@Override
    public void sendMessage(@NonNull String message) {
        Optional<ConsoleCommandSender> console = get();
        if (console.isPresent()) {
            console.get().sendMessage(message);
        } else {
            this.server.getLogger().info(ChatColor.stripColor(message));
        }
    }
The {@link Server#getConsoleSender()} method returns null during onEnable
in older CraftBukkit builds. This prevents LuckPerms from loading correctly.
bukkit/src/main/java/me/lucko/luckperms/bukkit/util/NullSafeConsoleCommandSender.java