So when i make a rollercoaster in minecraft and use an activator rail it shakes the minecart and automatically dismounts me.
MCPE-54082
Activator Rails eject player or mobs
Resolved
Works As Intended
0
This is working as intended. Activator rails that are powered eject entities (players included).
Switch your activator rails for powered rails.
If you were trying to make rails that auto power powered rails upon a minecart traveling above them, you are looking for detector rails.