Quote Originally Posted by Tepid View Post
Basically, what happened is you had Win7 installed as primary OS. That is where the boot partition and files were located.
when you deleted the 7 partition you deleted all the boot info as well.

My recommendation as others have suggested, back up your data wipe the drive and Reinstall 8 as the primary OS.

Sent from my WP7
Exactly. The root cause has to be tackled at its root. And here it is reinstall Windows 8 as the primary.

And reinstalling Windows 8 and getting it activated is not difficult anyways.