From f5feacf97343f5b0cccaf5341b2cd6614d77f6d8 Mon Sep 17 00:00:00 2001
From: Timo Koch <timo.koch@iws.uni-stuttgart.de>
Date: Fri, 9 Apr 2021 07:23:22 +0000
Subject: [PATCH] [fixup][md] Fix parallel check in multidomain assembler

---
 dumux/multidomain/fvassembler.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dumux/multidomain/fvassembler.hh b/dumux/multidomain/fvassembler.hh
index 656a8ce658..906cc08da8 100644
--- a/dumux/multidomain/fvassembler.hh
+++ b/dumux/multidomain/fvassembler.hh
@@ -239,7 +239,7 @@ public:
             const auto gridGeometry = std::get<domainId>(gridGeometryTuple_);
             const auto& gridView = gridGeometry->gridView();
 
-            if (gridView.comm().size() && gridView.overlapSize(0) == 0)
+            if (gridView.comm().size() > 1 && gridView.overlapSize(0) == 0)
             {
                 if constexpr (GridGeometry<domainId>::discMethod == DiscretizationMethod::box)
                 {
-- 
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