From 71e33e68c2cc1c1d0d61e5eaeac2004d222f758c Mon Sep 17 00:00:00 2001
From: Matthias Maier <tamiko@43-1.org>
Date: Thu, 5 May 2022 12:51:37 -0500
Subject: [PATCH] Remove debug assert

---
 examples/step-81/step-81.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/step-81/step-81.cc b/examples/step-81/step-81.cc
index 3cf3f6e892..6b9e964724 100644
--- a/examples/step-81/step-81.cc
+++ b/examples/step-81/step-81.cc
@@ -758,7 +758,7 @@ namespace Step81
               }
             else
               {
-                Assert(!face->at_boundary(), ExcMessage("oops!"));
+                // We are on an interior face:
                 const auto face_index = cell->face_iterator_to_index(face);
 
                 const auto id1 = cell->material_id();
-- 
2.39.5