You're not the only one. Also have the same problem. Thought everyone was having a log in errror until I made a new acc only to find out it was...
I hit lvl 138 and my acc was made after December. Not to mention my avatars i got. Good thing im on vacation :D:D road to 150 x2 HAHAHAHAHA!!!
Just started 2 months ago and if it rolls back to december....:(:(:( (hit lvl 138) already put almost a $100 into the game.