I used "warden export <jail> to export a jail from a FreeNAS box, which was successful. I then ran "warden import <jail> to import the jail to a new FreeNAS box. When I attempt to set the IP on the imported jail, I receive the following;
Request Method
OST
Request URL:http://10.0.0.17/jails/edit/1
Software Version:FreeNAS-9.2.1.9-RELEASE-x64 (2bbba09)
Exception Type:warden_exception
Exception Value:
ERROR: No such jail!
Exception...
Import a Jail
Request Method

Request URL:http://10.0.0.17/jails/edit/1
Software Version:FreeNAS-9.2.1.9-RELEASE-x64 (2bbba09)
Exception Type:warden_exception
Exception Value:
ERROR: No such jail!
Exception...
Import a Jail