- Removed forced exception for parameterless Zone instancing. Was throwing an exception during deserialization of the xml documention.

- Fixed the Select a Realm form from crashing when the listbox was clicked and no Realm was selected.

Mud Designer/Editors/ExistingRealms.cs

@@ -46,6 +46,9 @@ namespace MudDesigner.Editors
 
         private void lstRealms_SelectedIndexChanged(object sender, EventArgs e)
         {
+            if (lstRealms.SelectedIndex == -1)
+                return;
+
             foreach (Realm realm in realms)
             {
                 if (realm.Name == lstRealms.SelectedItem.ToString())

Mud Designer/Editors/RealmExplorer.cs

@@ -21,8 +21,6 @@ namespace MudDesigner.Editors
     public partial class RealmExplorer : Form
     {
         List<Realm> realms;
-        List<Zone> zones;
-        List<Room> rooms;
 
         public RealmExplorer()
         {

Mud Designer/MudEngine/GameObjects/Environment/Zone.cs

@@ -42,7 +42,7 @@ namespace MudDesigner.MudEngine.GameObjects.Environment
 
         public Zone()
         {
-            throw new NotSupportedException("Parameterless constructors of Type " + this.GetType().FullName + " is not supported.");
+            //throw new NotSupportedException("Parameterless constructors of Type " + this.GetType().FullName + " is not supported.");
         }
 
         public Zone(Realm realm)