object has no attribute 'slash_command'. Did you mean: 'add_command'

Пытаюсь поставить Discord бота на хостинг Heroku, в итоге получаю подобную ошибку

AttributeError: 'rinokBbBot' object has no attribute 'slash_command'. Did you mean: 'add_command'?

Все мои import -

# Discord
import discord
from discord.ext import tasks, commands
from discord.utils import get
from discord.ui import Button, View
from dislash import *
import asyncio
from asyncio import *

# Configs
import random
from time import *
import datetime
from datetime import *
import requests

файл requirements.exe -

requests
py-cord
db-sqlite3
asyncio
discord.py
dislash.py
DiscordUtils
discord-ext-forms
emoji==1.7
PyNaCl
discord-ui