WORLDEDIT-3785 - Reported by FlagCourier

Issue
Server crashes when normal players join the server (Does not affect Operators). No permissions (other than displaynames of groups) have been set up with LuckPerms yet. I've included the crash-report in the attachments. No configs have been edited yet.

Associated Plugins' Versions
Server Jar: Paper 1.13 (Build #469; Craftbukkit )
LuckPerms Version: 4.3.18
WorldEdit Version: bukkit-7.0.0-beta-02; 3947-7ae310
WorldGuard Version: 7.0.0-beta-02;1757-14ce7d1
Vault Version: 1.7.1-b91 [ Permission: LuckPerms [LuckPerms, SuperPerms] ]

Plugins (18):
dynmap, Essentials, EssentialsGeoIP, EssentialsSpawn, LuckPerms, Plan, RandomTeleport, React, TheNewEconomy, Towny, TownyChat, TownyGUI, TownyNameUpdater, Vault, Votifier, WorldBorder, WorldEdit, WorldGuard