Probably because your delegated Steem Power is gone now. :(
You only have 1.4 Steem of your own, so your vote isn't even worth $0.001, which means you can't upvote (or flag) posts or comments. You're kind of a non-Steemian now, sorry. You'll have to beg for scraps to survive. Maybe you can try and get your posts noticed, earn a few Steem over time, and finally be able to vote again. Then you'll slowly be able to grow.