error when leaving a role with `?leave`

[LenoxBot-GitHub]

📢 Bug reported by Profxy (246708789930229761)

What is the title of your bugreport?
error when leaving a role with ?leave

How can you reproduce the bug?
remove yourself a role (here: ?leave nsfw) - you'll get an error TypeError: Cannot read property 'guild' of undefined

Which result would normally have to be?
you shouldn't get an error .................

Comments:
❗✅ Dadi: could be reproduced

[gillesheinesch]

https://i.imgur.com/2alRRx8.png