update manager refuses to upgrade kernel to newer version

[Oliver Grawert]

hi,
Am Freitag, den 12.02.2016, 15:07 +0000 schrieb Spyros Tsiolis:
> thank you for the reply.
> No, I am afraid it's a personal custom-made version, not LTSP.
> I've followed the thin-client vanilla installation from the ubuntu site and
> adapted parts so that it would fit my clients' needs.
> Server is an ubuntu 14.04 X64 and thin clients boot from PXE
> and run Ubuntu 12.04 x86

so i guess you have something like a dedicated nfs root for your clients
which you boot from a pxe loaded intird ? if so, just remove the
grub-common package, then it should be fine ...

ciao
	oli