From: Maximilian Bergbauer <maximilian.bergbauer@tum.de>
Date: Fri, 20 Dec 2024 12:15:46 +0000 (+0100)
Subject: Fix interpolate for FE_Nothing
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F17950%2Fhead;p=dealii.git

Fix interpolate for FE_Nothing
---

diff --git a/include/deal.II/numerics/vector_tools_interpolate.templates.h b/include/deal.II/numerics/vector_tools_interpolate.templates.h
index 21b1dea516..30a47571bb 100644
--- a/include/deal.II/numerics/vector_tools_interpolate.templates.h
+++ b/include/deal.II/numerics/vector_tools_interpolate.templates.h
@@ -324,7 +324,10 @@ namespace VectorTools
           const auto &fe_i = fe[fe_index];
           // If the finite element has no dofs, we can skip it
           if (fe_i.dofs_per_cell == 0)
-            continue;
+            {
+              support_quadrature.push_back(Quadrature<dim>());
+              continue;
+            }
           Assert(fe_i.has_generalized_support_points(),
                  ExcMessage(
                    "The finite element does not have generalized support "