diff --git a/src/config/api-server/vnc_cfg_api_server.py b/src/config/api-server/vnc_cfg_api_server.py
index 90e11058e29..4592218c887 100644
--- a/src/config/api-server/vnc_cfg_api_server.py
+++ b/src/config/api-server/vnc_cfg_api_server.py
@@ -264,7 +264,7 @@ def _validate_props_in_request(self, resource_class, obj_dict):
                     self._validate_complex_type(prop_cls, prop_value)
                 except Exception as e:
                     err_msg = 'Error validating property %s value %s ' \
-                              %(prop_name, prop_dict)
+                              %(prop_name, prop_value)
                     err_msg += str(e)
                     return False, err_msg
             elif isinstance(prop_value, list):
@@ -1894,7 +1894,7 @@ def ref_update_http_post(self):
 
         # invoke the extension
         try:
-            pre_func = 'pre_'+obj_type+'_update'
+            pre_func = 'pre_'+obj_type.replace('-', '_')+'_update'
             self._extension_mgrs['resourceApi'].map_method(pre_func, obj_uuid, obj_dict)
         except RuntimeError:
             # lack of registered extension leads to RuntimeError
@@ -1941,7 +1941,7 @@ def ref_update_http_post(self):
 
         # invoke the extension
         try:
-            post_func = 'post_'+obj_type+'_update'
+            post_func = 'post_'+obj_type.replace('-', '_')+'_update'
             self._extension_mgrs['resourceApi'].map_method(post_func, obj_uuid, obj_dict, read_result)
         except RuntimeError:
             # lack of registered extension leads to RuntimeError
diff --git a/src/config/schema-transformer/config_db.py b/src/config/schema-transformer/config_db.py
index a42cc1ab9ba..c0b1b9b709e 100644
--- a/src/config/schema-transformer/config_db.py
+++ b/src/config/schema-transformer/config_db.py
@@ -219,14 +219,14 @@ def __init__(self, name, obj=None, acl_dict=None):
             self.rt_list = set()
         import_rt_list = self.obj.get_import_route_target_list()
         if import_rt_list:
-            self.import_rt_list = set(rt_list.get_route_target())
+            self.import_rt_list = set(import_rt_list.get_route_target())
             for rt in self.import_rt_list:
                 RouteTargetST.locate(rt)
         else:
             self.import_rt_list = set()
         export_rt_list = self.obj.get_export_route_target_list()
         if export_rt_list:
-            self.export_rt_list = set(rt_list.get_route_target())
+            self.export_rt_list = set(export_rt_list.get_route_target())
             for rt in self.export_rt_list:
                 RouteTargetST.locate(rt)
         else:
@@ -2807,7 +2807,7 @@ def create_bgp_router(self, name):
             server_router = server_router.obj
         bgp_router = BgpRouter(vmi.obj.name, parent_obj=ri.obj)
         params = BgpRouterParams(
-            autonomous_system=self.asn,
+            autonomous_system=int(self.asn) if self.asn else None,
             ip_address=self.ip_address,
             identifier=self.ip_address,
             source_port=self._cassandra.alloc_bgpaas_port(router_fq_name),
@@ -3564,4 +3564,4 @@ def delete_routing_instance(self, ri):
         self.routing_instances.discard(ri.name)
 
     # end delete_routing_instance
-# end RoutingPolicyST
\ No newline at end of file
+# end RoutingPolicyST