Fire aspect enchantment does not work when players are using it.

Put the summary of the bug you're having here

*What I expected to happen was: the other player that I hit with the fire aspect sword to light on fire
Describe what you thought should happen here

*What actually happened was: the other player and anything else that I hit didn't light on fire
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ... As a player, you get a fire spect sword
3. ...then you hit another player or mob