Halloween EXP bug

hello. i grind 5 hours on halloween event and game got update but all my progres on halloween GONE. i grind stupid 5 hours on this event and all this GONE. enybody know why? or how i can get my progres back?

steam has been having issues all day, which has been causing people’s exp to reset among other things

DM @Caboose700 and he can fix your account and restore your progress.