diff --git a/apps/application/chat_pipeline/step/search_dataset_step/impl/base_search_dataset_step.py b/apps/application/chat_pipeline/step/search_dataset_step/impl/base_search_dataset_step.py
index 0d43c3b2a4..c13b414dc3 100644
--- a/apps/application/chat_pipeline/step/search_dataset_step/impl/base_search_dataset_step.py
+++ b/apps/application/chat_pipeline/step/search_dataset_step/impl/base_search_dataset_step.py
@@ -35,7 +35,7 @@ def get_model_by_id(_id, user_id):
 def get_embedding_id(dataset_id_list):
     dataset_list = QuerySet(DataSet).filter(id__in=dataset_id_list)
     if len(set([dataset.embedding_mode_id for dataset in dataset_list])) > 1:
-        raise Exception("知识库未向量模型不一致")
+        raise Exception("关联知识库的向量模型不一致，无法召回分段。")
     if len(dataset_list) == 0:
         raise Exception("知识库设置错误,请重新设置知识库")
     return dataset_list[0].embedding_mode_id
diff --git a/apps/application/flow/step_node/search_dataset_node/impl/base_search_dataset_node.py b/apps/application/flow/step_node/search_dataset_node/impl/base_search_dataset_node.py
index 60bec0a4a3..bc7e4c8539 100644
--- a/apps/application/flow/step_node/search_dataset_node/impl/base_search_dataset_node.py
+++ b/apps/application/flow/step_node/search_dataset_node/impl/base_search_dataset_node.py
@@ -25,7 +25,7 @@
 def get_embedding_id(dataset_id_list):
     dataset_list = QuerySet(DataSet).filter(id__in=dataset_id_list)
     if len(set([dataset.embedding_mode_id for dataset in dataset_list])) > 1:
-        raise Exception("知识库未向量模型不一致")
+        raise Exception("关联知识库的向量模型不一致，无法召回分段。")
     if len(dataset_list) == 0:
         raise Exception("知识库设置错误,请重新设置知识库")
     return dataset_list[0].embedding_mode_id