diff --git a/pipeline_service/communication.py b/pipeline_service/communication.py
index 7b21559..e07e4bf 100644
--- a/pipeline_service/communication.py
+++ b/pipeline_service/communication.py
@@ -177,10 +177,22 @@ async def list_problems_for(role, agentid=None, tenant_id=None, task_id=None, li
 
 
 def _rec_to_dict(rec):
-    if hasattr(rec, '__dict__'):
-        return {k: getattr(rec, k) for k in dir(rec)
-                if not k.startswith('_') and not callable(getattr(rec, k))}
-    return dict(rec)
+    """把 sqlor 记录对象转成 dict。
+
+    sqlor 返回 appPublic.dictObject.DictObject，列名不暴露为实例属性（dir() 只列 dict 方法），
+    必须用 dict(rec) 取列，不能用 dir(rec) + getattr（会取到 None/方法）。
+    """
+    if isinstance(rec, dict):
+        return dict(rec)
+    try:
+        return dict(rec)
+    except (TypeError, ValueError):
+        if hasattr(rec, 'to_dict'):
+            try:
+                return rec.to_dict()
+            except Exception:
+                pass
+        return {}
 
 
 async def get_task_qa(task_id, role=None, agentid=None) -> dict:
diff --git a/pipeline_service/questions.py b/pipeline_service/questions.py
index 4e7a7c7..7e9aa18 100644
--- a/pipeline_service/questions.py
+++ b/pipeline_service/questions.py
@@ -71,10 +71,10 @@ async def get_question(question_id: str):
         if not recs:
             return None
         rec = recs[0]
-        if hasattr(rec, '__dict__'):
-            d = {k: getattr(rec, k) for k in dir(rec) if not k.startswith('_')}
-        else:
+        try:
             d = dict(rec)
+        except Exception:
+            d = {}
         ctx = d.get('context')
         if ctx and isinstance(ctx, str):
             try: