From 24d16a71cc000ba33162007f212c90f4aec2b47c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E8=89=AF?= <841369634@qq.com>
Date: Mon, 27 Apr 2026 17:56:07 +0800
Subject: [PATCH] fix: Fix the `Parameter Extraction` node responded with
 incorrect attribute names when parameters were not extracted

---
 .../impl/base_parameter_extraction_node.py                  | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/apps/application/flow/step_node/parameter_extraction_node/impl/base_parameter_extraction_node.py b/apps/application/flow/step_node/parameter_extraction_node/impl/base_parameter_extraction_node.py
index ae13f7c6c77..ed0c2e684cc 100644
--- a/apps/application/flow/step_node/parameter_extraction_node/impl/base_parameter_extraction_node.py
+++ b/apps/application/flow/step_node/parameter_extraction_node/impl/base_parameter_extraction_node.py
@@ -62,9 +62,9 @@ def generate_content(input_variable, variable_list):
     return value
 
 
-def json_loads(response, expected_fields):
+def json_loads(response, variable_list):
     if not response or not isinstance(response, str):
-        return {field: None for field in expected_fields}
+        return generate_example(variable_list)
 
     cleaned = response.strip()
 
@@ -79,7 +79,7 @@ def json_loads(response, expected_fields):
             return result
         except:
             continue
-    return generate_example(expected_fields)
+    return generate_example(variable_list)
 
 
 class BaseParameterExtractionNode(IParameterExtractionNode):