diff --git a/rhodecode/api/views/repo_group_api.py b/rhodecode/api/views/repo_group_api.py
--- a/rhodecode/api/views/repo_group_api.py
+++ b/rhodecode/api/views/repo_group_api.py
@@ -232,6 +232,9 @@ def create_repo_group(
             user=apiuser)
 
         Session().commit()
+
+        PermissionModel().trigger_permission_flush()
+
         return {
             'msg': 'Created new repo group `%s`' % validated_group_name,
             'repo_group': repo_group.get_api_data()
diff --git a/rhodecode/apps/admin/views/repo_groups.py b/rhodecode/apps/admin/views/repo_groups.py
--- a/rhodecode/apps/admin/views/repo_groups.py
+++ b/rhodecode/apps/admin/views/repo_groups.py
@@ -349,13 +349,7 @@ class AdminRepoGroupsView(BaseAppView, D
                     % repo_group_name, category='error')
             raise HTTPFound(h.route_path('home'))
 
-        affected_user_ids = [self._rhodecode_user.user_id]
-        if copy_permissions:
-            user_group_perms = repo_group.permissions(expand_from_user_groups=True)
-            copy_perms = [perm['user_id'] for perm in user_group_perms]
-            # also include those newly created by copy
-            affected_user_ids.extend(copy_perms)
-        PermissionModel().trigger_permission_flush(affected_user_ids)
+        PermissionModel().trigger_permission_flush()
 
         raise HTTPFound(
             h.route_path('repo_group_home',
diff --git a/rhodecode/apps/admin/views/repositories.py b/rhodecode/apps/admin/views/repositories.py
--- a/rhodecode/apps/admin/views/repositories.py
+++ b/rhodecode/apps/admin/views/repositories.py
@@ -242,11 +242,7 @@ class AdminReposView(BaseAppView, DataGr
 
         repo_name = form_result.get('repo_name_full')
 
-        affected_user_ids = [self._rhodecode_user.user_id]
-        if copy_permissions:
-            # permission flush is done in repo creating
-            pass
-        PermissionModel().trigger_permission_flush(affected_user_ids)
+        PermissionModel().trigger_permission_flush()
 
         raise HTTPFound(
             h.route_path('repo_creating', repo_name=repo_name,
diff --git a/rhodecode/integrations/types/base.py b/rhodecode/integrations/types/base.py
--- a/rhodecode/integrations/types/base.py
+++ b/rhodecode/integrations/types/base.py
@@ -131,7 +131,7 @@ class IntegrationTypeBase(object):
         :param event:
         :return: bool
         """
-        allowed_events = self.settings['events']
+        allowed_events = self.settings.get('events') or []
         if event.name not in allowed_events:
             log.debug('event ignored: %r event %s not in allowed set of events %s',
                       event, event.name, allowed_events)
diff --git a/rhodecode/lib/celerylib/tasks.py b/rhodecode/lib/celerylib/tasks.py
--- a/rhodecode/lib/celerylib/tasks.py
+++ b/rhodecode/lib/celerylib/tasks.py
@@ -38,6 +38,7 @@ from rhodecode.lib import hooks_base
 from rhodecode.lib.utils2 import safe_int, str2bool, aslist
 from rhodecode.model.db import (
     Session, IntegrityError, true, Repository, RepoGroup, User)
+from rhodecode.model.permission import PermissionModel
 
 
 @async_task(ignore_result=True, base=RequestContextTask)
@@ -216,6 +217,9 @@ def create_repo(form_data, cur_user):
             repo=audit_logger.RepoWrap(repo_name=repo_name, repo_id=repo_id))
 
         Session().commit()
+
+        PermissionModel().trigger_permission_flush()
+
     except Exception as e:
         log.warning('Exception occurred when creating repository, '
                     'doing cleanup...', exc_info=True)