diff --git a/IoT/Connector/ADataBackend.cs b/IoT/Connector/ADataBackend.cs
index 7a840fd..61bcfe6 100644
--- a/IoT/Connector/ADataBackend.cs
+++ b/IoT/Connector/ADataBackend.cs
@@ -9,6 +9,9 @@ namespace BlubbFish.Utils.IoT.Connector {
     public delegate void MqttMessage(Object sender, MqttEventArgs e);
 
     public static ADataBackend GetInstance(Dictionary<String, String> settings) {
+      if(settings.Count == 0) {
+        return null;
+      }
       String object_sensor = "BlubbFish.Utils.IoT.Connector.Data." + Char.ToUpper(settings["type"][0]) + settings["type"].Substring(1).ToLower();
       Type t = null;
       try {
diff --git a/IoT/Connector/AUserBackend.cs b/IoT/Connector/AUserBackend.cs
index 5097498..1b2dc6e 100644
--- a/IoT/Connector/AUserBackend.cs
+++ b/IoT/Connector/AUserBackend.cs
@@ -25,6 +25,7 @@ namespace BlubbFish.Utils.IoT.Connector {
     }
 
     public abstract void Send(String message);
+    public abstract void Send(String message, String[] buttons);
 
     public abstract void Dispose();
   }
diff --git a/IoT/Connector/User/Telegram.cs b/IoT/Connector/User/Telegram.cs
index 251ca50..3c153e0 100644
--- a/IoT/Connector/User/Telegram.cs
+++ b/IoT/Connector/User/Telegram.cs
@@ -4,6 +4,8 @@ using Telegram.Bot;
 using Telegram.Bot.Args;
 using Telegram.Bot.Exceptions;
 using Telegram.Bot.Types;
+using Telegram.Bot.Types.Enums;
+using Telegram.Bot.Types.ReplyMarkups;
 
 namespace BlubbFish.Utils.IoT.Connector.User {
   public class Telegram : AUserBackend {
@@ -37,11 +39,27 @@ namespace BlubbFish.Utils.IoT.Connector.User {
         Console.WriteLine(e.Message+" "+e.ErrorCode+" "+e.Parameters);
         Console.ForegroundColor = ConsoleColor.White;
       }
+      
     }
 
     public override void Dispose() {
       this.bot.StopReceiving();
       this.bot = null;
     }
+
+    public async override void Send(String message, String[] buttons) {
+      try {
+        KeyboardButton[] button = new KeyboardButton[buttons.Length];
+        for(Int32 i = 0; i < button.Length; i++) {
+          button[i] = new KeyboardButton(buttons[i]);
+        }
+        Message x = await this.bot.SendTextMessageAsync(this.chat, message, ParseMode.Default, false, false, 0, new ReplyKeyboardMarkup(button,true,true));
+        this.MessageSending?.Invoke(this, new UserMessageEventArgs(x.Text, x.Chat.Id, x.Date));
+      } catch (ApiRequestException e) {
+        Console.ForegroundColor = ConsoleColor.Red;
+        Console.WriteLine(e.Message + " " + e.ErrorCode + " " + e.Parameters);
+        Console.ForegroundColor = ConsoleColor.White;
+      }
+    }
   }
 }