diff --git a/ErgometerLibrary/NetHelper.cs b/ErgometerLibrary/NetHelper.cs
index ac944b8..3a3faf9 100644
--- a/ErgometerLibrary/NetHelper.cs
+++ b/ErgometerLibrary/NetHelper.cs
@@ -52,7 +52,17 @@ namespace ErgometerLibrary
             */
 
             string str = ReadString(client);
-            NetCommand net = NetCommand.Parse(str);
+            NetCommand net;
+            if (str != "")
+                try {
+                    net = NetCommand.Parse(str);
+                }
+                catch(Exception e)
+                {
+                    net = new NetCommand(NetCommand.CommandType.ERROR, 0);
+                }
+            else
+                net = new NetCommand(NetCommand.CommandType.ERROR, 0);
             return net;
         }
 
diff --git a/ErgometerLibrary/Properties/AssemblyInfo.cs b/ErgometerLibrary/Properties/AssemblyInfo.cs
index 31cbfba..269ba2c 100644
--- a/ErgometerLibrary/Properties/AssemblyInfo.cs
+++ b/ErgometerLibrary/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.3.1")]
-[assembly: AssemblyFileVersion("1.0.3.1")]
+[assembly: AssemblyVersion("1.0.3.5")]
+[assembly: AssemblyFileVersion("1.0.3.5")]