From cda557b6fbb311c38e5badaae6cf6fc84c3fe905 Mon Sep 17 00:00:00 2001
From: Camilo Alvarez <jotatsu@gmail.com>
Date: Wed, 6 Feb 2019 17:53:05 -0500
Subject: [PATCH] Avoid null pointers when race conditions or faults are
 present in protocol closing

Avoid some of the detected faults
---
 mRemoteV1/UI/Tabs/ConnectionTab.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mRemoteV1/UI/Tabs/ConnectionTab.cs b/mRemoteV1/UI/Tabs/ConnectionTab.cs
index 1d0d2c398..b47e913ad 100644
--- a/mRemoteV1/UI/Tabs/ConnectionTab.cs
+++ b/mRemoteV1/UI/Tabs/ConnectionTab.cs
@@ -43,18 +43,18 @@ namespace mRemoteNG.UI.Tabs
                     }
                     else
                     {
-                        ((InterfaceControl)Tag).Protocol.Close();
+                        ((InterfaceControl)Tag)?.Protocol.Close();
                     }
                 }
                 else
                 {
                     // close without the confirmation prompt...
-                    ((InterfaceControl)Tag).Protocol.Close();
+                    ((InterfaceControl)Tag)?.Protocol.Close();
                 }
             }
             else
             {
-                ((InterfaceControl)Tag).Protocol.Close();
+                ((InterfaceControl)Tag)?.Protocol.Close();
             }
             base.OnFormClosing(e);
         }