Previously required fields unchecked but error still happens on checkout Post date Home › Forums › Ticket Products › Event Tickets Plus › Previously required fields unchecked but error still happens on checkout This topic has 15 replies, 4 voices, and was last updated 9 years ago by Eric. The topic ‘Previously required fields unchecked but error still happens on checkout’ is closed to new replies. → Please verify your API key is correctly entered on the settings