diff --git a/nanobot/channels/feishu.py b/nanobot/channels/feishu.py
index 3e9db3f4e..7c14651f3 100644
--- a/nanobot/channels/feishu.py
+++ b/nanobot/channels/feishu.py
@@ -973,11 +973,14 @@ class FeishuChannel(BaseChannel):
                 return None
             card_id = getattr(response.data, "card_id", None)
             if card_id:
-                self._send_message_sync(
+                message_id = self._send_message_sync(
                     receive_id_type, chat_id, "interactive",
                     json.dumps({"type": "card", "data": {"card_id": card_id}}),
                 )
-            return card_id
+                if message_id:
+                    return card_id
+                logger.warning("Created streaming card {} but failed to send it to {}", card_id, chat_id)
+            return None
         except Exception as e:
             logger.warning("Error creating streaming card: {}", e)
             return None
diff --git a/tests/channels/test_feishu_streaming.py b/tests/channels/test_feishu_streaming.py
index 5532f0635..22ad8cbc6 100644
--- a/tests/channels/test_feishu_streaming.py
+++ b/tests/channels/test_feishu_streaming.py
@@ -82,6 +82,17 @@ class TestCreateStreamingCard:
         ch._client.cardkit.v1.card.create.side_effect = RuntimeError("network")
         assert ch._create_streaming_card_sync("chat_id", "oc_chat1") is None
 
+    def test_returns_none_when_card_send_fails(self):
+        ch = _make_channel()
+        ch._client.cardkit.v1.card.create.return_value = _mock_create_card_response("card_123")
+        resp = MagicMock()
+        resp.success.return_value = False
+        resp.code = 99999
+        resp.msg = "error"
+        resp.get_log_id.return_value = "log1"
+        ch._client.im.v1.message.create.return_value = resp
+        assert ch._create_streaming_card_sync("chat_id", "oc_chat1") is None
+
 
 class TestCloseStreamingMode:
     def test_returns_true_on_success(self):