From 7353b056ba6c62758344351c06792c314b70eadd Mon Sep 17 00:00:00 2001
From: David Bold <dave@ipp.mpg.de>
Date: Mon, 2 Nov 2026 10:43:26 +0100
Subject: [PATCH] Ensure allocated fields have valid region set

---
 src/field/field3d.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/field/field3d.cxx b/src/field/field3d.cxx
index 16b9e7a50b..402cfef289 100644
--- a/src/field/field3d.cxx
+++ b/src/field/field3d.cxx
@@ -1052,5 +1052,6 @@ Field3DParallel& Field3DParallel::allocate() {
       }
     }
   }
+  resetRegionParallel();
   return *this;
 }