diff --git a/src/config/schema-transformer/config_db.py b/src/config/schema-transformer/config_db.py
index 6c4785916ce..88b5b3750c1 100644
--- a/src/config/schema-transformer/config_db.py
+++ b/src/config/schema-transformer/config_db.py
@@ -1937,6 +1937,8 @@ def update_routing_policy_and_aggregates(self):
         if not self.service_chain:
             return
         sc = ServiceChain.get(self.service_chain)
+        if sc is None:
+            return
         for si_name in sc.service_list:
             if not self.name.endswith(si_name.replace(':', '_')):
                 continue