diff --git a/TelegramBotBase/Base/MessageResult.cs b/TelegramBotBase/Base/MessageResult.cs
index 0b86362..f1224c3 100644
--- a/TelegramBotBase/Base/MessageResult.cs
+++ b/TelegramBotBase/Base/MessageResult.cs
@@ -21,6 +21,9 @@ public class MessageResult : ResultBase
     {
         IsAction = UpdateData.CallbackQuery != null;
 
+        if (Message == null)
+            return;
+
         IsBotCommand = Message.Entities?.Any(a => a.Type == MessageEntityType.BotCommand) ?? false;
 
         if (!IsBotCommand)
diff --git a/TelegramBotBase/BotBase.cs b/TelegramBotBase/BotBase.cs
index 5a50823..c073e21 100644
--- a/TelegramBotBase/BotBase.cs
+++ b/TelegramBotBase/BotBase.cs
@@ -116,7 +116,7 @@ public sealed class BotBase
             if (ds == null)
             {
                 ds = await Sessions.StartSession(e.DeviceId);
-                ds.LastMessage = e.RawData.Message;
+                ds.LastMessage = e.Message;
 
                 OnSessionBegins(new SessionBeginEventArgs(e.DeviceId, ds));
             }
diff --git a/TelegramBotBase/Builder/BotBaseBuilder.cs b/TelegramBotBase/Builder/BotBaseBuilder.cs
index 1baeba2..3d95e75 100644
--- a/TelegramBotBase/Builder/BotBaseBuilder.cs
+++ b/TelegramBotBase/Builder/BotBaseBuilder.cs
@@ -73,14 +73,14 @@ public class BotBaseBuilder : IAPIKeySelectionStage, IMessageLoopSelectionStage,
     }
 
 
-    public IBuildingStage QuickStart(string apiKey, Type startForm)
+    public IBuildingStage QuickStart(string apiKey, Type startForm, bool throwPendingUpdates = false)
     {
         _apiKey = apiKey;
         _factory = new DefaultStartFormFactory(startForm);
 
         DefaultMessageLoop();
 
-        NoProxy();
+        NoProxy(throwPendingUpdates);
 
         OnlyStart();
 
@@ -94,7 +94,7 @@ public class BotBaseBuilder : IAPIKeySelectionStage, IMessageLoopSelectionStage,
     }
 
 
-    public IBuildingStage QuickStart<T>(string apiKey)
+    public IBuildingStage QuickStart<T>(string apiKey, bool throwPendingUpdates = false)
         where T : FormBase
     {
         _apiKey = apiKey;
@@ -102,7 +102,7 @@ public class BotBaseBuilder : IAPIKeySelectionStage, IMessageLoopSelectionStage,
 
         DefaultMessageLoop();
 
-        NoProxy();
+        NoProxy(throwPendingUpdates);
 
         OnlyStart();
 
@@ -115,14 +115,14 @@ public class BotBaseBuilder : IAPIKeySelectionStage, IMessageLoopSelectionStage,
         return this;
     }
 
-    public IBuildingStage QuickStart(string apiKey, IStartFormFactory startFormFactory)
+    public IBuildingStage QuickStart(string apiKey, IStartFormFactory startFormFactory, bool throwPendingUpdates = false)
     {
         _apiKey = apiKey;
         _factory = startFormFactory;
 
         DefaultMessageLoop();
 
-        NoProxy();
+        NoProxy(throwPendingUpdates);
 
         OnlyStart();
 
diff --git a/TelegramBotBase/Builder/Interfaces/IAPIKeySelectionStage.cs b/TelegramBotBase/Builder/Interfaces/IAPIKeySelectionStage.cs
index bcbe23b..45d439f 100644
--- a/TelegramBotBase/Builder/Interfaces/IAPIKeySelectionStage.cs
+++ b/TelegramBotBase/Builder/Interfaces/IAPIKeySelectionStage.cs
@@ -20,16 +20,18 @@ public interface IAPIKeySelectionStage
     /// </summary>
     /// <param name="apiKey"></param>
     /// <param name="StartForm"></param>
+    /// <param name="throwPendingUpdates">Indicates if all pending Telegram.Bot.Types.Updates should be thrown out before start polling.</param>
     /// <returns></returns>
-    IBuildingStage QuickStart(string apiKey, Type StartForm);
+    IBuildingStage QuickStart(string apiKey, Type StartForm, bool throwPendingUpdates = false);
 
     /// <summary>
     ///     Quick and easy way to create a BotBase instance.
     ///     Uses: DefaultMessageLoop, NoProxy, OnlyStart, NoSerialization, DefaultLanguage
     /// </summary>
     /// <param name="apiKey"></param>
+    /// <param name="throwPendingUpdates">Indicates if all pending Telegram.Bot.Types.Updates should be thrown out before start polling.</param>
     /// <returns></returns>
-    IBuildingStage QuickStart<T>(string apiKey) where T : FormBase;
+    IBuildingStage QuickStart<T>(string apiKey , bool throwPendingUpdates = false) where T : FormBase;
 
     /// <summary>
     ///     Quick and easy way to create a BotBase instance.
@@ -37,6 +39,7 @@ public interface IAPIKeySelectionStage
     /// </summary>
     /// <param name="apiKey"></param>
     /// <param name="StartFormFactory"></param>
+    /// <param name="throwPendingUpdates">Indicates if all pending Telegram.Bot.Types.Updates should be thrown out before start polling.</param>
     /// <returns></returns>
-    IBuildingStage QuickStart(string apiKey, IStartFormFactory StartFormFactory);
+    IBuildingStage QuickStart(string apiKey, IStartFormFactory StartFormFactory, bool throwPendingUpdates = false);
 }
\ No newline at end of file