Comment (by Giuseppe Ficarra):

Oh, yes, sorry.. This is my typo. My point is that compute_fluxes ==1 with use_jacobian == true is not available. So, we should add comment saying “Flux can not be computed with multipatch“.

perfect, thanks! comment added in https://bitbucket.org/canuda/scalar/commits/aa56f4304016d6366969c7cd4cd4d95c88eeca8f

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2485/include-complex-and-real-scalar-evolution