From 2294436f1a4e4f67361caccd646e0d6d4cea2d11 Mon Sep 17 00:00:00 2001
From: Marc Fehling <mafehling.git@gmail.com>
Date: Wed, 9 Jul 2025 16:27:35 +0200
Subject: [PATCH] Fix `PMPI_Abort` in `two_phase_flow/MultiPhase`.

---
 two_phase_flow/NavierStokesSolver.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/two_phase_flow/NavierStokesSolver.cc b/two_phase_flow/NavierStokesSolver.cc
index cd43a16f..7202397a 100644
--- a/two_phase_flow/NavierStokesSolver.cc
+++ b/two_phase_flow/NavierStokesSolver.cc
@@ -867,6 +867,7 @@ void NavierStokesSolver<dim>::assemble_system_U()
         }
     }
   rebuild_Matrix_U=true;
+  rebuild_Matrix_U_preconditioners=true;
 }
 
 template<int dim>