From 1b3d1336571bd9f88d130216df10e065cc96aa1f Mon Sep 17 00:00:00 2001
From: "Felix Hartmann (PEA3-Fe-FI)" <fhe4fe@bosch.com>
Date: Thu, 23 Sep 2021 09:41:56 +0200
Subject: [PATCH] allow deletion of chats which are not started by me

---
 PolyChat/Controller.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/PolyChat/Controller.cs b/PolyChat/Controller.cs
index 08762db..0dc6368 100644
--- a/PolyChat/Controller.cs
+++ b/PolyChat/Controller.cs
@@ -102,8 +102,12 @@ namespace PolyChat
 
         public void CloseChat(string IP, bool wasConnected = true)
         {
-            Connections[IP].Close();
-            Connections.Remove(IP);
+            Debug.WriteLine($"Deleting connection with IP:{IP}");
+            if (IP != null && Connections.ContainsKey(IP))
+            {
+                Connections[IP].Close();
+                Connections.Remove(IP);
+            }
             CloseChatUI(IP,wasConnected);
         }