The Captcha function on bug tracker "New Registration" seems to be broken - tried on a  couple machines, different browsers, and had my wife try as well on her PC and phone.  Always comes up with invalid captcha as shown.  What am I doing wrong?

After hitting register button

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Just before hitting register button.

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 for the bug tracker you must register with a valid e-mail …

alternatively you can register on one of the mailing lists and report there …