[MCPE-25383] "Sniper Duel" achievement unobtainable

The "Sniper Duel" achievement is unobtainable in MCPE.
Sniper Duel (30) Kill a Skeleton with an arrow from more than 50 meters.

To confirm this, no one has unlocked it on true achievements and in the xbox app it still says 0.0% of the gamers have unlocked this, meaning no one.