I performed a distribution upgrade from 12.10 to 13.04 and confirm that I was not present with a dialog indicating that 13.04 was available. Additionally, the file /var/lib/ubuntu-release-upgrader/release-upgrade-available was empty.
I performed a distribution upgrade from 12.10 to 13.04 and confirm that I was not present with a dialog indicating that 13.04 was available. Additionally, the file /var/lib/ ubuntu- release- upgrader/ release- upgrade- available was empty.