You haven't recieved this weekends reward because the event isn't over yet (even though the goal has been reach), you'll just have to wait.
You didn't recieve the previous 2 weekend rewards because the community failed to reach those goals; we didn't even come close to completing them.
im pretty sure community did that "250x chest opened"
+ Mission: Threatening begins at 10 am PST Friday, February 13, and ends at 5 am Monday, February 16.
it should be already over
That was the Spoils of War event which was 3 weekends ago (not including the one that just ended), which was completed. The two after that failed.
Jan 24 - Jan 26: Spoils of War: Succeded (See Bioware's tweet, https://twitter.com/dragonage/status/561252542026637312)
Jan 30 - Feb 02: Golden: Failed (See Bioware's tweet, https://twitter.com/dragonage/status/563819452207472642)
Feb 06 - Feb 09: Undying: Failed
Feb 13 - Feb 16: Threatening: Succeded, but hasn't ended yet
i got no chest even for spoils
+ this event ended mon 16 at 5am , it doesn't say "what time" (just for the record - i have almost 22:00 / 10:00 pm - utc+1)
don't have twitter acc and not going to have
Might very well have been the plan but according to the game it's still ongoing.
