Difficulty medium is missing

[RaidableBases] Difficulty 'Medium' is missing from 'Easy, Points' in the configuration section 'Ranked Ladder'

[RaidableBases] Please read the documentation on how to properly add or remove a difficulty.

[RaidableBases] 25% loaded (324 potential points)

Shutting down compiler because idle shutdown

Compiler shutdown completed

[RaidableBases] 50% loaded (550 potential points)

Calling kill - but already IsDestroyed!? crate_tools

Calling kill - but already IsDestroyed!? loot_barrel_1

[RaidableBases] 75% loaded (1027 potential points)

Calling kill - but already IsDestroyed!? oil_barrel

[RaidableBases] 100% loaded (1425 potential points)

[RaidableBases] Initialisation de la grille terminée en 160 secondes et 974 millisecondes sur une carte de taille 4500 avec 1425 points potentiels.

Vous avez collé la structure avec succès

[RaidableBases] raideasy3 @ AB23 : 30 items

Vous avez collé la structure avec succès

[RaidableBases] raideasy2 @ C17 : 30 items

hi, it says where it is missing. someone has removed it. post the config