From 2bebc24bc6bc6299f4b8b495b875bec4a9c2341a Mon Sep 17 00:00:00 2001
From: yumoqing <yumoqing@gmail.com>
Date: Tue, 17 Mar 2026 11:00:23 +0800
Subject: [PATCH] bugfix

---
 dagflow/dagflow.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dagflow/dagflow.py b/dagflow/dagflow.py
index 8dd1aba..2c06260 100644
--- a/dagflow/dagflow.py
+++ b/dagflow/dagflow.py
@@ -356,9 +356,9 @@ where backid=${backid}$
 			if m_on:
 				on_array = safe_eval_condition(m_on, ctx)
 				for e in on_array:
-					nnodes.add((edge['to'], str(e)))
+					nnodes.append((edge['to'], str(e)))
 			else:
-				nnodes.add(edge['to'], None)
+				nnodes.append(edge['to'], None)
 
 		for node_id, ctx_ext in nnodes:
 			node = dsl['nodes'][node_id]