git subrepo commit mailcow/src/mailcow-dockerized

subrepo: subdir:   "mailcow/src/mailcow-dockerized"
  merged:   "308860af"
upstream: origin:   "https://github.com/mailcow/mailcow-dockerized.git"
  branch:   "master"
  commit:   "3f1a5af8"
git-subrepo: version:  "0.4.5"
  origin:   "???"
  commit:   "???"
Change-Id: I5d51c14b45db54fe706be40a591ddbfcea50d4b0
diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/directorytree/ldaprecord/src/Models/ActiveDirectory/Group.php b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/directorytree/ldaprecord/src/Models/ActiveDirectory/Group.php
index 6076f2f..7845887 100644
--- a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/directorytree/ldaprecord/src/Models/ActiveDirectory/Group.php
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/directorytree/ldaprecord/src/Models/ActiveDirectory/Group.php
@@ -63,7 +63,7 @@
      */
     public function getRidAttribute()
     {
-        $objectSidComponents = explode('-', $this->getConvertedSid());
+        $objectSidComponents = explode('-', (string) $this->getConvertedSid());
 
         return [end($objectSidComponents)];
     }