have already slove problem about
about if there are any missing settings
SELECT
ati.ID AS atum_inventory_id,
ati.product_id AS atum_product_id,
ppml.sku AS product_sku
FROM
wp_atum_inventories ati
LEFT JOIN
wp_atum_inventory_regions atir ON ati.ID = atir.inventory_id
LEFT JOIN
wp_wc_product_meta_lookup ppml ON ati.product_id = ppml.product_id
WHERE
atir.inventory_id IS NULL;