diff --git a/ingestion/src/metadata/ingestion/source/dashboard/tableau/client.py b/ingestion/src/metadata/ingestion/source/dashboard/tableau/client.py
index 2eb8a167da3..12c6e63eb07 100644
--- a/ingestion/src/metadata/ingestion/source/dashboard/tableau/client.py
+++ b/ingestion/src/metadata/ingestion/source/dashboard/tableau/client.py
@@ -105,9 +105,7 @@ class TableauClient:
             if owner and owner.email:
                 return TableauOwner(id=owner.id, name=owner.name, email=owner.email)
         except Exception as err:
-            logger.warning(
-                f"Failed to fetch owner details for ID {owner_id}: {str(err)}"
-            )
+            logger.debug(f"Failed to fetch owner details for ID {owner_id}: {str(err)}")
         return None
 
     def get_workbook_charts_and_user_count(
@@ -309,7 +307,7 @@ class TableauClient:
         except Exception:
             logger.debug(traceback.format_exc())
             logger.warning("Unable to fetch Data Sources")
-        return None
+        return []
 
     def get_custom_sql_table_queries(self, datasource_id: str) -> Optional[List[str]]:
         """
diff --git a/ingestion/src/metadata/ingestion/source/dashboard/tableau/models.py b/ingestion/src/metadata/ingestion/source/dashboard/tableau/models.py
index 5957540f791..2020d4fa7b8 100644
--- a/ingestion/src/metadata/ingestion/source/dashboard/tableau/models.py
+++ b/ingestion/src/metadata/ingestion/source/dashboard/tableau/models.py
@@ -187,7 +187,7 @@ class TableauDashboard(TableauBaseModel):
     tags: Optional[Set] = []
     webpageUrl: Optional[str] = None
     charts: Optional[List[TableauChart]] = None
-    dataModels: List[DataSource] = []
+    dataModels: Optional[List[DataSource]] = []
     custom_sql_queries: Optional[List[str]] = None
     user_views: Optional[int] = None