last linux-image-generic package is broken

[AlejandroRiveira]

Binary package hint: linux-image-generic

Just do:

 sudo apt-get update && sudo apt-get upgrade

and you get:

Los siguientes paquetes se han retenido:
  linux-image-generic
0 actualizados, 0 se instalarán, 0 para eliminar y 1 no actualizados.

(Following packages have been retained)

If you try to force it:

sudo apt-get install linux-image-generic

Los siguientes paquetes tienen dependencias incumplidas:
  linux-image-generic: Depende: linux-image-2.6.17-11-generic pero no es instalable
E: Paquetes rotos

(Following packages have unmet dependencies)
(E: broken packages)

 $ apt-cache search linux-image-2.6.17
linux-image-2.6.17-10-386 - Linux kernel image for version 2.6.17 on i386
linux-image-2.6.17-10-generic - Linux kernel image for version 2.6.17 on x86/x86_64
linux-image-2.6.17-10-server - Linux kernel image for version 2.6.17 on x86/x86_64
linux-image-2.6.17-10-server-bigiron - Linux kernel image for version 2.6.17 on BigIron Server Equipment
linux-image-2.6.17-50-386 - Linux kernel image for version 2.6.17 on i386
linux-image-2.6.17-50-generic - Linux kernel image for version 2.6.17 on x86/x86_64
linux-image-2.6.17-50-server - Linux kernel image for version 2.6.17 on x86/x86_64
linux-image-2.6.17-50-server-bigiron - Linux kernel image for version 2.6.17 on BigIron Server Equipment

As you can see there is no linux-image-2.6.17-11-generic only a linux-image-2.6.17-50-generic

What's going on? I've seen a lot of people with the same problem in IRC even in dapper

Thanks for your time.