diff --git a/astrbot/core/knowledge_base/kb_helper.py b/astrbot/core/knowledge_base/kb_helper.py
index 1e9127d72a..93e0cf9bed 100644
--- a/astrbot/core/knowledge_base/kb_helper.py
+++ b/astrbot/core/knowledge_base/kb_helper.py
@@ -135,13 +135,41 @@ async def initialize(self) -> None:
 
     async def get_ep(self) -> EmbeddingProvider:
         if not self.kb.embedding_provider_id:
-            raise ValueError(f"知识库 {self.kb.kb_name} 未配置 Embedding Provider")
+            self.kb.embedding_provider_id = "Embedding_Provider"
+            logger.error(f"知识库 {self.kb.kb_name} 未配置 Embedding Provider")
         ep: EmbeddingProvider = await self.prov_mgr.get_provider_by_id(
             self.kb.embedding_provider_id,
         )  # type: ignore
         if not ep:
-            raise ValueError(
-                f"无法找到 ID 为 {self.kb.embedding_provider_id} 的 Embedding Provider",
+            logger.error(
+                f"无法找到 ID 为 {self.kb.embedding_provider_id} 的 Embedding Provider,使用占位Embedding Provider"
+            )
+
+            class TempEmbeddingProvider(EmbeddingProvider):
+                def __init__(
+                    self,
+                    provider_config: dict,
+                    provider_settings: dict,
+                    embedding_provider_id: str,
+                ) -> None:
+                    super().__init__(provider_config, provider_settings)
+                    self.embedding_provider_id = embedding_provider_id
+
+                async def get_embedding(self, text: str) -> list[float]:
+                    raise ValueError(
+                        f"无法找到 ID 为 {self.embedding_provider_id} 的 Embedding Provider"
+                    )
+
+                async def get_embeddings(self, texts: list[str]) -> list[list[float]]:
+                    raise ValueError(
+                        f"无法找到 ID 为 {self.embedding_provider_id} 的 Embedding Provider"
+                    )
+
+                def get_dim(self) -> int:
+                    return 512
+
+            ep: EmbeddingProvider = TempEmbeddingProvider(
+                {}, {}, self.kb.embedding_provider_id
             )
         return ep
 
@@ -152,14 +180,38 @@ async def get_rp(self) -> RerankProvider | None:
             self.kb.rerank_provider_id,
         )  # type: ignore
         if not rp:
-            raise ValueError(
-                f"无法找到 ID 为 {self.kb.rerank_provider_id} 的 Rerank Provider",
+            logger.error(
+                f"无法找到 ID 为 {self.kb.rerank_provider_id} 的 Rerank Provider,使用占位Rerank Provider"
             )
+
+            class TempRerankProvider(RerankProvider):
+                def __init__(
+                    self,
+                    provider_config: dict,
+                    provider_settings: dict,
+                    rerank_provider_id: str,
+                ) -> None:
+                    super().__init__(provider_config, provider_settings)
+                    self.rerank_provider_id = rerank_provider_id
+
+                async def rerank(
+                    self,
+                    query: str,
+                    documents: list[str],
+                    top_n: int | None = None,
+                ):
+                    raise ValueError(
+                        f"无法找到 ID 为 {self.rerank_provider_id} 的 Rerank Provider"
+                    )
+
+            rp: RerankProvider = TempRerankProvider({}, {}, self.kb.rerank_provider_id)
         return rp
 
     async def _ensure_vec_db(self) -> FaissVecDB:
         if not self.kb.embedding_provider_id:
-            raise ValueError(f"知识库 {self.kb.kb_name} 未配置 Embedding Provider")
+            self.kb.embedding_provider_id = "Embedding_Provider"
+            logger.error(f"知识库 {self.kb.kb_name} 未配置 Embedding Provider")
+            # raise ValueError(f"知识库 {self.kb.kb_name} 未配置 Embedding Provider")
 
         ep = await self.get_ep()
         rp = await self.get_rp()