Do not return Null from SettingsRepository.Load().

zaaReloaded2/Controller/SettingsRepository.cs

@@ -49,7 +49,7 @@ namespace zaaReloaded2.Controller
             string s = Properties.Settings.Default.SettingsRepository;
             if (String.IsNullOrEmpty(s))
             {
-                return null;
+                return new SettingsRepository();
             }
             else
             {