diff --git a/wwwroot/api/cockpit_chat.dspy b/wwwroot/api/cockpit_chat.dspy
index e879df9..8af38f8 100644
--- a/wwwroot/api/cockpit_chat.dspy
+++ b/wwwroot/api/cockpit_chat.dspy
@@ -200,7 +200,7 @@ if action == 'send_message':
             ctx = await _load_ctx(sor, uid)
             model = await _sel_model(sor, user_model_id)
             if not model:
-                yield json.dumps({"type":"widget","widget":_w_card("❌ 错误",_w_text("无可用LLM"),"error")},ensure_ascii=False)+'\n'
+                yield json.dumps({"type":"widget","widget":_w_card("❌ 错误",_w_text("无可用LLM"),"error")},ensure_ascii=False)+chr(10)
                 return
 
             repos_str = ', '.join([r['n'] for r in ctx['repos']]) or '无'