Fixed volume deletion error at openstack

Change-Id: Icff2b4da07613fe69b8b1bbead45a01fd71fccc9
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/osm_ro/nfvo.py b/osm_ro/nfvo.py
index 3b1e4c0..a6d3ba3 100644
--- a/osm_ro/nfvo.py
+++ b/osm_ro/nfvo.py
@@ -392,7 +392,7 @@
                     mydb.delete_row(FROM="datacenters_images", WHERE={"datacenter_vim_id": vim["id"], "vim_id":item["uuid"]})
                 elif item["what"]=="flavor":
                     vim.delete_flavor(item["uuid"])
-                    mydb.delete_row(FROM="datacenters_flavors", WHERE={"datacenter_id": vim["id"], "vim_id":item["uuid"]})
+                    mydb.delete_row(FROM="datacenters_flavors", WHERE={"datacenter_vim_id": vim["id"], "vim_id":item["uuid"]})
                 elif item["what"]=="network":
                     vim.delete_network(item["uuid"])
                 elif item["what"]=="vm":
@@ -828,7 +828,7 @@
     try:
         myvnfd = vnfd_catalog.vnfd()
         try:
-            pybindJSONDecoder.load_ietf_json(vnf_descriptor, None, None, obj=myvnfd)
+            pybindJSONDecoder.load_ietf_json(vnf_descriptor, None, None, obj=myvnfd, path_helper=True)
         except Exception as e:
             raise NfvoException("Error. Invalid VNF descriptor format " + str(e), HTTP_Bad_Request)
         db_vnfs = []