This story reminded me of late CNet writer James Kim who died under similar circumstances (used Google Maps and ended up dying of hypothermia):
https://www.theage.com.au/technology/online-map-linked-to-fa...
https://www.theage.com.au/technology/online-map-linked-to-fa...
What a garbage story. An online mapping service could have caused this. But we don't actually know.
ADDED: And as I noted in another comment, they were in fact just using a paper map (which is what I remembered being the case at the time).