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

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136 views

14.04.3 LTS tries to install bootloader to its own installation media, and how I fixed it

I tried installing Ubuntu Desktop and Ubuntu Server 14.04.3 LTS using the standard text-based install. It kept saying, "Executing 'grub-install /dev/sda' failed. This is a fatal error." The alt+f4 ...
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1answer
38 views

Installed ubuntu on an external can't boot to windows without it

I was out of town visiting a friend and I installed ubuntu to an external and gave it to him when I left. Got home realized windows won't boot without the hard drive. Can this be fixed without ...
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17 views

Grub Bootloading Problems

OK So I've Installed Ubuntu (Replacing The Windows Partion) Meaning I Have The Grub Bootloader But I'd Decided I Wanted Windows 10 So I Deleted Ubuntu's Partions(Am I Spelling That Right... Doesn't ...
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37 views

error: unknown filesystem, grub rescue>

I need help I have tried undoing this error but to no avail. when I even try to confirm the correct partition to work with i.e ls (hd0,msdos5)/ or ls (hd0,msdos1) it still returns error: unknown ...
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0answers
10 views

Boots into 'grub rescue' after installing 14.04.3 [duplicate]

I just installed Ubuntu Unity 14.04.3 using a liveUSB with persistence onto an external HDD. When I did the first restart, it booted into grub rescue with this message: error: file ...
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1answer
148 views

Deleted Ubuntu partition, stuck at GRUB command line [duplicate]

I am having one big problem. I had dual-boot on my PC: I had Windows 7 and Ubuntu. Yesterday I upgraded to Windows 10 and I deleted the partition where Ubuntu was installed. When I restarted my ...
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0answers
44 views

Accidently deleted the wrong partition on a dual booted win7 and unbuntu

Google got me this far but...what now, and yes I know I'm an idiot In grub rescue Ls (Hd0) (hd0,msdos1) Set root=(hd0) Set prefix=(hd0)/boot/grub Insmod normal Error:unknown filesystem Set ...
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1answer
132 views

Grub rescue issue after deleting partition and wanted to only have windows

So today I've got tired from dual boot (win7 and Linux mint), so without thinking I went to windows and deleted Linux partitions. After turning off my PC and turning it on I've got error:unknown ...
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0answers
23 views

Password for guest [duplicate]

While I'm trying to repair grub using a live cd when I use sudo command it asks for password But there is no password and if just hit enters it shows please try again Is there any default password ?
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0answers
28 views

Boot failed, grub rescue..tried live usb methods as well as prefix insmod method but none of those helped

Boot failed showing grub rescue> I checked many posts and find out that using Ubuntu live USB and boot-repair, I can fix it but it doesn't work for me. Every time asking me to run 1 command sudo ...
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0answers
29 views

Grub rescue problem: unknown filesystem

I got error No such partition when I tried to install ubuntu through usb drive and it entered grub rescue mode. In grub rescue mode, when I try to access from usb drive, I am getting unknown ...
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0answers
108 views

Boot after installation error: no such device (Installed to External Hard Drive partition)

Installed Ubuntu 14.04.3-desktop-i386 alongside Windows Vista Home Premium. The installation only offered the 4.0 Tb EXTERNAL HARD DRIVE for installation, so I assigned (NOT within the advanced ...
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0answers
156 views

Cannot access Ubutu in Dual Boot Windows 10 as there seems to be some problem with grub

About 3 months ago, I dual booted my Ubuntu with Windows 8.1. It worked fine till the new windows 10 update came. After the update, Grub was over-written by Windows Boot Loader.As a result I had to ...
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0answers
85 views

Windows 10 grub rescue issue

So, my computer ran on a partitioned disk with 0,5 TB on Ubuntu and 0,5 TB on Windows 7. I wanted to update to Windows 10 and all the grub rescue thingy came up at the first reboot of the update. The ...
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0answers
149 views

GNU Grub error message when installing Ubuntu 15.04 on Windows 10

I know very little about Linux but I did previously install Ubuntu on a Windows 7 laptop and it went fine. This time I have a big problem: Steps: 2 year old laptop with Windows 10. I want to change ...
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0answers
20 views

Deleted Ubuntu partitions and now grub rescue won't work [duplicate]

I wanted to free some hard drive space and proceeded to delete the two partitions for ubuntu. Now I cant boot windows or Linux. Any way to get past this? The only partitions left are the windows and ...
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0answers
59 views

Grub rescue issue, unknown filesystem, no such partition and no module specified

I have an Acer laptop which had Ubuntu and windows on the same hardrive, I didn't want Ubuntu so I deleted it but when I restart the laptop I sent directly to a grub rescue prompt and it says ...
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2answers
44 views

Deleted Ubuntu prtition from machine and going back to Win - can't get past “grub rescue” on startup [duplicate]

I wanted to go back to an all Windows machine after trying Ubuntu 15.04. It was a good experiment, but not for me. I had installed Ubuntu 15.04 on its own partition and it put in a dual boot menu. At ...
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2answers
89 views

problem with ubuntu 14.04 installing, grub rescue

i tried to update ubuntu 12.04 lts to 14.04 lts. but I did an dumb mistake. My computer was not responding during update , so i foolishly shut down my laptop. but i managed to install other things ...
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3answers
500 views

Windows 10 upgrade leads to grub rescue, boot-repair dosen't work

I've fallen victim to windows' aggressive handling of boot-ups. I have Ubuntu and Windows 7 side by side on my PC, and after I started the upgrade to Windows 10, I couldn't boot to continue the ...
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0answers
175 views

Grub Rescue Prompt, Booted from live usb, Missing config file in grub dir, bootRepair tool doesnt help

I installed Ubuntu 14.04 along side Windows 7 professional. When I attempt to boot I am given a Grub Rescue> prompt. when I type the ls command, it lists the partitions but when I ls the individual ...
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0answers
14 views

grub rescue is cause of my problem [duplicate]

I am trying many commands Ls (hd0) (hd0,msdos3) (hd0,msdos2) (hd0,msdos1) set root=(hd0,msdos3) Set prefix=(hd0,msdos3) /boot/grub Insmode normal I am trying this with every partition. But after ...
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0answers
151 views

Can't load Windows 10 on fast boot setting

I updated to windows 10 a week ago. For class purposes, I needed to install ubuntu. I installed ubuntu 14.04, but then had to delete it for some reason. I deletrd the Linux partition feom windows ...
0
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1answer
70 views

Grub Rescue Windows 7 and Ubuntu 14.04

I have an HP Pavilion p7 1010 with 10GB RAM that's dual booted with Windows 7 Home Premium and Ubuntu 14.04. I tried upgrading Windows 7 Home Premium to Windows 7 Professional, and it said that it did ...
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0answers
17 views

How to delete triple boot Ubuntu 14.04 Mint 17 & windows 10? [duplicate]

I have installed windows 10 ubuntu & mint on my pc now i want to remove ubuntu and keep linux mint & windows. so how to delete ubuntu? what will happen with mu GRUB & MBR if i delete my ...
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1answer
98 views

What is help command in grub rescue mode

I tried ?, man and help but these commands did not give me any help. I am looking for a command to show help in grub rescue mode
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2answers
468 views

Deleted Linux partition and upgraded to windows 10… Now stuck at grub rescue

I had a Ubuntu partition and windows 7 partition after installing windows 10 I accidentally deleted my Ubuntu partition, now I'm stuck at grub rescue. I saw a YouTube tutorial and did the steps like ...
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0answers
99 views

Stuck in grub rescue (error: invalid arch-independent ELF magic)

Well, I fiddled a bit with my partitions, now my computer wont boot. I get this message: error: invalid arch-independent ELF magic grub rescue> set gives cmdpath=(hd0) ...
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1answer
45 views

Booting from flash, can't escape grub rescue

I recently wanted to reinstall Ubuntu on a partition on my PC. I used Gparted to delete the partition so that I could start fresh. I tried to boot to the usb, but it went into grub rescue mode. I ...
0
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1answer
56 views

Goes to grub rescue after removing the partition with linux

I deleted the partition that had Ubuntu on it to get rid of dual boot, and now every time I try to boot to windows it goes to grub rescue, saying error: no such device 22623f... When I type ls is ...
0
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1answer
67 views

Problems on Startup (Grub Rescue, Gnome Wants Attention)

Every time I start my computer, I get the GRUB rescue thing. I found this answer, but I have to do that every time I boot up... set root=(hd0,msdos1) set prefix=(hd0,msdos1)/boot/grub # ...
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1answer
240 views

How to make a UEFI compatble ISO with grub-mkrescue?

I have been following this guide to produce a customized version of Ubuntu. As of now, the structure of the CD is complete. I just have to generate a bootable ISO image with the command: sudo ...
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0answers
440 views

Windows10 / Ubuntu 15.04 — Grub Rescue

I seem to be having a bit of an issue booting into either of my OS's. I went ahead and upgraded from Windows 8.1 to 10, and upon restarting, something happened with grub. Here's what I've tried to ...
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35 views

PC won't start stuck on grub rescue> after Ubuntu 12.04 installation

Myself Rushabh ostwal Last night i installed Ubuntu 12.04 on my old PC. It was a dual boot between windows xp and Ubuntu 12.04. It installed very fluently but then after the installation when it told ...
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40 views

Grub rescue No such partition and all partition tell me unkown filesystem [please reply fast]

I have duel boot Win7 and ubuntu 15 , and I have deleted one partition 2GB and when I have restarted my pc and its tell me No such partition grub rescue, I have tried this step Set prefix=(hd0,msdos ...
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0answers
56 views

Troubles using GRUB Rescue

I am facing this problem suddenly from today morning and I am at my wit's end trying to figure out how to solve this. I am going through endless discussions but I still can't figure out the problem. ...
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0answers
633 views

Windows 10 upgrade kills grub

At first, I had Ubuntu 14.04 LTS alongside with Windows 7 Professional. I was on windows 7 and I upgraded to windows 10. During the installation, It had to restart. What happened when I restarted was ...
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0answers
52 views

grub rescue: no such partition, red screen, no boot

and thanks for taking the time to stop to look at my question. I was trying to move from Ubuntu to Windows 8. I was half asleep when I plugged in the Windows boot USB, and when it said it couldn't ...
0
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1answer
206 views

Upgraded to Windows 10, destroy my Linux partition, boot-repair didn't do anything

http://paste.ubuntu.com/12026167/ I get dropped in grub rescue with the message "no such partition" and I don't know what to do. Can anyone give me a step-by-step on how to fix this?
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39 views

Forgot password, trying to recover on grub rescue

I forgot my log on password to the computer, so I tried esc. I get the Welcome to GRUB! message, then error: no such partition. Entering rescue mode... grub rescue>
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2answers
4k views

grub rescue> during windows 10 update

I had ubuntu and Windows 8.1 simultaneously installed on 1 hdd and I Upgraded windows to windows 10, but during the installation, my laptop rebooted and now im stuck error: no such partition. ...
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0answers
240 views

Tried to update to Win 10 on dual boot, and entered grub rescue with an error

I have a dual Win7+Ubuntu 14.04 boot. Today I upgraded to Win10, and on the first reboot during the upgrade, grub entered rescue mode with an error "no such partition". After some investigation, I ...
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0answers
161 views

error:unknown filesystem. Entering rescue mode… grub rescue

I did my best to look at all the other "duplicate" questions out there but nothing has helped. Here's what's happening: I think my laptop ran out of power and shut itself off (while the lid was ...
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0answers
37 views

grub rescue error on ubuntu 12.04 32bit

When I tried to boot up Ubuntu 12.04 32bit, it showed the "grub rescue" screen. I want to make Ubuntu work again without loosing data. Please help me out on this! Thank you in advance...
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0answers
172 views

Solving Grub Rescue! Error: no such partition

This problem was due to resizing my windows partition. #I some how solved this problem by doing set root=(hd0,msdos3) prefix=(hd0,msdos3)/boot/grub insmode normal normal but the problem is ...
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0answers
95 views

Help! (initramfs) failed boot

I cant boot to my ubuntu 15.04, after boot I get to initramfs. After looking for solutions online and here, I'm not sure what I can do to get back my OS and files... I introduced the command blkid ...
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5answers
57k views

Windows 10 upgrade lead into grub rescue

I was dual-booting Windows 7 and Linux Ubuntu on my desktop, and today is the day they gave out free Windows 10 upgrades. How exciting! I got the update, and it was installing, and I left to go take ...
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0answers
26 views

what should i do to get out of the unknown filesystem

Unknown filesystem: grub rescue> _ grub rescue> set boot=(hd0,msdos6) grub rescue> set prefix=(hd0,msdos6)/boot/grub grub rescue> insmod normal error: no such partition grub rescue> ls (hd0) ...
1
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1answer
71 views

Unknown filesystem with grub, but Windows Bootloader works!

I have been having this strange problem for a month or so. I have installed Ubuntu 14.04 alongside Win8.1 on my Lenovo z510. It worked fine for about 5 months, but almost a month ago, I started ...
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0answers
186 views

How to repair Ubuntu GRUB bootloader from within Windows WITHOUT a live CD

I've been running Ubuntu 15.04 and wanted to install Windows 7 for dual boot, and it of course deleted the GRUB bootloader upon install. However, every time I try to use a live CD or USB to repair ...