White squares when in first person with fabulous video settings and F1

Put the summary of the bug you're having here

What normally happen:

When on fire in first person i normally see flames

What happend:
When on fire while activating the new option "Fabulous" setting the flames appear as 2 big white translucid squares.

Steps to Reproduce:
1. Go to settings and choose the new fabulous option

2. Press F1 to put in "noGUI mode"
3. And then just get into the lava in the first person