I can't see skins in multiplayer now.

Hi. Recently, I have not been able to see other player skins, aside from a small handful. Now I can't see any skins, not even my own. If someone could help me with this problem, then you would be a god send. I have been trying to fix it this whole time, but to no prevail. Much thanks for at least taking the time to read this. Thank you my friends, and have a wonderful day.