Attollo not working on Purpur 1.21.10

[Foxof7207]

Debug Paste

Unable to get it.

Full server logs : https://mclo.gs/ZoHAEVn

Expected behavior

TO work

Actual behavior

I can go up but can't go down (by sneaking I guess)

Steps to reproduce

Install the plugin on Purpur version 1.21.10-2531-HEAD@b7b7ba2

Try to go upstairs.

Plugin and Datapack List

[Fri 23:28:36 INFO ] ℹ Server Plugins (26):
[Fri 23:28:36 INFO ] Paper Plugins (2):
[Fri 23:28:36 INFO ] - PurpurExtras, SmartSpawner
[Fri 23:28:36 INFO ] Bukkit Plugins (24):
[Fri 23:28:36 INFO ] - Apollo-Bukkit, Attollo, BadlionClientModAPI, ClickVillagers, DiscordSRV, empiremctpa, fast-leaf-decay, Feather-plugin, *FeatherServerAPI, floodgate
[Fri 23:28:36 INFO ] Geyser-Spigot, GrimAC, InstantRestock, InvSeePlusPlus, LuckPerms, MultiMine, NobleWhitelist, playerSit, PreventStabby, SimpleBack
[Fri 23:28:36 INFO ] SimpleClaimSystem, Vault, voicechat, voicechat-discord

Paper version

This server is running Purpur version 1.21.10-2531-HEAD@b7b7ba2 (1970-01-01T00:00:00Z) (Implementing API version 1.21.10-R0.1-SNAPSHOT)

• You are running the latest version
  Previous: 1.21.10-2528-95a466c (MC: 1.21.10)

Plugin version

[Fri 23:29:25 INFO ] Attollo version 1.5.2
Authors: OneLiteFeather Network, and TheMeinerLP

Other

No response

[TheMeinerLP]

Hello and thank you for reporting this issue. Could you please reproduce it with Paper? Purpur is a third-party fork that we do not support.

[Foxof7207]

I will try that and come back to you