diff --git a/api/controllers/console/datasets/datasets_document.py b/api/controllers/console/datasets/datasets_document.py
index 5393ef8bc1..7105b417b7 100644
--- a/api/controllers/console/datasets/datasets_document.py
+++ b/api/controllers/console/datasets/datasets_document.py
@@ -38,6 +38,7 @@ from core.indexing_runner import IndexingRunner
 from core.model_manager import ModelManager
 from core.model_runtime.entities.model_entities import ModelType
 from core.model_runtime.errors.invoke import InvokeAuthorizationError
+from core.plugin.manager.exc import PluginNotFoundError
 from core.rag.extractor.entity.extract_setting import ExtractSetting
 from extensions.ext_database import db
 from extensions.ext_redis import redis_client
@@ -415,6 +416,8 @@ class DocumentIndexingEstimateApi(DocumentResource):
                     )
                 except ProviderTokenNotInitError as ex:
                     raise ProviderNotInitializeError(ex.description)
+                except PluginNotFoundError as ex:
+                    raise ProviderNotInitializeError(ex.description)
                 except Exception as e:
                     raise IndexingEstimateError(str(e))
 
@@ -516,6 +519,8 @@ class DocumentBatchIndexingEstimateApi(DocumentResource):
                 )
             except ProviderTokenNotInitError as ex:
                 raise ProviderNotInitializeError(ex.description)
+            except PluginNotFoundError as ex:
+                raise ProviderNotInitializeError(ex.description)
             except Exception as e:
                 raise IndexingEstimateError(str(e))
         return response