There may be several reasons why your email address is not recognized:
1) Check that you are correctly registered for the event you are attending.
2) Make sure that the email address you enter is the one with which you registered for the event.
3) If you write your email address correctly in Swapcard, it's possible a mistake was made when registering. Do not hesitate to contact us to verify for you, to do so please fill the form through the following link.
Note that an email address can only be used for one person. If several people have registered with the same email address, you will need to contact the organizer of your event to change this.