diff --git a/module/repo/model.php b/module/repo/model.php
index b85cf65975..be47606da1 100644
--- a/module/repo/model.php
+++ b/module/repo/model.php
@@ -12,6 +12,8 @@ class repoModel extends model
     {
         $account = $this->app->user->account;
         $acl     = !empty($repo->acl->acl) ? $repo->acl->acl : 'custom';
+        if(empty($repo->acl->users))  $repo->acl->users  = array();
+        if(empty($repo->acl->groups)) $repo->acl->groups = array();
 
         if(strpos(",{$this->app->company->admins},", ",$account,") !== false || $acl == 'open') return true;
         if($acl == 'custom' && empty(array_filter($repo->acl->groups)) && empty(array_filter($repo->acl->users))) return true;