落地系统异常：大模型/TMS/建群故障停住本单并告警，后台可重试失败步骤。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/llm/extract_text.py

@@ -145,6 +145,19 @@ def extract_inquiry_snapshot(
         b_payload = invoke_extract_fields(
             text, allow_network=allow_b, chat_fn=chat_fn
         )
+    if isinstance(b_payload, dict) and not b_payload.get("ok"):
+        err = str(b_payload.get("error") or "").strip()
+        if err not in {"b_network_disabled", "extract_fields_shell_not_implemented"} and (
+            allow_b or chat_fn is not None
+        ):
+            return {
+                "business_line": mode,
+                "land_subtype": "",
+                "facts": {},
+                "source": "llm_tech_fail",
+                "tech_fail": True,
+                "tech_error": err or "LLM_FAIL",
+            }
     if b_payload and b_payload.get("ok"):
         merged = dict(b_payload.get("facts") or {})
         merged.update(facts)