Victor, You will have a better time if you don't use the Tpetra stack with deal.II (yet). In particular, I wouldn't recommend using Trilinos 17 just yet but to stick with 16.2.0 or earlier. The issue you are seeing is tackled in https://github.com/dealii/dealii/pull/19841.
Best, Daniel On Mon, Jun 15, 2026 at 5:00 PM Victor Eijkhout <[email protected]> wrote: > > Hm. There is a "constant_modes" in PreconditionAMG but not in > PreconditionAMGmuelue. > > -- > The deal.II project is located at http://www.dealii.org/ > For mailing list/forum options, see > https://groups.google.com/d/forum/dealii?hl=en > --- > You received this message because you are subscribed to the Google Groups > "deal.II User Group" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/dealii/96155df2-167a-4f83-8338-c6680ab92256n%40googlegroups.com. -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/dealii/CAOYDWbK0HakAwXdkKZoQrB2Oe4ZGTXyTKKryHTC_oNF_DFDC7w%40mail.gmail.com.
