A hidden calling means that someone in the past got tired of seeing that vacant calling in the list. If you click on edit for one of those kind of positions you have the option to '(hide)' it.MurdockM wrote: Sun Jul 16, 2023 11:47 pm Error message. ("History Specialist" is listed as a 'hidden calling' whatever that means.)
To unhide it go to the Organizations menu | other callings | History. Then under the Options button check Hidden Callings. Edit the History Specialist and choose "(unhide)".