diff --git a/BosMon-Webserver/BosMon-Webserver.csproj b/BosMon-Webserver/BosMon-Webserver.csproj
index f881a76..92cdb33 100644
--- a/BosMon-Webserver/BosMon-Webserver.csproj
+++ b/BosMon-Webserver/BosMon-Webserver.csproj
@@ -25,9 +25,9 @@
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>
     <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
+    <Optimize>false</Optimize>
     <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
diff --git a/BosMon-Webserver/POCSAG.cs b/BosMon-Webserver/POCSAG.cs
index 260ad3c..a0a4ce9 100644
--- a/BosMon-Webserver/POCSAG.cs
+++ b/BosMon-Webserver/POCSAG.cs
@@ -1,9 +1,9 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Net;
 using System.Text;
 using System.Threading.Tasks;
-using System.Web;
 
 namespace BlubbFish.BosMon.Webserver {
   class POCSAG {
@@ -52,7 +52,7 @@ namespace BlubbFish.BosMon.Webserver {
     internal String ToXML() {
       String ret = "<telegram>\r\n";
       ret += "<function>"+this.Function+ "</function>\r\n";
-      ret += "<message>"+ HttpUtility.HtmlEncode(this.Message) + "</message>\r\n";
+      ret += "<message>"+ WebUtility.HtmlEncode(this.Message) + "</message>\r\n";
       ret += "<type>3</type>\r\n";
       ret += "<address>"+this.Address.ToString("D7")+ "</address>\r\n";
       ret += "<timestamp>"+((DateTimeOffset)this.Time).ToUnixTimeMilliseconds()+ "</timestamp>\r\n";
diff --git a/BosMon-Webserver/XMLWebserver.cs b/BosMon-Webserver/XMLWebserver.cs
index a86318c..3b6268d 100644
--- a/BosMon-Webserver/XMLWebserver.cs
+++ b/BosMon-Webserver/XMLWebserver.cs
@@ -38,7 +38,7 @@ namespace BlubbFish.BosMon.Webserver {
                 ctx.Response.OutputStream.Close();
                 ctx.Response.Close();
               } catch(Exception e) {
-                Helper.WriteError("Context Exception: " + e.Message +""+e.Source+ "\n\n" + e.StackTrace);
+                Helper.WriteError("Context Exception: " + e.Message + " " + e.Source + "\n" + e.StackTrace);
               }
             }, this._listener.GetContext());
           }
@@ -49,35 +49,40 @@ namespace BlubbFish.BosMon.Webserver {
     }
 
     private void SendResponse(HttpListenerContext ctx) {
-      if (this.CheckAuth(ctx.Request)) {
-        ctx.Response.ContentType = "text/xml";
-        ctx.Response.Headers.Add(HttpResponseHeader.Server, "BM Webserver 1.3");
-        ctx.Response.SendChunked = true;
-        ctx.Response.Headers.Add(HttpResponseHeader.Date, DateTime.Now.ToString("ddd, dd MMM yyy HH':'mm':'ss 'GMT'"));
-        ctx.Response.Headers.Add(HttpResponseHeader.Connection, "close");
-        Byte[] start = Encoding.UTF8.GetBytes("<?xml version=\"1.0\" encoding=\"UTF - 8\" standalone=\"yes\"?>\r\n<telegrams>\r\n");
-        ctx.Response.OutputStream.Write(start, 0, start.Length);
-        ctx.Response.OutputStream.Flush();
-        start = Encoding.UTF8.GetBytes("<live>" + ((DateTimeOffset)DateTime.Now).ToUnixTimeMilliseconds() + "</live>\r\n");
-        ctx.Response.OutputStream.Write(start, 0, start.Length);
-        ctx.Response.OutputStream.Flush();
-        while (true) {
-          List<POCSAG> submit = new List<POCSAG>();
-          while (this.pOCSAGs.Count > 0) {
-            submit.Add(this.pOCSAGs.Dequeue());
+      try {
+        if (this.CheckAuth(ctx.Request)) {
+          ctx.Response.ContentType = "text/xml";
+          ctx.Response.Headers.Add(HttpResponseHeader.Server, "BM Webserver 1.3");
+          ctx.Response.SendChunked = true;
+          ctx.Response.Headers.Add(HttpResponseHeader.Date, DateTime.Now.ToString("ddd, dd MMM yyy HH':'mm':'ss 'GMT'"));
+          ctx.Response.Headers.Add(HttpResponseHeader.Connection, "close");
+          Byte[] start = Encoding.UTF8.GetBytes("<?xml version=\"1.0\" encoding=\"UTF - 8\" standalone=\"yes\"?>\r\n<telegrams>\r\n");
+          ctx.Response.OutputStream.Write(start, 0, start.Length);
+          ctx.Response.OutputStream.Flush();
+          start = Encoding.UTF8.GetBytes("<live>" + ((DateTimeOffset)DateTime.Now).ToUnixTimeMilliseconds() + "</live>\r\n");
+          ctx.Response.OutputStream.Write(start, 0, start.Length);
+          ctx.Response.OutputStream.Flush();
+          while (true) {
+            List<POCSAG> submit = new List<POCSAG>();
+            while (this.pOCSAGs.Count > 0) {
+              submit.Add(this.pOCSAGs.Dequeue());
+            }
+            if (submit.Count > 0) {
+              Console.WriteLine("<- Send " + submit.Count + " Items");
+            }
+            foreach (POCSAG item in submit) {
+              Byte[] buf = Encoding.UTF8.GetBytes(item.ToXML());
+              ctx.Response.OutputStream.Write(buf, 0, buf.Length);
+              ctx.Response.OutputStream.Flush();
+            }
+            Thread.Sleep(100);
           }
-          if (submit.Count > 0) {
-            Console.WriteLine("<- Send " + submit.Count + " Items");
-          }
-          foreach (POCSAG item in submit) {
-            Byte[] buf = Encoding.UTF8.GetBytes(item.ToXML());
-            ctx.Response.OutputStream.Write(buf, 0, buf.Length);
-            ctx.Response.OutputStream.Flush();
-          }
-          Thread.Sleep(100);
         }
+        ctx.Response.StatusCode = 403;
+      }
+      catch(Exception e) {
+        Helper.WriteError("Send Response Exception: " + e.Message + " " + e.Source + "\n" + e.StackTrace);
       }
-      ctx.Response.StatusCode = 403;
     }
 
     private void ParseInput(HttpListenerContext request) {
@@ -91,7 +96,7 @@ namespace BlubbFish.BosMon.Webserver {
         foreach (String item in items) {
           String[] kv = item.Split('=');
           if (kv.Length == 2) {
-            kv[1] = HttpUtility.UrlDecode(kv[1]);
+            kv[1] = WebUtility.UrlDecode(kv[1]);
             input.Add(kv[0], kv[1]);
           }
         }
diff --git a/BosMon-Webserver/bin/Release/BosMon-Webserver.exe b/BosMon-Webserver/bin/Release/BosMon-Webserver.exe
index 0f5b14b..8de02f1 100644
Binary files a/BosMon-Webserver/bin/Release/BosMon-Webserver.exe and b/BosMon-Webserver/bin/Release/BosMon-Webserver.exe differ
diff --git a/BosMon-Webserver/bin/Release/Utils.dll b/BosMon-Webserver/bin/Release/Utils.dll
index a28cada..d54cf28 100644
Binary files a/BosMon-Webserver/bin/Release/Utils.dll and b/BosMon-Webserver/bin/Release/Utils.dll differ
diff --git a/BosMon-Webserver/dpkg/bmweb.service b/BosMon-Webserver/dpkg/bmweb.service
index d747a16..a0c670e 100644
--- a/BosMon-Webserver/dpkg/bmweb.service
+++ b/BosMon-Webserver/dpkg/bmweb.service
@@ -13,7 +13,7 @@ ExecStartPre=/bin/rm /var/log/bmweb.log
 ExecStartPre=/bin/touch /var/log/bmweb.log
 ExecStartPre=/bin/chown bmweb:bmweb /var/log/bmweb.log
 ExecStartPre=/bin/chmod 644 /var/log/bmweb.log
-ExecStart=/usr/bin/mono /usr/local/bin/bmweb/BosMon-Webserver.exe
+ExecStart=/usr/bin/mono --debug /usr/local/bin/bmweb/BosMon-Webserver.exe
 KillMode=control-group
 TimeoutStopSec=5
 Restart=on-failure
diff --git a/BosMon-Webserver/dpkg/control b/BosMon-Webserver/dpkg/control
index 892523e..85e41df 100644
--- a/BosMon-Webserver/dpkg/control
+++ b/BosMon-Webserver/dpkg/control
@@ -3,7 +3,7 @@ Version: x.x-x
 Section: base
 Priority: optional
 Architecture: any
-Depends: mono-runtime (>= 5.16.0), libmono-system-web4.0-cil (>= 5.16.0)
+Depends: mono-runtime (>= 5.16.0)
 Maintainer: BlubbFish <dev@blubbfish.net>
 Description: Bosmon-Webserver
  A Webserver for Bosmon Telegrafs