If GRUB doesn't start on an EFI-based computer because of improper NVRAM settings, you might be able to fix those within the firmware itself, but details vary greatly among implementations. Maybe things will become more complicated if you have more than one HDD, then you will see hd0, hd1, etc. Users who have followed the Gentoo installation instructions will already have the proper partitioning layout set up. Make sure enough space is available before the first partition of the disk, or optionally make sure that a BIOS boot partition is available. check over here
root #mount /dev/sda1 /mnt/gentoo/boot root #cat /mnt/gentoo/boot/grub/grub.conf Also make sure that the menu.lst symbolic link exists: root #ls -l /mnt/gentoo/boot/grub/menu.lst lrwxrwxrwx 1 root root 9 Mar 7 14:00 /mnt/gentoo/boot/grub/menu.lst -> grub.conf Frequently, the error notes a missing kernel image file. Now I can run it and enter commands at the Grub command prompt like so: $ sudo /mnt/usr/sbin/grub grub> root (hd0,0) grub> setup (hd0) (hd0,0) Checking if "/boot/grub/stage1" exists... May be a numeric index, a menu title, or "saved". https://wiki.gentoo.org/wiki/GRUB_Error_Reference
After hitting the Enter (Return) key at the GRUB menu, the screen blanks out Situation After hitting Enter (Return) at the GRUB menu during system boot, the screen blanks out, but Booting from a btrfs formatted /boot partition. Instead it can generate its configuration file (/boot/grub/grub.cfg) using the grub-mkconfig command. For more GRUB2 troubleshooting, please refer to the Troubleshooting sub-article.
See also: Super GRUB Disk. The time now is 04:51 AM. For each of thses, I've added a 'chain loader' entry to the original MDV2008 menu.lst. Grub Error 15 Some of these work, and some do not.
It's never too late to have a happy childhood! (Bumper sticker - Zimbabwe) To mark your thread solved, go to Thread Tools and select Mark this thread as solved Adv Reply Then run these commands, using your own root partition, kernel, and initrd image: grub> set root=(hd0,1) grub> linux /boot/vmlinuz-3.13.0-29-generic root=/dev/sda1 grub> initrd /boot/initrd.img-3.13.0-29-generic grub> bootThe first line sets the partition that Backup important data Although a GRUB installation should run smoothly, it is strongly recommended to keep the GRUB Legacy files before upgrading to GRUB v2. # mv /boot/grub /boot/grub-legacy Backup the internet After starting gdisk, type n (for new) in the main menu, provide beginning and end sectors (if needed), and set the partition type to EF00 for an EFI system partition.
It boots removable media, and can be configured with an option to enter your system BIOS. Error 15 File Not Found Press Any Key To Continue The only way forward is to boot from rescue media. The contents of this document, unless otherwise expressly stated, are licensed under the CC-BY-SA-3.0 license. GRUB must be installed on the MBR (first sector of the hard disk), or the first partition of the first storage device to be recognized by most BIOSes.
Tutorial Info Author: Gurujyot_singh Tags: linux, centos, ubuntu, debian, fedora, suse Share This Page Tweet Follow Xenforo skin by Xenfocus Contact Help Imprint Tutorials Top RSS-Feed Terms Howtoforge © projektfarm GmbH. http://www.ibm.com/developerworks/library/l-GRUB2-features/ share|improve this answer edited Feb 21 '15 at 16:18 Aditya 7,070114282 answered Jul 21 '12 at 11:35 Arun Verma 40932 This got me to my grub menu, thanks dude! Error 15 File Not Found Grub The root line sets Grub's idea of where the root filesystem resides. Error 15 File Not Found Centos heres my email add: [email protected] sigle kernal modeusman (not verified) - May 30, 2011 @ 8:19amhow to edit kernal parameter into single mode for repairing of file system of my ipcop
What does this mean and can it be fixed.From: Stan Wright Reply You lost me after the 'set' command. What is the "information required"? After the 'ls' command you check my blog If you see the recovery partition, open up a terminal and type fdisk -l to see if that detects the recovery partition. gentoo.org sites gentoo.org Wiki Bugs Forums Packages Planet Archives Sources Infra Status Wiki Toggle navigation Main pageRecent changesHelp Gentoo Gentoo Projects Documentation Gentoo HandbookGentoo FAQFeatured DocumentsTopicsCore systemHardwareSoftwareDesktopServer & SecurityProject & Community But this article implies that it loads stage 1.5 from the MBR system and then tries to continue from there. Error 15 File Not Found Windows 7
To allow individual distributions the ability to manage their own GRUB menus, multiple instances of GRUB can be used, see chainloader and configfile. This file provides a place to add additional entries or commands and does not require regeneration of the main grub.cfg file. /etc/default/grub POSIX shell script Yes In most cases this is In 5 minutes my grub was on again. this content In these scenarios your boot files are still there, but GRUB can't find them.
The next few commands work with both grub> and grub rescue>. Error 15 File Not Found Grub Windows 7 Think back about what we did. If the drive mappings don't match it won't work.
Situation GRUB loading stage 1.5 GRUB loading, please wait... Note: If you have grub-legacy installed as grub-0.97 pkg in your system, it will be updated to grub-2.xx pkg (GRUB2) during pkg updates. Windows) having to reboot and wait for the GRUB menu to appear is tedious. Linux Error 15 Some specific features are explained in more detail next.
GRUB also offers enhanced graphical capabilities, such as background images and bitmap fonts. but when i type the ls command in grub rescue mode, i get it as (hd0,gpt1),(hd0,gpt2) and not as (hd0,msdos1). But It Still Doesn't Work If your system is so messed up that none of this works, try the Super GRUB2 live rescue disk. have a peek at these guys Although the physical order of the partitions/logical drives has not changed, the order in which they are recognized has changed.
If the Gentoo installation instructions were followed, this BIOS boot partition will already be available. If you get an "error: unknown filesystem" this is not your Ubuntu partition. But the Detect any Operating System option might also be worth trying.If the detection is successful, you should see a new GRUB menu of options. Rescue Booting If no amount of tweaking with the Grub boot commands will allow your system to boot, it may be time to perform a 'rescue boot', which means that you'll
If you type 'root (hd' then press Tab twice you will see the available storage devices, this can also be done for partitions. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the This stage 1 loader is pretty dumb - all it does is to display the word GRUB on the screen then load a second stage boot loader using a 'block map' When you know what you need to press for the Boot Menu, put the CD in your external device, turn on or reboot the machine and slowly mash that key until
I was on day three of trying to fix this problem when I found your article. Adv Reply October 12th, 2008 #9 Morrad View Profile View Forum Posts Private Message Just Give Me the Beans! If it is not mounted or you have trouble finding it try: Code: sudo mkdir /media/sda4/ sudo mount /dev/sda4 /media/sda4 cat /media/sda4/boot/grub/grub.conf This will show you whether grub.conf exists where Grub Solution One reported cause was an exotic configuration of disk devices, like ultra/non-ultra DMA disks on one cable.
Assuming that your Windows partition is on the first partition of the second drive: /boot/grub/menu.lst title Windows map (hd0) (hd1) map (hd1) (hd0) rootnoverify (hd1,0) makeactive chainloader +1 Note: If you I tried single node, but couldn't modify the file, but the "mount -o remount,rw /". It may be possible to work around this temporarily: for instance, if the reason for the failure is that "prefix" is wrong (perhaps it refers to the wrong device, or perhaps Proceed to create a FAT filesystem on the EFI system partition using mkdosfs and add it to /etc/fstab by following the example below: root #mkdosfs -F 32 -n efi-boot /dev/sda1 root
If you're running GPT it will say (hd0,gpt1). The configfile command will instruct the currently running GRUB instance to load the specified configuration file. This allows the distribution to manage its own menu.lst and boot options. On some Linux systems the current kernels and initrds are symlinked into the top level of the root filesystem: $ ls -l / vmlinuz -> boot/vmlinuz-3.13.0-29-generic initrd.img -> boot/initrd.img-3.13.0-29-genericSo you could
These are the basic errors that may occur during booting. You should also have the menu.lst file written to this folder: # mkdir -p /mnt/boot/grub # if the folder is not yet present # cp -r /boot/grub/stage1 /boot/grub/stage2 /mnt/boot/grub # cp You can pick the code you would like to use (do not forget it, it is needed for the next step) and boot using it.
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