The following add-on had errors and could not be loaded:
    /home/shadowm/.wesnoth-1.12/data/add-ons/Genesis/_main.cfg

Please report this to the author or maintainer of this add-on.

Details:

    Macro/file '~add-ons/Genesis/maps/05_Crypt.map' is missing
    at ~add-ons/Genesis/scenarios/05_Crypt.cfg:5
        included from ~add-ons/Genesis/_main.cfg:59