From bf14272826430c80d138f920c44ec4b02ba80d52 Mon Sep 17 00:00:00 2001
From: mattijs <mattijs>
Date: Wed, 30 Aug 2023 11:45:47 +0100
Subject: [PATCH] BUG: mapFields: incorrect patches. Fixes #2944.

---
 src/sampling/meshToMesh/meshToMeshTemplates.C | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/sampling/meshToMesh/meshToMeshTemplates.C b/src/sampling/meshToMesh/meshToMeshTemplates.C
index 028801ca1b..efb248f5cb 100644
--- a/src/sampling/meshToMesh/meshToMeshTemplates.C
+++ b/src/sampling/meshToMesh/meshToMeshTemplates.C
@@ -834,15 +834,15 @@ Foam::meshToMesh::mapTgtToSrc
         label srcPatchi = srcPatchID_[i];
         label tgtPatchi = tgtPatchID_[i];
 
-        if (!srcPatchFields.set(tgtPatchi))
+        if (!srcPatchFields.set(srcPatchi))
         {
             srcPatchFields.set
             (
                 srcPatchi,
                 fvPatchField<Type>::New
                 (
-                    tgtBfld[srcPatchi],
-                    srcMesh.boundary()[tgtPatchi],
+                    tgtBfld[tgtPatchi],
+                    srcMesh.boundary()[srcPatchi],
                     DimensionedField<Type, volMesh>::null(),
                     directFvPatchFieldMapper
                     (