Register operations for VIM, WIM, SDNC
provide http ACCEPTED 202 on asynchronous operations

Change-Id: I448dd90e74eca736af5b9e1f3f65bc45992228f0
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/osm_nbi/validation.py b/osm_nbi/validation.py
index b6ef64c..904abbd 100644
--- a/osm_nbi/validation.py
+++ b/osm_nbi/validation.py
@@ -807,5 +807,5 @@
     try:
         if UUID(x):
             return True
-    except (TypeError, ValueError):
+    except (TypeError, ValueError, AttributeError):
         return False