Questions about using the grub rescue prompt or how to get rid of it.

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14
votes
6answers
201k views

Fixing GRUB error: “error: unknown filesystem”

When booting into Ubuntu, I'm getting the following error with a grub rescue shell following it: Error: unknown filesystem. grub rescue> I'm not exactly sure what I did. I believe I installed ...
2
votes
1answer
5k views

Ubuntu 12.04 (Wubi) not starting - root.disk corrupted

I have Ubuntu 12.04 installed through Wubi on my laptop. For some reason when i click on Ubuntu on start up (when you have to either select windows or Ubuntu) I get the following screen, the grub ...
5
votes
2answers
25k views

error: file '/grub/i386-pc/normal.mod' not found

error: file '/grub/i386-pc/normal.mod' not found. grub rescue> What can I do? I just sit and stare at it. I found my old netbook (Dell Inspiron 1010) which I have not used for about four years. ...
5
votes
2answers
9k views

Grub rescue problem after installing ubuntu

I have windows 7 installed in my internal hdd and wanted to try out Ubuntu so I got a USB to put Ubuntu LiveUSB on and installed Ubuntu on an external HDD and everything worked out fine. Now the ...
22
votes
5answers
285k views

Recovering from 'grub rescue>' crash

I did a dumb thing... I forgot that Ubuntu 10.04 (Lucid) switched to Grub2 which puts a ton of *.mod files (kernel modules) in /boot/grub. I thought they were soundtrack files put there erroneously ...
2
votes
3answers
10k views

How to fix the MBR for Windows 7?

I have installed Ubuntu as dualboot with Windows 7. Now I'm no longer using Ubuntu so i removed the Ubuntu partition and added the unallocated space to my Windows 7 partition. But after I restart my ...
7
votes
5answers
39k views

After update, get “error: file not found.” followed by “grub rescue> _”

I just installed quite a lot of 12.10 updates, was prompted to reboot, and then found that I couldn't boot.
7
votes
1answer
12k views

Booting Ubuntu Failure : error: attempt to read or write outside of disk 'hd0'

I have installed ubuntu 12.10 in a WD external harddrive (320GB). This is a complete installation, not live USB. When I plug it in my HP desktop I go to the BIOS settings and boot off the harddrive, ...
2
votes
2answers
9k views

Grub rescue fails with “Boot Repair” with error “unknown file system” [duplicate]

THE PROBLEM WAS IN FILESYSTEM, THIS IS NOT DUBLICATE TO GRUB RESCUE STANDARD TOPICS. After laptop system crush (which was caused by hard restart), my ubuntu linux is not booting, it is showing now: ...
1
vote
3answers
6k views

error: file '/grub/i386-pc/normal.mod' not found in ubuntu 13.10

I've installed ubuntu 13.10, but after rebooting I get the message: GRUB loading: Welcome to GRUB! error: file '/grub/i386-pc/normal.mod' not found Entering rescue mode... grub rescue> I have ...
0
votes
1answer
9k views

error: no such partition. grub rescue> [duplicate]

Possible Duplicate: How to fix "error: unknown filesystem. grub rescue> please help me. I don't know how it has happened. I was recovering some data with Photorec (not sure if it's ...
0
votes
2answers
37k views

How to load Windows 7 from GRUB rescue

I had Windows 7 and Ubuntu installed on the same partition Some time later, decided to uninstall Ubuntu.So I booted Ubuntu,Changed the hd related to it to NTFS,I did NOT extended my main drive ...
1
vote
2answers
2k views

System will not boot without USB thumb drive inserted

I've had this issue before when trying out Linux Mint, but I was unable to get any assistance. I was then lead to believe that it was a problem related to Mint, and not grub. I installed Ubuntu 12.04 ...
0
votes
1answer
297 views

12.04 unable to boot on /sde, upgrade-grub and boot-repair failed

My problem is I've 4 disks in a raid array listed as sda, sdb... sdd and grub 2 refuses to boot on /sde (the 5th disk, standalone and containing a clean install of 12.04 LTS). I tried all solutions ...
2
votes
5answers
13k views

No such partition grub rescue

I'm desperate. I have windows 7 home premium installed on my notebook and I decided to install ubuntu as usual. Nevertheless, I had several problems with the graphic card while installing and I got ...
1
vote
4answers
15k views

How to delete grub entirely from grub rescue. Boot windows only

I had installed ubuntu (twice actually) onto the same drive. I wanted to 'try again' since one of them didn't install correctly and the other installed differently, but it worked. I was getting ...
0
votes
2answers
2k views

How to restore Windows 7 loader

I have this situation: I have Windows 7 installed on my laptop. Then decided to install Ubuntu 12.10 alongside it. The installation was successful and I'm able to have a dual boot, Windows 7 and ...
0
votes
1answer
283 views

What happens with Grub Rescue?

My problem is that I just installed Ubuntu 12.10 using Wubi, and since I have Windows XP I decided not to partition my hard drive. The installation went through fine, and when it finished I restarted ...
0
votes
2answers
2k views

Grub shell greets me at boot-up, instead of a menu

After a fresh install of 10.04, trying to boot yields grub> prompt. I am able to boot by typing root (hd0,1) linux /vmlinuz-blqh-blqh root=/dev/sda3 initrd /init-blqh-blq root=/dev/sda3 boot ...
-3
votes
2answers
2k views

Ubuntu 12.10 and Windows XP [closed]

I installed Ubuntu 12.10 on my son's PC. Then I bought a copy of Windows XP and tried to install it, replacing one OS for another. I have followed the advice given in many other similar questions ...
0
votes
2answers
3k views

12.10 64 bit Ubuntu won't boot, grub rescue, file /boot/grub/i386-pc/normal.mod not found

I bought a new computer a couple of weeks ago and installed Ubuntu from a book DVD. Everything went fine and I was happily using Ubuntu until I found out that it was the 32 bit version. I want to use ...
1
vote
1answer
2k views

Dual-boot Windows 7 and Ubuntu on two SSDs with UEFI

I recently built a new system with (Asus)UEFI and two SSDs for boot drives, and an HDD for storage. I installed Windows on the first SSD through the UEFI, and it works fine, I've been using it for a ...
0
votes
1answer
319 views

Grub rescue unknown filesystem…the ultimate hopelessness

I know the question has been asked so many times but in my case whatever I do as indicated in the following post (all solutions are tried) 'unknown filesystem' is the ultimate reply.. Grub rescue - ...
1
vote
2answers
2k views

Can not boot 12.04LTS from USB HDD [duplicate]

I have installed Ubuntu 12.04LTS on an external USB HDD, and put the bootloader onto the same drive. This is so I can interrupt the boot sequence on the PC and force the system to boot from the ...
1
vote
1answer
12k views

“grub rescue>” Can't get past this message in spite of EVERYTHING! There must be a way?

Everybody will understand this problem I think, but somebody will have the solution (I can't find it on here even after searching). It's a straightforward (!) boot up issue (I wish!!!!). I have a ...
0
votes
1answer
554 views

Removing Grub / Restoring Windows Bootloader [duplicate]

I really need you help because I ran out of solutions. I've installed Ubuntu in a USB pen, and I thought that I could use it just by booting from the USB port whenever I wanted to use Ubuntu. What ...
0
votes
2answers
534 views

grub rescue> error : unknown filesystem

I had a laptop with windows 7 and linux operating systems. but i deleted the drive where linux is installed when operating in windows os. Now i am getting grub rescue> I need to enter the windows os ...
0
votes
0answers
404 views

Nvidia GT 750m graphics problem with dual boot in my lenovo ideapad Y500

After doing a long try, i got success to load Ubuntu 12.04 with Windows 8(dual boot) in my Lenovo ideapad y500. But now window is not working, I simply use legacy mode with UEFI first boot. and ...
0
votes
0answers
1k views

Grub Rescue with Unknown File system

Hello there Ubuntu Community. I have a question and problem that needs to be solved quick. Earlier today my computer was working perfect with a dual boot that I had running with Ubuntu 12.04 and ...
0
votes
1answer
759 views

Dual boot “Ubuntu Desktop 12.04” “Ubuntu Server 12.04” grub mess up!

I have a system with two version of Ubuntu in two hard drives, "Ubuntu Desktop 12.04" on the first one (sda1) and "Ubuntu Server 12.04" on the second one (sdb2). (first installed Desktop then ...
0
votes
4answers
15k views

error: no such partition. grub rescue

I had multiboot windows 7 and ubuntu on my Samsung notebook NP305U1A-A07IN. I uninstalled Ubuntu by deleting all unnamed partitions from windows disk partitions as I read on net somewhere. Now I ...