Major North Sea oil processing area closed

[Brent Hamrick + 31]

A hit happened in the North Sea (pun intended) How large of impact to EU oil will this be?

 https://www.news.ro/externe/opt-raniti-in-fiordul-norvegian-hjeltefjord-in-urma-unei-coliziuni-intre-petrolierul-maltez-sola-ts-si-fregata-norvegiana-knm-helge-ingstad-care-se-intorcea-de-la-exercitiul-nato-trident-juncture-1922400508002018111518653529

https://oilprice.com/Energy/Energy-General/365000-Bpd-Shut-In-After-Tanker-Collides-With-Norwegian-Warship.html 

Interesting to see how much of impact this event changed the oil markets. Question is why would there be an oil tanker out there without its GPS tracking turned off as one article suggested.