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We apologize for your inconvenience. We are currently researching invalid codes. As soon as we have a sufficient resolution, we will send you an email with further information on how to claim your prize. In the meantime, please fee free to let us know if you have any other questions and remember to keep playing for your chance to win more fantastic prizes!
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I had it happen, but I had copied it from the email. When I manually put it in it worked.