If you received the error message:

Thank you for your interest in completing online registration through Active, but unfortunately if you are under 18 years old you cannot provide us with any information about yourself and/or the party you are attempting to register.

This is due to the birthdate that was entered in the waiver page is that of someone under the age of 18. The person completing the registration is required to be over the age of 18 and the legal guardian of the minor being registered

To continue with the registration process, hit the back button and fill in the correct information