=====
Processing triggers for initramfs-tools ...
ln: creating hard link `/boot/initrd.img-2.6.27-7-generic.dpkg-bak' => `/boot/initrd.img-2.6.27-7-generic': Operation not permitted
update-initramfs: Generating /boot/initrd.img-2.6.27-7-generic
=====
Configuro lupin-support (0.22) ...
update-initramfs: deferring update (trigger activated)
Thanks for your report
===== initrd. img-2.6. 27-7-generic. dpkg-bak' => `/boot/ initrd. img-2.6. 27-7-generic' : Operation not permitted img-2.6. 27-7-generic
Processing triggers for initramfs-tools ...
ln: creating hard link `/boot/
update-initramfs: Generating /boot/initrd.
=====
This is a known bug during a wubi install.
Thanks for reporting it.