When attempting to complete your SSL order you receive the following error
Unfortunately we have encountered a system error and are unable to process your request at this time. Please try again later.
This is a bug in the current certificate issuer system. It affects invite links generated on or before 1st April 2013.
Please contact us with your order number and we will replace your invite links with a new one which should resolve this problem.
Resellers: Using the reseller dashboard or API cancel the order showing this problem and generate a new invite link.