diff --git a/api/core/app/app_config/easy_ui_based_app/dataset/manager.py b/api/core/app/app_config/easy_ui_based_app/dataset/manager.py
index 20189053f4..9c6261acea 100644
--- a/api/core/app/app_config/easy_ui_based_app/dataset/manager.py
+++ b/api/core/app/app_config/easy_ui_based_app/dataset/manager.py
@@ -144,9 +144,6 @@ class DatasetConfigManager:
         if not isinstance(config["dataset_configs"], dict):
             raise ValueError("dataset_configs must be of object type")
 
-        if not isinstance(config["dataset_configs"], dict):
-            raise ValueError("dataset_configs must be of object type")
-
         need_manual_query_datasets = config.get("dataset_configs") and config["dataset_configs"].get(
             "datasets", {}
         ).get("datasets")
diff --git a/api/services/app_dsl_service.py b/api/services/app_dsl_service.py
index d33d277d4b..aca160b9c9 100644
--- a/api/services/app_dsl_service.py
+++ b/api/services/app_dsl_service.py
@@ -411,7 +411,7 @@ class AppDslService:
 
         # Set icon type
         icon_type_value = icon_type or app_data.get("icon_type")
-        if icon_type_value in ["emoji", "link"]:
+        if icon_type_value in ["emoji", "link", "image"]:
             icon_type = icon_type_value
         else:
             icon_type = "emoji"