Someone who filed a support ticket, got this back from auctiva:
Thanks for contacting Auctiva Commerce Support and I'm sorry you are experiencing this difficulty.
Our engineers are aware of this issue and we are working to get this issue resolved soon. I do not have any estimate turn around time of when this will be resolved, but they are working on it on priority basis. We will get back to you through this support case as soon as this issue gets resolved.
I apologize for any inconvenience this may be causing you and appreciate your apprehension regarding this. In the meantime, please let me know if I could be of any further assistance.
Auctiva Commerce Support
Status: Open - Investigating