Hey put in ur fedora boot disk or usb and initiate the booting and repair ur installation make sure u dont wipe the hard drive and make a fresh installation .
From: prajeesh e <prajeeshe@gmail.com>;
To: <laptop@lists.fedoraproject.org>;
Subject: GRUB recovery in fedora 20
Sent: Tue, Jul 15, 2014 6:03:52 AM
I had fedora 20 and windows vista in my laptop. after installing windows 7 in C drive,by replacing vista, iam unable to have dual boot and unable to boot from fedora 20. I have fedora 20 live media usb. how can i recover fedora 20 with dual boot. i tried "linux rescue" in boot prompt, but it is not working.Also, i could not find any recovery or rescue option while booting from live desk top USB.
pls help.