The problem with the weekly strikes and nightfall will only last this week. The problem will reset and fix itself next week. IGN interviewed someone from Bungie. Here's the link http://m.ign.com/articles/2014/12/09/this-weeks-heroic-content-requires-destinys-paid-dlc Hope this helps alleviate some of the pain, I know it's honestly going to be kind of annoying to wait till next week