Questions tagged [grub2]

GRUB 2 is the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB 2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".

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Trouble when installing Ubuntu 22.04 LTS alongside Windows 11

I am trying to install Linux in my laptop. I have windows 11, and I'm looking to have a dual system with Linux. I have tried to install Ubuntu 22.04 LTS with a usb, I don't know how many times anymore....
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apt update stuck at "Generating grub configuration file"

Running Ubuntu 22.04.4 LTS for a long time now.. Never any problems, but today when I did an apt upgrade things seemed to get stuck (see further below for entire log): update-initramfs: Generating /...
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error invoking "grub-mkrescue" - invocation fails

I am following along a tutorial on writing an OS and fail to create a bootable iso file. The tutorial uses grub-legacy but I use grub 2 since legacy is outdated. The important part of the makefile ...
Prudence Clearwater's user avatar
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Problems ubuntu live usb

I will preface this by saying that I am not extremely knowledgeable (in fact, I am not very knowledgeable, so my terms may also be wrong). I installed ubuntu (dual boot) via usb and, once a few ...
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SOLVED Ubuntu 22 from external replaced grub from internal ubuntu 22

On my PC i have Ubuntu 22, WIndows 11 and Kali(installed later) running I also installed Ubuntu 22 onto an external SSD using the same PC, but sice then the grub from my internal computer wont work ...
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I tried to install Ubuntu and it broke

I tried installing Ubuntu with Windows for a dual boot. I installed Ubuntu on a seperate hard drive but it somehow replaced the windows boot loader and grub corrupted after it did.
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Laptop says "GRUB" when trying to boot from bootable USB stick

I flashed Kubuntu onto my USB stick and tried to boot from it on my HP Pavilon dv7. Whenever I do that it only shows the word "GRUB" in the upper left corner and does nothing else. It's not ...
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Im having trouble booting Ubuntu on dual boot

i keeps having the following issues: iwlwifi 0000:00:14.3: WRT: invalid buffer destination My GPU is: intel(R) xe graphics I have already tried this from ask Ubuntu: Ubuntu not booting due to iwlwifi ...
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Going from full encrypted system to unencrypted /boot and encrypted / - how to be asked for the passphrase?

I had a fully encrypted system with /boot and / on the same device (/dev/sd8 is root). / contained a keyfile under /etc/luks/ so that I only needed to enter a passphrase when GRUB started, not ...
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GRUB: Boot generic kernel instead of realtime one ONLY on next boot

I've been looking all over for this, it must be possible but the closest answer i could find is this one: How can I get grub2 to boot a different option only on the next boot? This is for a laptop ...
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GRUB: Boot generic kernel instead of realtime ONLY on next boot

I've been looking all over for this, it must be possible but the closest answer i could find is this one: How can I get grub2 to boot a different option only on the next boot? This is for a laptop ...
dolt's user avatar
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Dual boot Ubuntu Grub menu item duplication

Ubuntu 22.04 (already updated/upgraded) enabled grub menu with customer entry, however when selecting the entry the grub menu blips for a moment and creates a duplicate of the said menu entry item. If ...
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I can't boot into Ubuntu after installing it

I have a Lenovo Thinkpad t470s I followed the instructions to install Ubuntu but I can't boot into after multiple try I couldn't do anything
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Is it worth booting another OS via grub if they live on different drives?

Foreword This is technically not a Ubuntu-specific question but I suspect it's a valid question for Ubuntu users. Actual question Is it really worth booting a non-Ubuntu OS via grub, if it lives on a ...
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Does installing Grub and Windows boot manager on the same EFI partition cause any problems during update

I have installed Grub alongside the Windows boot manager on the same EFI partition. Will this cause any problem during updates (Windows updates, to be specific, as I have heard that Microsoft usually ...
Shri's user avatar
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How to add bootable Windows 11 to Grub?

I am using Ubuntu 20.04. Because of a particular reason, I need to use Windows. I have a SSD containing bootable Windows partition and added it as second drive. So, I added to /etc/default/grub: ...
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(K)Ubuntu 23.10 clone

I cloned Kubuntu 23.10 to a second drive using the command rsync -axHAWXS --numeric-ids --info=progress2 /mnt/sourcePart/ /mnt/destPart (only / and /home partitions, both systems are intended to use ...
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grub not finding hwe kernel

I'd like to try the hwe version of the 22.04 kernel in an attempt to fix some non-working hardware (built-in speakers) . I installed the hwe kernel with the 'mainline kernels' GUI and it seems to be ...
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Move Ubuntu 22.04 to hardware hp p410i RAID1 with encrypted volumes on BIOS

I have an old hp n40l microserver with Ubuntu 22.04 on board with quite old BIOS as of 2012. Now my SSD 256GB disk is split to 2 partitions: /boot/efi and /. I've bought hp p410i RAID card, and 3 more ...
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Future Proof This Problem?: Failed to open \EFI\ubuntu\grubx64.efi - Not Found:

This question intends to determine best how to avoid this problem in the future. After Windows performed an update on 2/26/24 (after several months of not using Windows). Booting presented this error ...
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Configuring grub-efi dialog during regular update

I had to restart my pihole server which is running Ubuntu 22.04.4 LTS after about 6 months or so. It rebooted and offered updates. I clicked Yes, entered password and the update began as usual. Half ...
masiton's user avatar
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Overwrote Windows with Ubuntu and lost Windows Boot Manager

Yesterday I tried to dual boot Windows and Ubuntu, but then when I restart my laptop, I didn't start Windows but it ran Ubuntu immediately. Then I knew I just accidentally removed Windows Boot ...
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Boot related issue on Ubuntu 22.04 when NVIDIA driver is installed

I have booting related issue everytime I install NVIDIA-driver on Ubuntu 22.04 So the main problem is everytime I boot, Ubuntu would either (1) boot fine (25% of the time) (2) boot takes long time(...
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Struck at GNU GRUB while loading from external SSD

I recently needed to use ubuntu for my project, so instead of dual booting ubuntu along windows I wanted to boot from external SSD to have the project portable. I installed ubuntu on a pen drive and ...
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My Aspire A-515-54 fails to boot. Got a software disk assembly mismatch

Ubuntu 20.04 LTS installed 9 weeks ago. Windows 10/11 deleted, disk reformatted NTFS. System worked like a charm for over a month. Then problem appeared. I tried the command /etc/fstab to update the ...
radipbob's user avatar
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Previous version Ubuntu 18.04.6 LTS not boot from Grub

I installed Ubuntu 22.04 selecting to retain my existing version 18.04.6 where all my APPS are loaded and working however although I can successfully boot into 22.04 if I choose the previous version ...
Anthony Rooney's user avatar
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Installation mis-formatted a partition as W95_FAT32. Won't boot

I initially tried to install Ubuntu 22.04 LTS, but it wouldn't allow me the simpler non-manual partition install. I then installed using a 20.04 LTS DVD, that gave me this result. How can I retrieve ...
Kent McNaughton's user avatar
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"For: not found" error while updating Linux kernel [duplicate]

I encountered an error while updating my Linux kernel using the sudo apt-get -u dist-upgrade command. The output of the command is as follows: ... Processing triggers for linux-image-6.5.0-15-generic (...
Matthew's user avatar
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First time installing Ubuntu, no GRUB

This is my first time attempting to install Ubuntu. I downloaded the iso and made a bootable thumb drive using a utility. In making the boot drive the utility gave a warning that it could not locate a ...
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Ubuntu installation problem : Disk not found, you need to install the kernel first [duplicate]

I bought a beelink mini pc and I want to replace the windows 11 installation with Ubuntu, however once i flash the USB drive using balenaEtcher and boot with it on the mini PC, and I select "Try ...
JayEngel's user avatar
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1 answer
43 views

multi-booting with a mix of 32/64 OS-es

I use 32-bit versions of Lubuntu and Windows on my AMD Phenom II X2 555, 32/64-capable PC. If I update Lubuntu to a 64-bit version, will I still be able to boot both OSes? [If it is relevant, the ...
emanresu's user avatar
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Headphone Jack Not Recognized and No Option Popup on Ubuntu 22.04

I'm encountering an issue with my Ubuntu installed my new system where the headphone jack is not recognized. Normally, when I plug in my headphones, I expect to see a popup window that allows me to ...
The Mir's user avatar
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Problems removing GRUB from Windows 10

I know that this question should be a comment on the answer here but I just created my account so I don't have enough reputation to comment. I had Ubuntu 22.04 LTS installed alongside Windows 10, ...
Samuel Kostadinov's user avatar
1 vote
1 answer
97 views

Grub PXE boot - not looking for MAC/IP-based config

I am PXE-booting an Ubuntu 22.04 installation. For the grub image, I am using the one here . According to the docs: GRUB will search for its configuration files in order using the following rules ...
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Segmentation fault (core dumped) when trying to delete\download\update grub

When I try to download new packages, or update anything, I get a Segmentation fault (core dumped) error. Initially, it appeared after I used grub customizer and tried to swap the windows and ubuntu ...
SuNseTgReeN's user avatar
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1 answer
147 views

I can't boot into Ubuntu 20.04

I installed Ubuntu 23.10 today, alongside windows and Ubuntu 20.04, which both worked before I installed Ubuntu 23.10. Now I can boot into 23.10 and into Windows, but I cannot boot into Ubuntu 20.04. ...
user1501247's user avatar
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2 answers
72 views

Wha sholud i do? Ask [duplicate]

How do I fix this boot error in sda5 in Ubuntu 20.04?
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Boot screen appears every time on startup

I have used Boot Repair, but still it didn't work. Here is the Report https://paste.ubuntu.com/p/m7P69grdgY/ ============================= Boot Repair Summary ============================== ...
Dummy Mail's user avatar
-1 votes
1 answer
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Grub configuration to load cloud-init from external removable disk in Ubuntu 20.04 autoinstall

I'm trying to auto-install Ubuntu 20.04 from an .iso file loaded in virtual media and I would like to load the cloud-init configuration from an external device. I've already followed this tutorial ...
Gringeot's user avatar
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0 answers
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(can't install any package) linux-image-6.5.0-10-generic can't be removed

When I run software updater it gives me the following error When I ran "sudo apt-get install -f" this was the result From what I read this is caused from grub-customizer ruining the grub ...
Abdelrahman Elhosiny's user avatar
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1 answer
73 views

APCI error, Ubuntu can't boot

As the title says, I can't enter to Ubuntu. It gets stuck after grub bootloader. After some minutes the following message appears related with APCI: In order to try to solve it, I have check some of ...
Alberto Madrigal's user avatar
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Can't see Ubuntu on Boot Menu as an option. I can see only Windows [duplicate]

I have an ASUS TUF A15 Windows laptop and recently I installed Ubuntu(23.10) alongside Windows 11 as a Dual boot. From the time I installed Ubuntu, I had issues lining up. I am very new to Ubuntu so I ...
user3569658's user avatar
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Is it possible to reload kernel with new settings (currently configured in grub) without a full reboot?

I setup Ubuntu 20.04 awhile back with two main use cases: Run calculations on eGPU using cuda on the host. This is configured in /etc/default/grub with the default line: GRUB_CMDLINE_LINUX_DEFAULT=&...
user2561747's user avatar
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problem showing boot list for dual boot

I have Windows 10 and installed Ubuntu 20.04.6 as dual boot. Note: My bios is UEFI Get 100 giga empty. Download ubuntu. Download rufus and burn ubuntu on it. Restart and open bios. Install ubuntu and ...
Ahmed Kamal's user avatar
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226 views

How do I fix a zfs boot problem: error: no such device

I needed to free up some space in bpool to add the latest patches to my Ubuntu 22.04 system running ZFS. I tried to ZFS destroy the oldest snapshot, and upon reboot, booting failed with the following:...
Scott Budge's user avatar
-2 votes
1 answer
97 views

reinstall grub after installing second linux distro

I run Ubuntu (more precisely Mint21.3), Windows and one more linux distro on an old Sony Vaio laptop (3rd generation i3 processor). It has only one disk formatted with GPT and uses UEFI. I I've ...
srcmnk's user avatar
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Ultrawide GRUB slowness

I'm using 22.04 with a Dell 34 inch ultrawide monitor (S3424DWC) connected to an NVIDIA 3080 by HDMI. Here are all my installed GRUB versions (although probably unnecessary as they are all from the ...
moo's user avatar
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Unable to install Unbuntu 22.04.3 LTS with Windows 11 pre-installed on SSD

Installed successfully Ubuntu 22.04.3 LTS with Windows 11 pre-installed on mini computer. When trying to install Ubuntu 22.04.3 LTS on another mini-computer: same hardware, Secure Boot disabled, Fast ...
Unclechouin's user avatar
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2 answers
59 views

I can't boot into Windows 10 from GRUB

I bought a new SSD, but since my computer had only one SSD slot, I removed my old SSD and inserted the new one. I installed Windows 10, then I installed Ubuntu, I set it to boot into Ubuntu from Easy ...
3geE's user avatar
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Kernel panic - not synching: Attempted to kill init

After updating vscode, glibc and stdlibc++ was asked to be updated, however when I am trying to take this operation, an error occurred: no matter which command I use(e.g. ls, pwd), I get the same ...
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