Verification Issues.
When you lose your account not because someone hacked it, but because the creator added some things.
They requires the verification of email or sms, but you physically cannot do it because the email were never send or cannot be receives. And the counter measures for this just putting you in a loop.
Sign in with password, can't, verification with email, can't cause the mail weren't send, verification with phone, can't cause the sms weren't send, asked the support bot, it told you to recover your passwords and such that requires you to verify.