This means that your payment method was likely previously declined by our system.
In order to rectify this, please update your payment information using a valid credit card. In order to update your payment information, please visit http://www.box.com/update while logged into your account. Please note that your full outstanding balance will be billed to your newly-submitted credit card.
Only the Admin can currently add a new credit card in-app. If you are not the Admin but need to make a payment, please visit the Billing Chat or email billing@box.com to submit a support ticket. Chat is the quickest avenue of support for payment blocks when available.