Filippo Leonardi <[email protected]> writes: > Sorry for the late update. > > I tested the code with the branch: > ksp-zero-eig > > But the problem seems to still be there, also tried: > -ksp_chebyshev_estimate_eigenvalues_random > but does not change.
These are probably on levels, like -mg_levels_ksp_chebyshev_estimate_eigenvalues_random, but perhaps you set other prefixes or it's inside fieldsplit, etc. Just use the correct prefix for the solve that is failing.
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