What happened

I wanted to go to Aether by flying upward but hasn't even reached Aether even tho I flew up to y=430+

What I did

So I have an aether portal above the overworld. When I fly using baubles item to allow me to fly high, I expect it to go to the Aether dimension.

Used versions

Minecraft=1.12.2
VerticallyStackedDimensions=Latest
CD4017BE_lib=Latest
Forge-1.12.2-14.23.5

The dimensions:

• The Aether Legacy mod
• The BetweenLand mod
• The Midnight mod
• The Erebus mod