-if (! x($_SESSION, 'sysmsg')) {
- $_SESSION['sysmsg'] = [];
-}
-
-if (! x($_SESSION, 'sysmsg_info')) {
- $_SESSION['sysmsg_info'] = [];
-}
-
-// Array for informations about last received items
-if (! x($_SESSION, 'last_updated')) {
- $_SESSION['last_updated'] = [];
-}