Ubuntu Upgrade Troubleshoot

[dark__knight]

i upgraded ubuntu from 10.04 to 10.10...after restarting my laptop it shows "wubi not found" and doesn't boot...i have installed ubuntu inside windows using wubi...so i went and checked the grub folder...it was empty...pls help...

[bcbc]

Does it drop you at a grub prompt?

Odds are your wubi install is fine, just there are a few known issues booting wubi after the 10.10 upgrade.

If you find it just reboots, then here is a workaround: http://ubuntuforums.org/showpost.php?p=9932369&postcount=5