VOL-3506 Handle ofp_error_msg in ofagent

Change-Id: Ib5d420d6cfbffc2acd0d98010818ae5ff675bb44
diff --git a/internal/pkg/openflow/flowMod.go b/internal/pkg/openflow/flowMod.go
index 1c8a906..9e0bdee 100644
--- a/internal/pkg/openflow/flowMod.go
+++ b/internal/pkg/openflow/flowMod.go
@@ -234,6 +234,7 @@
 
 			Instructions: instructions,
 		},
+		Xid: flowAdd.Xid,
 	}
 	if logger.V(log.DebugLevel) {
 		flowUpdateJs, _ := json.Marshal(flowUpdate)
@@ -449,6 +450,7 @@
 				OxmFields: oxmList,
 			},
 		},
+		Xid: flowDeleteStrict.Xid,
 	}
 
 	if logger.V(log.DebugLevel) {