LuckPerms pre-login error

I have problem with luckperms (pre-login). A people with non premium minecraft cant join on my server, where i have spigot 1.8.8 and offline mode. Luckperms giving a notification about pre-login and i don't know what i have to do. Luckperms when starting a server giving info, that is CraftBukkit - Bukkit but i have spigot.

Server: CraftBukkit version git-Spigot-21fe707-e1ebe52 (MC: 1.8.8) (Implementing API version 1.8.8-R0.1-SNAPSHOT)
LuckPerms version: 5.3.16

https://pastebin.com/A3vHbUGK -> Full Logs
https://pastebin.com/Bs7zBRxR -> Logs, when non-premium is joining on server

fixed, i have installed some plugins and work.