Board Thread:Plants vs. Zombies 2/@comment-27030611-20150929211541/@comment-27030611-20151001070024

Update: looks like i found a possible solution for this bug (not 100% sure). Whenever a fresh new new quest to kill XX zombies finaly appears DON'T COMPLETE it! Leave it undone. You should get some new fresh quests instead of old ones next day. It works for me, not always, but very often.