Public bug reported: Release: 11.04 After installation of 11.04 ( server or alternate CD ) MBR has no GRUB. Chroot method did not help., root@ubuntu:/# sudo grub-install /dev/sda Installation finished. No error reported. but MBR has no boot after. I found only one way how to fix: 1) Boot from LiveCd 2) apt-get install -y grub-pc ubuntu@ubuntu:~$ sudo chroot /mnt root@ubuntu:/# apt-get install -y grub-pc Reading package lists... Done Building dependency tree Reading state information... Done The following package was automatically installed and is no longer required: efibootmgr Use 'apt-get autoremove' to remove them. The following extra packages will be installed: grub-gfxpayload-lists Suggested packages: desktop-base The following packages will be REMOVED: grub-efi grub-efi-amd64 The following NEW packages will be installed: grub-gfxpayload-lists grub-pc 0 upgraded, 2 newly installed, 2 to remove and 76 not upgraded. Need to get 942 kB of archives. .....
................... ubuntu@ubuntu:~$ sudo lvchange -a y /dev/dbs16/root ubuntu@ubuntu:~$ sudo mount /dev/dbs16/root /mnt ubuntu@ubuntu:~$ sudo mount -B /dev /mnt/dev ubuntu@ubuntu:~$ sudo mount -B /dev/pts /mnt/dev/pts ubuntu@ubuntu:~$ sudo mount -B /proc /mnt/proc ubuntu@ubuntu:~$ sudo mount -B /sys /mnt/sys ubuntu@ubuntu:~$ sudo chroot /mnt root@ubuntu:/# sudo update-grub Generating grub.cfg ... Found linux image: /boot/vmlinuz-2.6.38-8-server Found initrd image: /boot/initrd.img-2.6.38-8-server Found linux image: /boot/vmlinuz-2.6.38-8-generic Found initrd image: /boot/initrd.img-2.6.38-8-generic Found memtest86+ image: /boot/memtest86+.bin done root@ubuntu:/# sudo grub-install /dev/sda Installation finished. No error reported. root@ubuntu:/# sudo grub-install /dev/sdb Installation finished. No error reported. ....... 3) sudo grub-install /dev/sda and I managed boot Ubuntu. Seems problem is in EFI. Full store of this bug is here http://ubuntuforums.org/showthread.php?t=1813136 ProblemType: Bug DistroRelease: Ubuntu 11.04 Package: grub (not installed) ProcVersionSignature: Ubuntu 2.6.38-8.42-server 2.6.38.2 Uname: Linux 2.6.38-8-server x86_64 Architecture: amd64 Date: Fri Aug 12 13:34:05 2011 InstallationMedia: Ubuntu-Server 11.04 "Natty Narwhal" - Release amd64 (20110426) ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: grub UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: grub (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug natty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/825145 Title: GRUB and software raid issue To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub/+bug/825145/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
