sudo apt-get update; sudo apt-get remove --purge linux-image-4.5.0-sbz
Hit:1 http://us.archive.ubuntu.com/ubuntu xenial InRelease
Get:2 http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease [94.5 kB]
Hit:3 http://archive.canonical.com/ubuntu xenial InRelease
Get:4 http://security.ubuntu.com/ubuntu xenial-security InRelease [94.5 kB]
Get:5 http://us.archive.ubuntu.com/ubuntu xenial-backports InRelease [92.2 kB]
Fetched 281 kB in 1s (209 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: The package linux-image-4.5.0-sbz needs to be reinstalled, but I can't find an archive for it.