Welcome to our community and thanks for posting. So sorry to hear that you're hub is not longer working and that you need it for you daughters university work this week. We understand the frustration and disruption this has caused.
Remotely looking from our end with the details you have provided from your community profile we have located you account and booked a technicians visit for you to come and get this issue resolved.
Please check the link here for your time and date of the appointment for the technician to attend. If you need to cancel or re-schedule you can do so in the link.