Hi,
Thanks for sharing your requirement here at Freelancer, I will be more than happy to help you.
I understand that you are facing issues with login from forum area and want to fix, so no problem will be fixed but please let me know some more details about the site and login area, also let me know if recently updates in your site.
I would like to mention that I will take payment only after completion of this job, I will first finish the job and then ask you to award and pay at the same time, it's because to maintain trust with my clients.
Regards,
Kapil