Dualboot how to??? Help!!!

[tommygun99]

Hi floks,

i had linux 10.10 on my netbook. i created a partition to install windows 7, i installed it on ntfs partition. but now it only loads windows 7!!!! i booted from gparted cd, and the ext4 partition with ubuntu in was there. i actually knew a program to show windows and linux on the boot screen. but i forgot it's name (this program was installed on windows). cas someone help me???) ):P

[JRV]

You need to re-install grub2, the Windows install wiped out the grub2 installation in your Master Boot Record.

To fix it I downloaded the Rescatux disk from this site: http://www.supergrubdisk.org/
Boot this live CD and follow the prompts.

This is the easiest way I know of to fix Grub2.

[raja.genupula]

+1

another method here, its worked for me.
https://help.ubuntu.com/community/RecoveringUbuntuAfterInstallingWindows
all the best