Updated February 12 2020:
The supplier announces that they have replaced hardware to fix the error. They need time to recover all the data. Diva is expected to be available again Monday, February 17. They apologize for the problems caused by this long operational failure.
There is a disruption on Diva, https://lnu.se/ub/diva-uppsats/.
Uploaded files cannot be accessed, nor can you upload new files or change existing uploads.
The supplier is working on a solution. Estimated time to solve the probem is two days.