I am asked to choose a different email address in my registration

Why cannot I use my email address when I am registering for my profile? I do not have another email address to enter.
Asked Aug 08, 2011
It looks like you're already registered. If you want to change your profile, Log in, click on "Settings" on the top right of this page. You can change your profile, picture, password or email then click "Save"
Answered Aug 08, 2011
Edited Aug 08, 2011

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