Questions tagged [grub]

This tag is ambiguous: use grub2 or grub-legacy as appropriate.

Filter by
Sorted by
Tagged with
0
votes
0answers
18 views

FIXED: Messed up Ubuntu install, grub bootloader no longer works [closed]

FIXED: Found this Youtube video https://www.youtube.com/watch?v=i97y5Y2nChs&t=400s&ab_channel=MicrowaveSam and it worked. He uses a boot repair tool. So yesterday I installed Kubuntu 18.04.5 ...
1
vote
0answers
15 views

Install alongside windows option not appearing, ubuntu 18.04.5

I am new to linux, I was trying to install linux 18.04.05 but the installation menu says: the computer currently has windows boot manager on. What would you like to do ? But there is no option of ...
0
votes
0answers
26 views

After successfully installing my debian os, now I am getting failure - error messages - why?

I am installing debian gnome 9 and getting unable to install grub in dummy executing grub-install dummy failed fatal error I have reinstalled it three times and the same message appears each time. I ...
0
votes
0answers
9 views

Clonezilla freezes after selecting mode

I download the latest Clonezilla put it on USB stick with Rufus (MBR, BIOS or UEFI but tried GPT, non CSM too), it works on some of the devices and it freezes on others after selecting mode. I tried ...
0
votes
1answer
22 views

grub password protection necessary or overkill in an encrypted system?

I run debian with full encryption and wonder why I would also need a password protection for the bootloader...
0
votes
0answers
28 views

I can't run iso Pop!_OS in Grub

I can't see Pop!_OS on my pendrive with a Grub 2. Other iso images (Debian, Ubuntu and Fedora) work fine. Below is my grub.cfg and the error. grub.cfg: menuentry Pop!_OS { insmod search_fs_uuid set ...
0
votes
0answers
12 views

Trying to boot Ubuntu MATE 18.04 OR Ubuntu Mate 20.04

Summary of the problem: I just built a new computer using Western Digital NVMe 500Gb SSD. I installed Ubuntu Mate 18.04.5. I wanted to run Ubuntu Mate 20.04 also so I created a bootable flash-drive ...
0
votes
1answer
32 views

linuxefi causes “you need to load kernel first”

I am aware of the multiple questions regarding this matter but this one seems to be different. This is the Grub configuration our PXE boot server provides: net_ls_addr sleep -i 5 set retcode=$? clear ...
-2
votes
1answer
17 views

Can't boot windows after installing PrimeOS

I installed prime os, I choose "yes" to make prime os grub. When makin the grub, I ejected the flash disk. What is the right command list to enter the windows on the GRUB booting? Currently ...
0
votes
0answers
19 views

Ubuntu 20.04 stucked at grub-rescue [duplicate]

When I started the system, computer automatically opened grub-rescue. I use command: ls: (proc) (hd0) (hd1) (hd1,gpt2) (hd1,gpt1) System installed on (hd1,gpt1) and it contains: (hd1,gpt1)/efi -> ...
0
votes
2answers
46 views

Can I boot over symlinks?

So I have multiple drives in my pc, but because of the Filesystem Hierarchy Standard it is very impractical to store progams and similar on those drives. I personally also just don't like having ...
0
votes
1answer
35 views

SLES 11 doesn't boot after RAID controller replacement

I need to fix a server (SUSE Linux Enterprise Server) that stopped booting correctly after a piece of hardware, responsible for RAID, got damaged and replaced. The booting process was getting stuck on ...
0
votes
0answers
7 views

Multi boot Issues

I have a 160GB HDD. With Windows 7 as my base OS. For a few months I was using elementary OS with wubi. Few weeks ago I installed android-x86 via partitioning, but it was really slow, so I deleted ...
0
votes
0answers
10 views

Messed up Ubuntu/Windows7 dualboot

I had a dualboot installation of Windows 7 and Debian that looked something like this: /dev/sda1 - EFI boot partition ~100MB (made during Debian installation) /dev/sda2 - unknown, likely Windows ...
0
votes
0answers
24 views

Fedora 32 boots to emergency mode after partition shrink

I recently shrank my main Fedora partition with gparted live to make room for a dual boot. Upon selecting to boot into Fedora 32 in GRUB, I boot into emergency mode. Reading from the log files, “...
-1
votes
0answers
28 views

How to configure GRUB to detect OS on another drive?

There is another question on this topic but that does not solve my problem. My Arch linux partitions are on /dev/sda. Windows partitions are on /dev/sdc. Every OS is booted in UEFI mode, so when ...
3
votes
3answers
132 views

Is it possible to boot in a way that doesn't delete /tmp?

Say I'm running some lengthy process, consisting of two steps: a generates a big intermediate file, say /tmp/aoutput, then b reads that file and does something further with it. Now the system crashed ...
0
votes
0answers
46 views

System bootloader not found

I recently installed UbuntuDDE 20.04 LTS to be able to dual boot with Windows 10. After following the instructions online, I was able to get it up and running. However, after shutting down my PC and ...
0
votes
0answers
28 views

Ubuntu Installation Stuck at “update-grub”

I have gone through all the similar questions asked about this problem and tried the workarounds mentioned over there but nothing works. Like the " ps | grep 'dmsetup create' " workaround ...
0
votes
1answer
61 views

Why can't grub find the disk by UUID?

I'm trying to troubleshoot why I can't boot to Windows. The relevant entry in grub.cfg is: ### BEGIN /etc/grub.d/30_os-prober ### menuentry 'Windows Boot Manager (on /dev/sda3)' --class windows --...
0
votes
1answer
21 views

Unable to access GRUb2 menu neither the BIOS

I have an ASUS with dual boot (ubuntu 16.04 and Windows10) for a while. These days it happens that the PC boot directly into linux. I tried all the possible solutions (start button/escape key , Start/...
0
votes
1answer
38 views

Installing Kali Linux and Removing Ubuntu

I am planning to Install Kali Linux and Remove Ubuntu. My question is, I already have the Ubuntu's GRUB. So when installing Kali Linux, I am going to overwrite the Ubuntu partition. But do I also ...
2
votes
2answers
219 views

Which command was used to install grub?

I need to re-install grub (to fix the boot-hole security issue). I don't want to make a mistake, and because I'm not very comfortable with grub, I ask myself if there is a way to find the grub-install ...
0
votes
0answers
29 views

Unknown file system error

I had two OS on my HDD, Ubuntu Linux and Windows 10. Then I bought another SSD and installed another Ubuntu Linux on it. Now I am having the error of unknown file system and entering the rescue mode. ...
0
votes
0answers
80 views

Grub randomly stopped working, modinfo.sh doesn't exist, proxy stops yum install from internet

So a couple days ago my Centos 7 installation just... decided to stop working. I had left the computer on over a weekend. There were no issues with it before I left it. When I came back, the monitor ...
2
votes
1answer
47 views

Restored encrypted LUKS drive with CloneZilla makes system non-bootable

As the title says, I've made a backup of my system before sending my laptop for tech repairs, my system was encrypted and I used CloneZilla's beginner mode so as to not mess anything up. I received my ...
1
vote
1answer
30 views

I have ubuntu on SSD and HDD. How to boot into ubuntu on SSD instead of ubuntu on HDD

I had ubuntu 20.04 installed on my HDD and i copied it to my new partition (/dev/sdb4) on SSD, then i installed grub. Now whenever i select ubuntu on /dev/sdb4 (i.e. ubuntu on SSD) boot option, my ...
0
votes
0answers
29 views

why passing console=ttyS1 to init rather than kernel also works?

I am studying serial console of Linux(Ubuntu Bionic, kernel 4.20). In grub.cfg's kernel command line, simply appending console=ttyS1 works well: other kernel options ...... console=ttyS1 , but I ...
1
vote
0answers
141 views

Dual booting Linux-Mint with Windows 10, UEFI/Legacy problem

I used this tutorial to install Linux Mint in a Windows OS Dell computer. I quickly found that in order to get into Linux I had to hit F12 everytime the computer booted, and then, select boot from USB ...
0
votes
1answer
33 views

How do i get the GRUB screen back

recently i installed mint, on the grub screen there was an option for something to do with U.E.F.I, out of curiosity, i booted into it, i turned my computer off, and then back on, it booted into ...
0
votes
0answers
14 views

Best Practices for Pop OS Fedora Windows Tri-Boot

I Have a LENOVO_MT_20MF_BU_Think_FM_ThinkPad X1 Extreme, Intel(R) Core(TM) i7-8850H CPU @ 2.60GHz Originally wanted to do this with Fedora but at the time I couldn't get the drivers to work. ...
1
vote
0answers
39 views

Writing a custom GRUB configuration entry for a Debian Buster Luks Parition

I have two installations of debian on a single hard drive. One is on ext4 partition and the other is on luks partition. I first installed debian on the ext4 partition and then on luks partition. ...
0
votes
0answers
17 views

Debian 10 not in grub menu

I was rebooting my computer because it was being really slow. On boot, the GRUB menu wasn't showing my installation. only windows. (also my windows installation got messed up awhile ago, so I can't ...
1
vote
1answer
100 views

Adding debian installed on LUKS partition to boot option

I have installed debian on two partitions on a single hard drive. One is on ext4 partition and the other is on luks partition. Recently I updated grub in the debian on ext4 partition. Since then the ...
0
votes
1answer
91 views

update-grub does not detect linux partition

I had windows and debian installed alongside on the same SSD and working seamlessly. During my experiments I played with Windows installation from USB and (of course) it ended up with grub rescue mode....
0
votes
0answers
16 views

Can't install GRUB on artixs6 base install

I was trying to install Artix linux with the s6 init system base install on a UEFI thinkpad t450, everything went well until i ran the command grub-install -- target=x86_64-efi --efi-directory=boot/...
0
votes
0answers
27 views

My grub isn't working well and I can't access my linux

I upgraded my windows 10 yesterday after which when I rebooted my PC it showed me grub rescue and I ran a series of command ls ls (hd0,msdos40 set root=(hd0,msdos4) set prefix=(hd0,msdos4)/boor/grub ...
0
votes
1answer
24 views

Advice: Set grub-reboot option while the computer is off

I have a dual boot computer I've nicknamed Marcus. I have written an Alexa app that invokes commands on a raspberry pi. The Pi can start, reboot or power off Marcus. I have a command that will issue ...
0
votes
2answers
116 views

How to remove startup terminal “GNU GRUB version 2.02” on Linux Mint 20 cinamon?

I installed Linux Mint 20 on a clean drive, but I keep getting this terminal on startup. GNU GRUB version 2.02 Minimal BASH-like line editing is supported. For the ...
1
vote
0answers
33 views

Remove grub from boot sector

I use Coreboot. Meaning I use SeaBIOS to boot my computer. I use FDE (I don't have /boot in my compute hard drive, instead i have it in a USB). When SeaBIOS can't boot from a device, fallback to ...
0
votes
1answer
15 views

Cant make use of grub-mkimage

I am trying to create portable grub mbr with grub-mkimage to chainload as bootsector from windows. But when booting I get stuck at a black screen with bold "GRUB" and blinking curser. No key ...
0
votes
1answer
483 views

GRUB not showing up in pop os

I recently installed pop os on my laptop and I couldn't get grub to show up in the boot screen. My laptop just keeps showing me a black screen at startup and then boots directly into pop. I've tried ...
1
vote
0answers
20 views

How to make a hybrid Debian 10 Installer 32 bit to 64 CPU?

This is a problem with several solutions around the web, however, I didn't find any recent, not even for a Debian 8 or 9. In my Mac Mini 2007 without optical drive, the only systems I can boot are Mac ...
1
vote
1answer
45 views

Dual Boot W10 and Ubuntu

I'm trying to install Ubuntu along side W10 (which I installed as an update to W7). I used to have dual boot and everything was working nicely. If I press F12 when I turn on my computer, I'm presented ...
0
votes
0answers
50 views

How to install grub bootloader as second stage bootloader

As you know grub bootloader supports arm architecture on recent versions,but it demands EFI ,thing that is unavaible on most arm base single board computers (SBCs) and they use U-boot instead of EFI ...
1
vote
1answer
36 views

Installing Linux alongside Windows without boot managers

Can I install Linux alongside Windows on another drive and choose what OS to boot just through UEFI? I have two disks: SSD and HDD. And so I want to install Linux OS on a partition on HDD while being ...
0
votes
0answers
19 views

How to make grub.cfg file for debian installation?

I am following this tutorial: https://www.pcsuggest.com/create-a-multiboot-usb-drive-with-grub-in-linux/. My purpose is to make my pen drive to boot from, as well as make there a partition for root ...
0
votes
0answers
68 views

grub-install: error: cannot find EFI directory — for live usb

I am trying to make my usb pen drive bootable according to this: https://www.pcsuggest.com/create-a-multiboot-usb-drive-with-grub-in-linux/, what I have done: # fdisk /dev/sdb #made new partition /...
1
vote
0answers
26 views

Why do I have a Debian grub boot loader with Debian listed as the default OS to boot showing on my Laptop when I never installed Debian?

I have an old Thinkpad T410, originally had Windows 7. Then I installed Linux Mint to dual boot. Later I made space and installed Ubuntu as my main operating system, but still have Mint and Windows 7 ...
0
votes
0answers
26 views

Grub-install options for specific partitions

I've been trying to use grub bootloader to load arch on my machine. I've asked a similar question previously and wasn't able to configure the setup to my liking. Right now I have a hard drive with ...

1
2 3 4 5
22