A player's nametag is invisible or should I say blank when pressing the pause menu button in a world. 

Expected result:

The player's nametag should be visible when clicking the pause menu button. 

Actual result:

The player's nametag is invisible or blank, right as they click the pause menu button. 

How to reproduce:

1.Go into a world. 

2.Simply click the pause menu button. 

3.The player's nametag is invisible or blank. 

While a small bugs, this does have effect on commands and general gameplays. 

For example:

/teleport