From 93771dd11035e73f5271eaf61aaee0a72667e454 Mon Sep 17 00:00:00 2001
From: Elias Fierke <fierke@mypapertown.de>
Date: Mon, 27 Apr 2026 08:49:27 +0200
Subject: [PATCH] [fix:] trying to fix one-item-too-much-issue

---
 Tasks/CombineAddresses.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Tasks/CombineAddresses.cs b/Tasks/CombineAddresses.cs
index e20a194..324af2e 100644
--- a/Tasks/CombineAddresses.cs
+++ b/Tasks/CombineAddresses.cs
@@ -37,7 +37,8 @@ public class CombineAddresses
     /// <returns></returns>
     public bool CompareAddresses(KasPerson first, KasPerson second, bool only_refsid = false)
     {
-        if (first.refsid == second.refsid) return true;
+        // A refsid of 0 means "missing", so it must not collapse unrelated entries.
+        if (first.refsid != 0 && second.refsid != 0 && first.refsid == second.refsid) return true;
         if (!only_refsid)
             if (first.name == second.name &&
                 first.anrede == second.anrede &&