重新安装GRUB后无法引导win7

simaqs

原来我的系统是win7Beta+Fedora11,今天装了win7正式版，装第一个分区，装完grub没了，然后用Fedora安装盘启动，修复，grub，然后root (hd0,4),setup (hd0)，GRUB恢复了，能进入fedora11，但进不了win7,显示为BOOTMGR is missing，该如何解决？不会要全部重装吧？

linuxpro

编辑menu.list呢?

simaqs

# grub.conf generated by anaconda
#
# Note that you do not have to rerun grub after making changes to this file
# NOTICE:  You have a /boot partition.  This means that
#          all kernel and initrd paths are relative to /boot/, eg.
#          root (hd0,4)
#          kernel /vmlinuz-version ro root=/dev/mapper/VolGroup-lv_root
#          initrd /initrd-version.img
#boot=/dev/sda
default=0
timeout=5
splashimage=(hd0,4)/grub/splash.xpm.gz
hiddenmenu

title Fedora (2.6.30.8-64.fc11.x86_64)
        root (hd0,4)
        kernel /vmlinuz-2.6.30.8-64.fc11.x86_64 ro root=/dev/mapper/VolGroup-lv_root rhgb quiet
        initrd /initrd-2.6.30.8-64.fc11.x86_64.img
title Fedora (2.6.29.4-167.fc11.x86_64)
        root (hd0,4)
        kernel /vmlinuz-2.6.29.4-167.fc11.x86_64 ro root=/dev/mapper/VolGroup-lv_root rhgb quiet
        initrd /initrd-2.6.29.4-167.fc11.x86_64.img
title Microsoft Windows 7
        root (hd0,0)
        makeactive
        chainloader +1

title Windows XP Professional
map (hd0) (hd1)
map (hd1) (hd0)
rootnoverify (hd1,0)
chainloader +1
makeactive