Describe the bug
There is a "use-potions" and a "allow-effects" Flag.
But what does the flag "allow-potions" do? Tested it and noticed no impact of this flag.

Server and plugins versions (please complete the following information):
Server: Spigot 1.16.5
Plugin Version: RedProtect-7.7.2-b384-Universal.jar
Java Version: Java 1.8

Greetings
~Mawobi

Working here as is, check for errors in your server.