Just updated to the new 1.0.178.0. In addition to the blank map which many have already reported, also note that there is not any updated changelog information at https://www.thebuddyforum.com/pokefarmer-forum/272194-pokefarmer-update-thread.html . The last update listed is 175.
Changelog updated, thank you for pointing that out as for the map issue: https://www.thebuddyforum.com/pokefarmer-forum/296345-official-current-map-issues.html