Confirming this problem still exists in 1.8.9. I have a sky spawner with a spawning pad at level 190 and no mobs would appear while in Realms, but when I loaded the map up in single player the mobs appeared.
Confirming this problem still exists in 1.8.9.
I have a sky spawner with a spawning pad at level 190 and no mobs would appear while in Realms, but when I loaded the map up in single player the mobs appeared.