The participant has not registered for the event or is using the incorrect credentials.

In order to log into an event using a prior events login credentials, register for the event using the auto-fill function.

To determine a participant's correct username for an event:
  1. Navigate to Communities > Special Events > Friends Asking Friends > Kintera Thon > Your Event > Bookkeeping 
  2. Click on Manage Initiative Records
  3. Search for the participant
  4. Click on the participant's last name
    • The contact record will appear
  5. Click on the Profile tab
  6. Locate the username under Profile Highlights: Login Information