Yoli Hodde

This issue persists and has been reported by Greg from Alley as well. Ticket: #119159-zd-wordpressvip

The intended goal of indexing by year-month is to consolidate indexed sitemaps into files by month instead of files by day and thereby reducing the total number of indexed sitemaps....

The Docs currently state: > [scandir()](https://www.php.net/manual/en/function.scandir.php), [list_files()](https://developer.wordpress.org/reference/functions/list_files/), and [opendir()](https://www.php.net/manual/en/function.opendir.php) will not work as expected, and will instead return either an empty array or false and trigger a PHP Warning. So...