Forge v36.1.16
Minecraft v1.16.5
Valhelsia Core v16.0.7
Valhelsia Structures v0.1.0
Forbidden Arcanus v16.2.0-beta-3

When loaded on a server, it crashes.
Crash Report

A new version of our API has been released, the problem should be fixed.

Make sure to have the latest version of Valhelsia Core (16.0.8).

got this. minus forbidden arcanus. here.
crash-2021-05-15_05.32.31-fml.txt

Same here
crash-2021-05-15_11.22.04-fml.txt