diff --git a/skillagent/skillengine.py b/skillagent/skillengine.py
index 712ca37..de18d56 100644
--- a/skillagent/skillengine.py
+++ b/skillagent/skillengine.py
@@ -87,7 +87,7 @@ class IndustrialSkillEngine:
 		self.state = {"current_skill": None, "history": [], "pending_params": []}
 
 	async def write_output(self, data):
-		debug('-----------write_output() called: {data=}')
+		debug(f'-----------write_output() called: {data=}')
 		await self.task_queue.put(data)
 	
 	# --- 1. 工业级初始化：依赖检查与索引 ---
@@ -256,7 +256,7 @@ class IndustrialSkillEngine:
 				if user_reply:
 					break
 				if cnt >= 60:
-					debug('env.session_getvalue("{sessionkey}") get None')
+					debug(f'env.session_getvalue("{sessionkey}") get None')
 					cnt = 0
 				cnt += 1
 			debug(f'{user_reply=}===============================')