During the upgrade of SM14.1 to SM17.0, USS details are being asked for.
For some of the fields to be populated, it is not clear what value to set for these.
When you check 'Use existing database', you are required to enter a backup file name.
Upgrade USS 14.1>17.0: Company Admin Name and Backup file name to set?
For the 'Company Admin Name', you need to specify casmadmin.
For the 'Backup file name', browse to a folder of your choice.
And enter a name of your choice with file extension '.car'.
You can obtain the file extension by open the dropdown of 'Files of Type:' field in the browse-popup.