I think it may be a memory problem. Because my server uses the special "higher than normal peds quality skins" Happens when 6 or-so player join my server. Check it out.
Radar textures dissapearing.

3d textures going black: (they also go white sometimes)


The skins(player models) lose their textures a lot too, and turn into white models resembling snowmen.
Radar textures dissapearing.

3d textures going black: (they also go white sometimes)


The skins(player models) lose their textures a lot too, and turn into white models resembling snowmen.