need help!

vgenie · #1

need help!urgent!

I format ubuntu main and swap partition by using pqmagic, but today i found i couldn't enter windows and it shows "GRUB ERROR"... pls give me a help...thx!

ps. i didn't change the startup sequence of the OS.

yohu · #2

dos启动盘进dos

代码：全选

fdisk /mbr

vgenie · #3

To LS,

maybe i destroy the grub file, it still shows "GRUB LOADING,WAITING... ERROR 17"
and i've no DOS startup disk, i dont wanna re-setup XP...
i just enter the sys by liveCD...help!!!

vgenie · #4

and i couldnt grub xp by xp setup cd...

yohu · #5

有livecd也可以，运行

代码：全选

dd if=/dev/zero of=/dev/hda bs=446 count=1

vgenie · #6

thx in advance, i'll try...

yohu · #7

忘了说了，你还要确定xp分区是激活的，也就可引导的。
livecd下运行

代码：全选

fdisk /dev/hda

按p查看你的分区情况,看看xp分区的boot那边有没有个*号，如果没有，执行以下操作：
假设你的xp分区为hda1
按a输入1，然后输入w保存设置，最后重启就可以了。

guava · #8

1.reinstall gurb (seaching in google)
2.or reinstall ubuntu