you entered here https://blockchain.info/wallet/#/reset-2fa; Then you received the email and clicked on the link and you waited a few hours or days to login? I also had the same problem as yours and I did all the steps and I waited a day and everything went well, if the your problem still persists then contact support here:

https://support.blockchain.com/hc/en-us/requests/new?ticket_form_id=129866