invinsible 1 tick farmland fire

Put the summary of the bug you're having here
invinsible 1 tick farmland fire

What I expected to happen was...:
burning a chicken on farmland

What actually happened was...:
the chicken had some fire particles but he didnt burn

Steps to Reproduce:
1. Place a block of dirt
2. create farmland it with a hoe
3. take a flint and steel
4. try to burn it items dissapear into the farm land if you brake it you can pick it up but it isnt visible mobs wont burn
5. invisible short fire on farmland