no you don't need that

waiver for sponsorship

you are self petitioning so the affidavit of support is not applicable

i think some people here were asked for it

I got a rfe for it

yes you need that, waiver for sponsorship

yes it’s needed. just fill it out and send with copy of the vawa approval notice along with your most recent w2

yes you need when u are self petitioner. in my case I send i864 this February

i got the same rfe