Great! Worked in 4.4.4!
I edited the same file...
include/func/func.product.php
I just changed the one line:
PHP Code:
'empty_stock' => $config['General']['unlimited_products'] != "Y"
To this:
PHP Code:
'empty_stock' => ($product['avail'] <= 0 || $product['avail'] < $product['min_amount'])