Bug 806, System test exception handled!

Change-Id: I4161afd764ab381999ef78754c8348fa1c25521d
Signed-off-by: yadavmr <my00514913@techmahindra.com>
diff --git a/descriptor-packages/tools/validate_descriptor.py b/descriptor-packages/tools/validate_descriptor.py
index 1c67195..9fe751a 100755
--- a/descriptor-packages/tools/validate_descriptor.py
+++ b/descriptor-packages/tools/validate_descriptor.py
@@ -173,7 +173,7 @@
                     validate_charm(vnfd["vnf-configuration"], input_file_name)
 
             if not mgmt_iface:
-                raise KeyError("'mgmt-iface' is a mandatory field and it is not defined")
+                raise KeyError("'mgmt-interface' is a mandatory field and it is not defined")
             myvnfd = vnfd_catalog.vnfd()
             pybindJSONDecoder.load_ietf_json(data, None, None, obj=myvnfd)
         elif "nsd:nsd-catalog" in data or "nsd-catalog" in data: