I can see from your ticket that you have managed to list the item now.
Thank you for the patience waiting for the fix.
If you will have any further questions - please reply to the same ticket.
Have a nice day!
We reported this error 13 days ago to which we were told
We are currently still unable to use the listing functionality of the software and having waited 13 days with still no update is becoming a joke.
We have listing we want to start through linnworks but can't due to this fault.