Mysterious bug when trying to sign into Nintendo switch account for xbox rocket league. "This request contains and err0r"

I open rocket league on xbox

It prompts me to sign in with a ea account or console account

Ive only played rocket league on switch  so i clikck that option

It brings me to the sign in page for nintendo accounts

Ahen singing in with the correct  email and passworr, im prompted wwith "This request has an erro0r "

I try sending a password reset email but it never arrives