# HG changeset patch
# User Marcin Kuzminski <marcin@rhodecode.com>
# Date 2018-07-11 11:26:45
# Node ID dd2ef7545292cdc070785de40d6ab7489d46a7a5
# Parent  b71876f9a0ab57b595fbda32d91bdbc17f52f486

events: UserPermissionsChanged should not flush duplicates

diff --git a/rhodecode/apps/admin/subscribers.py b/rhodecode/apps/admin/subscribers.py
--- a/rhodecode/apps/admin/subscribers.py
+++ b/rhodecode/apps/admin/subscribers.py
@@ -32,7 +32,7 @@ def trigger_user_permission_flush(event)
     automatic flush of permission caches, so the users affected receive new permissions
     Right Away
     """
-    affected_user_ids = event.user_ids
+    affected_user_ids = set(event.user_ids)
     for user_id in affected_user_ids:
         cache_namespace_uid = 'cache_user_auth.{}'.format(user_id)
         del_keys = rc_cache.clear_cache_namespace('cache_perms', cache_namespace_uid)