Hey, I am making a map and if you throw a Port-a-Bunker, it destroyes Indesructible builds

Summary

Hello, I have an issue with Fortnite: Creative, I am making a map and i have set Envireoment builds to be industructable, And if you throw a Port-a-Bunker into the Industructable builds, it destorys them, anyway to fix that?

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

Assets

Steps to Reproduce

Open Fortnite in Creative mode and create or load a map.
Place a box structure made of environment builds you want to be indestructible.
Place a Player Spawner inside the map.
In the game settings, ensure Environment Damage is set to OFF.
Place a Team Settings device on the map.
Equip a Port-a-Bunker in your inventory.
Start the game and spawn as a player.
Throw the Port-a-Bunker near or onto the environment build box.

Expected Result

The environment builds should remain indestructible.

Observed Result

The Port-a-Bunker breaks the indestructible environment builds.

Platform(s)

PC