diff --git a/NzbDrone.Common/Exceptions/NzbDroneException.cs b/NzbDrone.Common/Exceptions/NzbDroneException.cs
index b67c325157..7e0be7312d 100644
--- a/NzbDrone.Common/Exceptions/NzbDroneException.cs
+++ b/NzbDrone.Common/Exceptions/NzbDroneException.cs
@@ -15,5 +15,16 @@ protected NzbDroneException(string message)
         {
 
         }
+
+        protected NzbDroneException(string message, Exception innerException, params object[] args)
+            : base(string.Format(message, args), innerException)
+        {
+
+        }
+
+        protected NzbDroneException(string message, Exception innerException)
+            : base(message, innerException)
+        {
+        }
     }
 }
diff --git a/NzbDrone.Core/Configuration/InvalidConfigFileException.cs b/NzbDrone.Core/Configuration/InvalidConfigFileException.cs
index 3b3dbc5ea0..81ad976a61 100644
--- a/NzbDrone.Core/Configuration/InvalidConfigFileException.cs
+++ b/NzbDrone.Core/Configuration/InvalidConfigFileException.cs
@@ -6,7 +6,7 @@
 
 namespace NzbDrone.Core.Configuration
 {
-    public class InvalidConfigFileException : Exception
+    public class InvalidConfigFileException : NzbDroneException
     {
         public InvalidConfigFileException(string message, Exception innerException) : base(message, innerException)
         {