diff --git a/src/sonic_ax_impl/mibs/ietf/rfc4363.py b/src/sonic_ax_impl/mibs/ietf/rfc4363.py
index 296923001..c41ed3dde 100644
--- a/src/sonic_ax_impl/mibs/ietf/rfc4363.py
+++ b/src/sonic_ax_impl/mibs/ietf/rfc4363.py
@@ -68,6 +68,9 @@ def update_data(self):
                 break
 
             ent = self.db_conn.get_all(mibs.ASIC_DB, s, blocking=False)
+            if not ent:
+                continue
+
             # Example output: oid:0x3a000000000608
             bridge_port_id = ent[b"SAI_FDB_ENTRY_ATTR_BRIDGE_PORT_ID"][6:]
             if bridge_port_id not in self.if_bpid_map: