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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Ubuntu won't boot: Failed to create unit file /run/systemd/generator/media-Datas.mount

I have a dual boot Windows 10/Ubuntu 18.04 computer. Windows boots perfectly, but right now Ubuntu won't boot. I get the error systemd-fstab-generator [993]: Failed to create unit file /run/systemd/...
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Can I delete GRUB files after installing another bootloader?

I recently changed my bootloader to refind and in there i have choice of duplicated ubuntu-s (and my Windows 10) it's duplicated beacause I have remaining GRUB files and I'm not sure if it's safe to ...
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boot-repair it not detecting windows and hence no grub menu item for booting windows

I have problems getting kubuntu installed and dual boot together with windows 10. I have two disks one for windows and one kubuntu. I would like to have grub installed on the kubuntu disk and have it ...
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Extracting all files from a initrd cpio archive. How Do I?

I have a initrd that i would like to extract the contents of. lsinitramfs displays a few directories including kernel, var, lib, usr. But when i cat initrd.img | cpio -id, only the kernel directory ...
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input/output error during write on /dev/sda during Ubuntu installation

I know, there is the same question but it hasn't been resolved, and the solution there didn't work for me. Here is my issue in detail: I am trying to install Ubuntu 19.04 using a bootable pen drive. ...
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Grub menu doesnt shows up after installing Ubuntu 19.04 alongside Windows 10

I downloaded the iso file, made a bootable USB in UEFI with MBR, installed Ubuntu 19.04 with a swap area, home partition, root partition and efi partition. I also selected the newly made EFI partition ...
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Change boot disk on Ubuntu VM

I have a sandbox Ubuntu server VM (virtualbox) with a single drive. Recently I needed to extend the disk space of the server, so I created a second disk. I dd'd the original /dev/sda to the new /dev/...
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Hanging grub2 package installation time

Installation not completing and hanging on time of: installing the 'grub2' package in Acer Aspire 15 Laptop. What can I do to solve this?
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Ubuntu 18.04 Error: No video mode activated

my Ubuntu stuck at this page after booting up. There's no log in to the desktop at all. Stucked on this page Anybody able to help me in this?
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Messed Up My Primary Drive

I'm really sorry if this is a repost, but I couldn't find anybody with my same problem online. I started with a PC running Ubuntu 18 on an SSD (let's call it HDD #1) with the default partition setup ...
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Bootloader installed failed

i'm trying linux for the first time and i'm having some problems installing ubuntu. Sorry if my english is not perfect, is not my main language. I'm installing ubuntu in my laptop wich has fabric ...
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How to go straight to Windows 10 without GRUB [duplicate]

This is the thing: I have a secondary laptop with both Windows 10 and Ubuntu 19.04 and I use GRUB to select every time which OS to load. This is great for me...BUT my little brother plays a lot of ...
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Ubuntu 18.04 dual boot with Windows 8.1. Executing 'grub-install /dev/sda' failed

I installed ubuntu 18.04 with dual boot with windows 8.1. It worked fine, but after ubuntu updating and reloading, "System BootOrder not found" error came up. I tried to disable "Secure Boot" option, ...
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Need clean fresh install of Ubuntu 18.04 on different SSD alongside Windows 10 [duplicate]

I have two SSDs, one have Windows and other has Ubuntu 16.04 along with boot manager GRUB. Since lot of junks and not all proper drivers are installed in my Ubuntu 16.04, I want to do a fresh and ...
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Black screen during startup causes automatic reboot

On a notebook with Ubuntu 18.04.2 (x86, 32 bit) the boot process has been causing problems since a few days. Boot problem in detail: On startup no grub menu appears. The dark purple background ...
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Ubuntu takes long booting - failed to connect to lvmetad

The boot of my Ubuntu 18.04 takes very long. I believe it is due to problems with my LVM root partition because it say: Failed to connect to connect to lvmetad. Falling back to device scanning. How do ...
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Lenovo Ideapad 320 15IAP - Ubuntu Installation - Stuck at “Installing grub2”

I'm a Computer Science student who is new to Linux and wishes to learn more about how to use the OS. I'm attempting to dual boot my system (Linux on one HDD, Windows 10 on another SSD), however, every ...
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I try to dual boot Windows 10 and Ubuntu but after the boot operation doesn't show hard disk to select partition

I have a Asus x510uf laptop with genuine windows 10. I try to dual boot Windows 10 and Ubuntu but after the boot operation doesn't show hard disk to select partition. I tried Ubuntu and Zorin. help ...
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Corrupted grub, cannot boot nor use boot-repair

My Ubuntu Linux 18.04 laptop played up yesterday. It would not boot. When I tried a few times it came up with command line only and said "Alpine Linux" I have never heard of this and certainly did ...
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Dual Booting installation fails, leaves residual Ubuntu boot option, upon booting from it encounter GNU Grub menu

I have Windows 10 installed already, and am trying to dual-boot with Ubuntu desktop(19.04). However, after finishing the dual-boot installation (allocating memory), Ubuntu asked for a restart, and ...
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Dual boot win 10/Ubuntu [duplicate]

I'l try to make this short and sweet. New Dell XPS, did what I always do is re-partition for Ubuntu. It screws-up Win 10 so a re-install. Created two partitions for / and /home. 250Gb root and 20Gb /...
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GNU Grub 2.01 won't load in 19.04

After having problems with 18.02.2, I reformatted hard drive and loaded 19.04 with USB flash drive. Installed and also did updates. At first wasn't able to live boot flash drive (to use gparted), then ...
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GRUB bootloader doesn't show up for new Ubuntu Installation

I have three disks on my computer: HDD, SSD1 and SSD2. I have Windows installed on SSD1. I recently got SSD2 and decided to remove the installation of Ubuntu I had on HDD. I got my USB with Ubuntu ...
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Configure EFI to boot Ubuntu from btrfs subvolume

I copied installation of Ubuntu to btrfs subvolumes. @ and @home on /dev/sda9 Can I modify EFI/ubuntu/grub.cfg to boot from /@ subvolume? Here its content: search.fs_uuid 6cac4c41-4b04-4a55-b456-...
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Ubuntu takes multiple attempts to boot

I own a ASUS ROG gaming laptop and recently dual booted ubuntu 19.04 with windows 10. Whenever I select windows from the grub menu, it works fine but when I select ubuntu it takes multiple attempts (...
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Ubuntu 18.04.2LTS very slow to boot

My system has become very slow - it used to boot in 15 secs. Now it takes more than 3 minutes to boot. I've a dell with dual boot (ubuntu and windows) I have been reading about swap disk allocation ...
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GNU GRUB 2.02 boot loop

A year ago, I installed Ubuntu 16.04.4 LTS (32-bit) on my old Dell Latitude D820 notebook. Everything went well, till one day an automatic update arrived with a new version of GNU GRUB. This update ...
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windows not recognised after installing ubuntu

I purchased a new dell xps 9570 dual booted windows with ubuntu, but now windows boot manager is not recognised. I tried to update grub from ubuntu. It shows that it has found a boot manager but when ...
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toram loads entire pendrive to RAM

I am new to ask Ubuntu so bear with me :) I have made a multiboot usb that I created using AIO BOOT creator. I have multiple debian distros ubuntu, lubuntu, kali... on it and they all boot fine. I am ...
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/boot/efi and EFI windows partition

To install Ubuntu on GPT drive and UEFI I need a "EFI boot partition". So here is my partitions I would like to create for my Linux sytem EFI boot partition (/boot/efi) swap / (root) /home ... ...
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Problem with GRUB and possibly Ubuntu

I used to have just Windows 10 installed, but quite recently I decided to dual boot it with Ubuntu. This worked just fine. Yesterday I had an annoying issue where GRUB wouldn't show me the usual OS ...
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Ubuntu increase disk partition (LEFT side)

I have dual boot Ubuntu 14 (first half of hard disk) and Ubuntu 16 (Second half). I tried to increase the size of Ubuntu 16 using Gparted. But, I was not able to move/drag the partition of Ubuntu16 to ...
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Can no longer boot into ubuntu after updating [duplicate]

I have had my machine dual booting windows 10 and ubuntu 16.04 for many years using grub2. I havent been using ubuntu in awhile and have just logged back in. I had quite a lot of updates to do. Once I ...
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You need to load kernel first - shows error in GRUB Mode

Check out the screenshot. I initiated initrd (hd0,msdos1)/initrd.img and it occurs a warning message to load the kernel first. I don't know how to load the kernel. I can't find it. Also ...
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Ubuntu + Windows 10 : no reponse WS [duplicate]

I wanted to install Ubuntu to test and take over Linux. The installation went so well that I no longer have access to Windows but only to Ubuntu. Indeed, when I get to the page grub, I can select ...
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Boot options missing after using efibootmgr

I'm trying to install Ubuntu on a Samsung laptop, in which I've successfully installed Ubuntu in the past. After disabling Fast BIOS mode (which enables Legacy Mode), and disabling Secure Boot, the ...
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1answer
71 views

Dual Boot Ubuntu 18.04 on SSD and Windows 10 on HDD

I bought an Acer Nitro 5 AN515-42. It came with Windows 10 on the SSD, but my plan was to install Ubuntu 18.04 in the SSD and install Windows 10 in the HDD. This, because my focus for this laptop is ...
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How do I set Windows to boot as the default unless i'm pressing on a key like on mac? [duplicate]

Is there any boot manager that allows us to boot like on a dual boot macbook where we have to keep "alt" key pressed to show the boot menu Mac boot menu screenshot Because currently it always boot ...
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Reconfiguring dual boot (Ubuntu and Windows) - Grub2

I have new Acer Nitro 5 which has both SSD and HDD disks in it, also it came with Windows 10 pre-installed in SSD. I have migrated the Windows OS to HDD, and installed Ubuntu 18 in SSD. But while ...
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kernel: tpm_crb MSFT0101:00: [Firmware Bug]: ACPI region does not cover the entire command [duplicate]

I'm trying to dual-boot Win10 and Ubuntu 18.04 LTS, if that matters. I have made a partition for Ubuntu, changed my SSD from RAID to ACHI mode, and disabled fast-boot. I have a Nvidia GTX1060. I've ...
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How do i change code written in GRUB? [duplicate]

So I asked about installing ubuntu on an XPS 8900 to dual-boot with windows a few days ago, it turns out there are 2 people with the exact same computer and problem as me and one knows how to fix it. ...
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1answer
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Trouble loading Ubuntu 18.04.2 on new SSD

I successfully installed to a new SDD via a USB installer, but grub install failed every time I tried, and I had to install it manually. I managed to figure out that the linux "/" dir was at /dev/sdc2 ...
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Fix GRUB menu for dual boot Windows 10 / Ubuntu 18.04 on separate hard drives

After following the steps in this post How can I prevent Windows from overwriting GRUB when using a dual-boot machine - Unix & Linux, I'm now presented with the "GNU Grub version 2.02" black ...
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Grub menu and dual bootving [duplicate]

Im having some issues with my Grub after a recent dual-boot. I have scoured the internet (and this forum) to find a solution, but I havent been successful. Im relatively new to ubuntu (used to mess ...
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Kubuntu boots to black screen completely randomly!

Multiple variations of this question were asked many times, but I couldn't find one which exactly described my issue. I think this is because of the Nvidia drivers. I did a fresh installation of ...
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Recovery mode shell not working

I reinstalled Grub and Friendly Recovery with no luck. My machine will boot to Ubuntu 19.04 just fine (it's been upgraded since about 14.04). Everything's running except I can't get into Friendly ...
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1answer
61 views

Ubuntu stops and says failed to start user manager for uid 120

I have dual boot on my machine (Windows 10 and Ubuntu) and it has been working fine until I installed a driver for my AMD Radeon GPU. Once I restarted the machine these messages showed up and it just ...
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55 views

Problem with grub starting up

Previously, I had a problem installing Ubuntu on a Windows 7 / Ubuntu 19.04 system. For the most part, that problem has been solved and I can dual boot between the two OS. I am encountering a ...
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Jakeday Kernel invokes the grub menu at startup

I am Linux beginner using SP3 with Ubuntu 18.04 and I tried installing the Jakeday kernel and it shows the grub menu each time on startup. This also happened when I wasn running 19.04. I followed ...
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OpenSUSE installed alongside Windows 10 doesn't boot after installing Ubuntu [duplicate]

I installed openSUSE Tumbleweed on my HP probook in dual boot with Windows 10. Then, I noticed some bugs in openSUSE and decided to try Ubuntu 18.04. But after I installed Ubuntu the openSUSE didn't ...