Reply To: Customize main query to sort by ACF number field

• John Huebner

• August 27, 2023 at 11:15 am

I don’t see any reason why this would not work

$query->set('orderby', 'meta_value');    
$query->set('meta_key', 'tas_album_order');    
$query->set('order', 'DESC');

I can’t debug why you are getting the error without knowing the exact errror.
https://wordpress.org/documentation/article/debugging-in-wordpress/