diff --git a/lib/cpp/src/TApplicationException.h b/lib/cpp/src/TApplicationException.h
index e125c52..61e6864 100644
--- a/lib/cpp/src/TApplicationException.h
+++ b/lib/cpp/src/TApplicationException.h
@@ -41,7 +41,9 @@
     INVALID_MESSAGE_TYPE = 2,
     WRONG_METHOD_NAME = 3,
     BAD_SEQUENCE_ID = 4,
-    MISSING_RESULT = 5
+    MISSING_RESULT = 5,
+    INTERNAL_ERROR = 6,
+    PROTOCOL_ERROR = 7
   };
 
   TApplicationException() :