Oscar Gaona wrote:

Please, help with this topic: is it possible to know the IP Address from where an staff user made an issue and / or a return?

Maybe only by examining the server koha*access*log file for that library. I am not sure whether it appears in the modification log. Hope that helps, -- MJ Ray (slef), member of www.software.coop, a for-more-than-profit co-op http://koha-community.org supporter, web and library systems developer. In My Opinion Only: see http://mjr.towers.org.uk/email.html Available for hire (including development) at http://www.software.coop/