The experience bar disappears when too many levels are given to the player

The Bug:

The experience bar disappears when too many levels are given to the player.

Steps to Reproduce:

1. Give yourself lots of levels by using the command provided below.

   /xp add @s 1232323232 levels

2. Look at your experience bar.
3. Take note as to whether or not the experience bar disappears when too many levels are given to the player.

Observed Behavior:

The experience bar disappears.

Expected Behavior:

The experience bar would not disappear.

Code Analysis:

Code analysis by Marcono1234 can be found in this comment.