From 48b76a84bee18521d591a4a32289c155a1cb8a46 Mon Sep 17 00:00:00 2001
From: FlorianDahn <ich@florian-dahn.de>
Date: Tue, 15 Sep 2020 16:42:40 +0200
Subject: [PATCH] Update SessionBase.cs

- improving handling for Sessions loading with no default constructors available.
---
 TelegramBotBase/SessionBase.cs | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/TelegramBotBase/SessionBase.cs b/TelegramBotBase/SessionBase.cs
index ad3f407..e0648c9 100644
--- a/TelegramBotBase/SessionBase.cs
+++ b/TelegramBotBase/SessionBase.cs
@@ -130,7 +130,19 @@ namespace TelegramBotBase
                     continue;
                 }
 
-                var form = t.GetConstructor(new Type[] { }).Invoke(new object[] { }) as FormBase;
+                var form = t.GetConstructor(new Type[] { })?.Invoke(new object[] { }) as FormBase;
+
+                //No default constructor
+                if (form == null)
+                {
+                    form = Activator.CreateInstance(t) as FormBase;
+
+                    if (form == null)
+                    {
+                        continue;
+                    }
+                }
+
 
                 if (s.Values != null && s.Values.Count > 0)
                 {