FFUF command returns status code 400, regardless of mode option: clusterbomb, pitchfork, sniper

I’m working on a lab on PortSwigger.com titled Username enumeration via different responses. While using ffuf to solve the lab, the output keeps returning a 400 status code.
So far this is what I’ve tried. Here is the request payload file,… Continue reading FFUF command returns status code 400, regardless of mode option: clusterbomb, pitchfork, sniper