My players are being kicked off the server for a reason - Сервер отправил неработающий пакет

[GisHacnGB]

My players are being kicked off the server for a reason - Сервер отправил неработающий пакет
I will be writing through a translator, so please don't take my grammatical mistakes.

[PetteriM1]

Make sure you are using up to date Nukkit and client versions.

[GisHacnGB]

Yes, the server supports 1.20.50+ this player could have logged in earlier, since that time he has not changed anything! Yes, and I myself went in from 1.20.50 and 1.20.51

[GisHacnGB]

I ADD - this is the first time such an error has appeared!

А также, только игроки опеределенных привелегий Luckperms почему-то не могут зайти:(

[PetteriM1]

Try without plugins

[GisHacnGB]

Попробуйте без плагинов

Then would it make sense to create a server? I've already set it up and people are buying donat from me! 😭
And also: I wrote that for some reason it only appears in some people! And only if there is a donation!(a certain donation)

[GisHacnGB]

Да епт, по привычке на английском пишу 😂