Questions tagged [grub]
This tag is ambiguous: use grub2 or grub-legacy as appropriate.
1,083
questions
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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
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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
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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
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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
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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
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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
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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, ā...
-1
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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 ...
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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
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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
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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
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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
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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 ...
