Bug: meta_data_filter=method: auto Silently Skips Vector Retrieval, Rendering Chat Completely Useless

用户在使用 RAGFlow 时,在 Chat 助手的 Advanced → Metadata Filtering 中启用了“Auto”模式,但知识库未配置任何 metadata 标签。结果是每次对话即使文档包含相关信息,也返回“No relevant content found”。该 Bug 不会输
![[Bug]: nightly vO.24.0-427-g577c96bf2 In the "paptor" feature of the knowledge graph, it is impossible to switch to "entire library" – it re](https://www.chat-gpts.plus/wp-content/uploads/2026/06/13999-d3493c41-768x403.jpg)







