Rated 5 out of 5 stars

Great Addon. Hard to understand how FireFox doesn't have more communication with the developers of Addons, in order to make sure that the most important ones will always work.

This review is for a previous version of the add-on ( 

Can you give a try with this beta version http://www.downloadhelper.net/install-beta.php?version=4.9.14b1 and report if it fixes the problem in the bugzilla interface http://bugzilla.downloadhelper.net:8080/show_bug.cgi?id=496