos=ON \
> -DTrilinos_ENABLE_Epetra=ON \
> -DTrilinos_ENABLE_Ifpack=ON \
> -DTrilinos_ENABLE_AztecOO=ON \
> -DTrilinos_ENABLE_Sacado=ON \
> -DTrilinos_ENABLE_Teuchos=ON \
> -DTrilinos_ENABLE_MueLu=ON \
> -DTrilinos_ENABLE_ML=ON \
> -DTrilinos_ENABLE_Kokkos=OFF \
> -DTPL_ENABLE_MPI=ON \
> -DBUILD_SHARED_LIBS=ON \
> -DCMAKE_BUILD_TYPE=RELEASE \
> -DCMAKE_INSTALL_PREFIX=/path/to/installation \
> ../
> make -j2 install
>
Did you replace "/path/to/installation" with something meaningful like
"${HOME}/trilinos"?
Best,
Daniel
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