Yesterday we had 2/4 completed the guild quest. Last night was a reset and yes I received the 100 guild coins, HOWEVER, we still have the guild quest 2/4 showing ingame, but look to the shield and none of us have a guild quest to do.
So looks like the reset didn't completely work
http://postimg.org/image/ge9rzimrd/
http://postimg.org/image/eazcrumyh/
