From cd26ac11c389da2bd711b967ccfddcb32cdfc8e4 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 87c9a9e..56c1460 100644
--- a/PolyChat/Controller.cs
+++ b/PolyChat/Controller.cs
@@ -105,8 +105,12 @@ 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);
         }