diff --git a/dbm-ui/backend/iam_app/dataclass/actions.py b/dbm-ui/backend/iam_app/dataclass/actions.py
index aa69e65469..fd46ae86a3 100644
--- a/dbm-ui/backend/iam_app/dataclass/actions.py
+++ b/dbm-ui/backend/iam_app/dataclass/actions.py
@@ -74,9 +74,9 @@ class ActionEnum:
     def get_action_by_id(cls, action_id: Union[(ActionMeta, str)]) -> ActionMeta:
         if isinstance(action_id, ActionMeta):
             return action_id
-        if action_id not in cls.__dict__:
+        if action_id.lower() not in _all_actions:
             raise ActionNotExistError(_("动作ID不存在: {}").format(action_id))
-        return cls.__dict__[action_id]
+        return _all_actions[action_id.lower()]
 
 
 _all_actions = {action.id: action for action in ActionEnum.__dict__.values() if isinstance(action, ActionMeta)}
diff --git a/dbm-ui/backend/iam_app/dataclass/resources.py b/dbm-ui/backend/iam_app/dataclass/resources.py
index 6efd3010d5..82a91224f6 100644
--- a/dbm-ui/backend/iam_app/dataclass/resources.py
+++ b/dbm-ui/backend/iam_app/dataclass/resources.py
@@ -90,10 +90,10 @@ def get_resource_by_id(cls, resource_id: Union[ResourceMeta, str]):
         if isinstance(resource_id, ResourceMeta):
             return resource_id
 
-        if resource_id not in cls.__dict__:
+        if resource_id not in _all_resources:
             raise ResourceNotExistError(_("资源类型ID不存在: {}").format(resource_id))
 
-        return cls.__dict__[resource_id]
+        return _all_resources[resource_id]
 
 
 _all_resources = {resource.id: resource for resource in ResourceEnum.__dict__.values() if hasattr(resource, "id")}