From 0c22bc02b50f35ac6b58f62a4c4acd2b1cfd90f7 Mon Sep 17 00:00:00 2001
From: maddavo <1432875+maddavo@users.noreply.github.com>
Date: Wed, 9 Sep 2026 23:40:40 +1000
Subject: [PATCH 1/2] Allow heat loop assignment in the editor

---
 Source/Modules/ModuleSystemHeat.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Source/Modules/ModuleSystemHeat.cs b/Source/Modules/ModuleSystemHeat.cs
index 600032b..f0cec56 100644
--- a/Source/Modules/ModuleSystemHeat.cs
+++ b/Source/Modules/ModuleSystemHeat.cs
@@ -144,7 +144,13 @@ void SetupUI()
 
     private void ChangeLoop(BaseField field, object oldFieldValueObj)
     {
-      if (!HighLogic.LoadedSceneIsFlight)
+      if (!HighLogic.LoadedSceneIsFlight && !HighLogic.LoadedSceneIsEditor)
+        return;
+
+      if (simulator == null)
+        FindSimulator();
+
+      if (simulator == null)
         return;
 
       var oldLoopID = (int)oldFieldValueObj;

From 1fe02a8263441d6b93fad3be0f89a03bd6a58536 Mon Sep 17 00:00:00 2001
From: maddavo <1432875+maddavo@users.noreply.github.com>
Date: Fri, 11 Sep 2026 00:36:18 +1000
Subject: [PATCH 2/2] Document editor loop assignment fix

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3267421..af62efc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 
 ## Unreleased
+- Fixed heat loop assignment in the editor so the selected loop is applied consistently.
 - Improved performance
   - Color animations no longer update all materials when they haven't changed.