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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unable to repair GRUB after trying everything possible

I initially had a windows and ubuntu dual boot in legacy mode which was working fine without any issues but then, after installing tlp battery saver and nvidia bumblebee i got an error message of '...
Adikshith Ojha's user avatar
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Grub window not display and directly open ubuntu in dual boot

I have an SSD and HDD. In my SSD I am using windows 10. SSD has no Partition. Recently I installed ubuntu in my HDD. Installed successfully. after restart PC Grub window not display and directly open ...
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Blinking cursor when booting up Ubuntu VM

After apt-get update apt-get upgrade apt-get autoremove --purge I get a blinking cursor when booting up Ubuntu VM. How might I fix this? I have spent the past four days looking through forum posts ...
z.karl's user avatar
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How to safely install ubuntu studio on second partition where kali linux is now?

I have still (?) from G parted checking installed Ubuntu 18.04 on sda1 and KALI on sda2. Dual boot is not working anymore system goes straight to Ubuntu. How can I install safelly UBUNTU STUDIO on ...
Kirby-1989's user avatar
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636 views

Ubuntu 18.04 boot directory corrupted

I got a new Dell Laptop and after setting up the pre-installed Win10, i installed Ubuntu 18.04 for dualboot and it worked at first. Even after restarting it, the bootloader appeared. But, after ...
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"Unable to install GRUB" error on installation with RAID 1, cannot set boot flag on any partition [duplicate]

I am trying to install Ubuntu 18.04 Server on my fresh new PC which is intended to be a server. I am trying to install it with RAID 1 since I have 2 SSD with 500 GB. I have managed to get in the ...
Ryukote's user avatar
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Tried to install both Windows and Ubuntu, now neither will boot

Hardware: I've got an SSD (c), an internal HDD (d), an external HDD (e) and a USB flash drive (f). How this all went down: I downloaded Ubuntu and used a program to install it on my (F) drive. I ...
AT-LOW's user avatar
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Slow Boot in Ubuntu 18.04

So I recently wiped out my HDD on my Windows 10 laptop and installed Ubuntu because I have been using it on all of my other devices. Since the beginning of my install I've had slow boot. ~ 2-3 minutes ...
Nicholas Logozzo's user avatar
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Backup /home dir when upgrading Linux from USB

Is there a way to backup my /home dir via the Grub menu? I cant boot into my machine, and am trying to reinstall Linux from USB.
Alexander Mills's user avatar
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Can't install kernel because it asks for grub, can't install grub because it asks for kernel

I'm using Ubuntu Server 18.04. Today I ran the usual apt upgrade and got the following error: Some packages could not be installed. This may mean that you have requested an impossible situation or if ...
otpabu's user avatar
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Dual boot grub help

I have a dual boot with Linux Mint and Ubuntu 18.04. I need to add "GRUB_CMDLINE_LINUX="iommu=soft" to /etc/default/grub to make usb 3.0 work with my system. I have it set in mint as it was the ...
Rob Hymers's user avatar
3 votes
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513 views

Unable to install Ubuntu server OS via serial port

I am trying to install Ubuntu Server OS (ubuntu-18.04-live-server-amd64.iso) in bare metal Micor Server (Intel Rangley / Mohon Peak Platform). My server has no onboard or offboard VGA card. I am using ...
user851703's user avatar
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dual boot: SSD Windows 10 UEFI + HDD Ubuntu 18 legacy boot

I have a dual boot with SSD Windows 10 UEFI + HDD Ubuntu legacy. I can boot both OSs correctly using BIOS boot order. Windows does not appear in the grub entries. I tried OS-Prober and grub-update, ...
NanoPish's user avatar
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How to fix the boot loader to make Ubuntu 18.04 and an Acer Aspire

Each time I start up my computer I get "System BootOrder not found intalizing defaults, creating boot order 0110 with label ubuntu for "EFI\ubuntu\shlmx64.efi" reset system. I have tried 14.04 and ...
C. Watson's user avatar
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Problem with 14.04 on Mid-2011 Macbook Pro 17

I am trying to install Trusty on a 2011 Macbook Pro 17 with a broken Nvidia card. I have booted it successfully and installed the OS from a USB stick using nomodeset, but now I cannot get the ...
Otaku313's user avatar
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Ubuntu 16.04 LTS Intel graphics driver not working with nomodeset in grub

I am currently trying to set up a system with a Intel Atom CPU (Braswell). I am running Ubuntu 16.04 LTS on it. Display is a small touch display and in order to get the right screen format, so ...
Martin's user avatar
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Grub terminal after cloning Ubuntu 16.04 from internal SSD to external HDD

I currently have Ubuntu 16.04 installed on my E580 thinkpad's 240 SSD. I want to clone my installation to an external 1Tb HDD and then replace ubuntu with Windows 10 on the SSD. The reason is that I ...
Phil's user avatar
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Dual boot question

I know this has been asked many times, but I can't find a straight answer. I have 2 SSD installed on my computer, /dev/sda and /dev/sdb, I ran dd to create a clone of /dev/sda into /dev/sdb, but when ...
jfha73's user avatar
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External Ubuntu SSD not recognized by Windows 10 PC

I have a external SSD with Ubuntu 16.04 installed, which worked OK with a very old Toshiba with Windows 7, and other computers as well. Now I have a Windows 10 laptop from HP and can't run Ubuntu ...
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Ubuntu Won't Start: GNU GRUB version 2.02~beta2-36ubuntu3.17

I am trying to install Ubuntu on an empty, MBR, NTFS-formatted 500GB Samsung SSD. To do this, I downloaded ubuntu-18.04-desktop-amd64.iso onto my main hard drive, a Windows 10, 1TB NVME drive. I ...
user2205916's user avatar
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Boot problem Ubuntu 16.04

I am having trouble installing ubuntu 16.06 on my desktop, I tried everything I found for people with similar problems and nothing worked. Hardware info: CPU AMD Ryzen 2200g GPU nvidia gtx 970 ...
Nery Marques's user avatar
3 votes
0 answers
2k views

Change GRUB text size based on resolution [duplicate]

So this is a very minor problem, but it would be nice to fix. I have a laptop with a 4k screen and a monitor with a 1080p screen which the laptop is sometimes connected too (so GRUB appears on the ...
Jason Gerard's user avatar
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Grub2 OS selection window freezing if the logitech wireless receiver is plugged in

In the screen where I get 10 seconds to select an OS before it starting the default one I get freeze errors when the wireless receiver is plugged in. The only way to fix it is to turn the computer off,...
P_Andre's user avatar
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Cannot boot Ubuntu 18.04 LTS after manual partitioning

I am facing booting problem after installing Ubuntu 18.04 LTS into my system using manual partitioning (in the Something else section). Here, note down as details: I was going to install Ubuntu 18.04 ...
Kiritkumar Vanani's user avatar
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Grub failing to install showing sata link hard reseting

While using ubuntu16.04 my laptop got hanged.After restarting it was kept on hanging and in text mode It was showing error sata1 exception emask 0x10 sact 0x0 serr 0x40400000 action 0xe frozen ...
Mangesh Divate's user avatar
1 vote
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117 views

Install ubuntu problem and grub rescue error

When I try to install Ubuntu via a bootable pendrive, it is showing the error: The attempt to mount a file system with type vfat in SCSI1 (0,0,0), partition#2 (sda) at /boot/efi failed. After the ...
chitambaram p's user avatar
1 vote
1 answer
837 views

Old ASUS eee cannot get past GRUB RESCUE>

While attempting to upgrade an old ASUS eee (2 Gb, 16 GB "disk") from Ubuntu 16.04 to 18.04, I erred and used the x64 version of 18.04, instead of the i386 Lubuntu. Now, the system is stuck on "grub ...
aqk's user avatar
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5 votes
2 answers
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"Compression type 0x3 not supported"

So I'm running Ubuntu 18.04 on a btrfs root. I recently rebooted because I got a notification about "restart required" after an update. The last few times I restarted this server, I had an issue where ...
19wolf's user avatar
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18.04 not booting after editing GRUB_CMDLINE_LINUX_DEFAULT

Clean install of 18.04 I have a R9 390X and FX 6350 cpu. Trying to follow this advice by u/toidiboy: in this reddit post Edited /etc/default/grub by adding: radeon.si_support=0 radeon.cik_support=0 ...
BingBong's user avatar
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1 answer
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Ubuntu 16.04 trouble with USB HDD not showing up and no wlan0 interface

After removing windows 10 and installing elementary in its place alongside Ubuntu 16.04, I ran boot disk repair to get back into Ubuntu. Since then I don't see wifi networks, I get a weird message ...
Karsten Rabe's user avatar
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1 answer
5k views

Which location to install boot-loader?

I want to dual Boot a Lenovo Flex 5 (Model 1570) Windows 10. When Ubuntu asks Device for Boot loader installation am I supposed to choose /dev/sda as below? Just trying to confirm, I don't want to ...
adam_smith's user avatar
1 vote
0 answers
30 views

Ubuntu error on boot screen even after deleting partition

I don't know why the below error (image) is showing every time I boot my PC. I need to press ok to enter Ubuntu boot. I have deleted partition and recreated several times, installed different OS, ...
Haren Sarma's user avatar
1 vote
2 answers
2k views

how to tell GRUB to show the user preferred names of OS'es. Ubuntu 18.04

I am new to Ubuntu. I am Using Ubuntu 18.04 along with Windows10. I have gone through the below Q&A and could able to change the name of Ubuntu, Editing OS names in /etc/default/grub - where is ...
PRATAP's user avatar
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Dual boot Ubuntu 16.04 + Windows 7 UEFI — GRUB menu doesn't appear

I have a Sony VAIO PC (specifically, model SVS1511T9ES), with original Windows 7 Pro installed. I tried to install Ubuntu 16.04 for dual-boot setup, but every time I reboot, I'm only getting Windows; ...
akavel's user avatar
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1 answer
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Unable to boot Win 7 from DVD on HP Notebook

I have an HP Pavillion notebook. When i bought it Win 10 was already installed by HP. Then i also installed a dual-boot Ubuntu. When my laptop starts it compares Grub that let me choose beetween ...
Qwerto's user avatar
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2 votes
4 answers
1k views

Merging unallocated spaces as a single unallocated space to install windows

I'm trying to install windows 10 again(virus issues) along with ubuntu 18.04. Using windows 10 iso usb drive I've cleared the windows partition but I don't know why Gparted is unable to merge these 2 ...
Ashish Siwal's user avatar
1 vote
0 answers
535 views

PC booting on "The environment block is too small"

I have an issue with my Asus X555L. When I boot a message appears "The environment block is too small, press any key to continue" But when I press, there is a black screen and nothing happens. I ...
soulaymane piro's user avatar
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0 answers
86 views

Grub errors installing applications dual boot Kali / Ubuntu

I have dual boot Kali / Ubuntu laptop. The boot Menu is Kali's and I can select to boot Kali or Ubuntu and booting works as expected, however any time I do a apt-get install on Ubuntu I get grub ...
antman1p's user avatar
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0 answers
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Ubuntu 18.04 reboot after shutdown

I'm experiencing this strange issue for some time now (before my 18.04 upgrade). When I shutdown my computer it reboots right away. I searched the web and tried a lot of suggestions, nothing worked. ...
ThEBiShOp's user avatar
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1 answer
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EasyBCD not loading Ubuntu 18.04

I have set up EasyBCD in a dual boot of Windows 10 and Ubuntu 18.04, I have installed the Windows Boot Manager to the MBR and added an entry using the Grub2 option to load the Ubuntu partition, but it ...
WinMacLinUser's user avatar
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143 views

GRUB2 error screen after multiple install attempts

My Asus laptop has a 32GB eMMC with Windows 10 preinstalled. I wish to replace it with Lubuntu for the system only has 2GB RAM, and a dual core 2.1GHz CPU. Install to the eMMC failed twice, so I ...
zojo's user avatar
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1 answer
2k views

Ubuntu-MATE 18.04 LTS GRUB prompt on boot

Background: I have been running Ubuntu MATE for a little over a year. I originally installed 16.04 LTS and then this year upgraded to 18.04 LTS, without any problems. Everything was great. Issue: I ...
ablaze's user avatar
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1 answer
571 views

Xubuntu 18.04 update error

Strange update error appeared while upgrading all other updates setting up fine just this two: grub-efi-amd64-signed/bionic-updates 1.93.2+2.02-2ubuntu8.1 amd64 [upgradable from: 1.93.1+2.02-2ubuntu8....
Harardin's user avatar
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1 answer
92 views

Boot Loader failing to load windows 10

Okay heres the problem. On my desktop, I had windows 10. I put another SSD in there and installed Ubuntu on that. And when I booted the machine, Ubuntu loaded the boot loader and I could select the ...
Chud37's user avatar
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1 vote
1 answer
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Enable wifi in ubuntu recovery mode

I have a ubuntu 16.04 laptop with grub 2.02 that I can only boot in the recovery mode, but cant use wifi to fix it. The situation is thie folowing: ifconfig -a shows me only loopback and ethernet ...
Sebastian's user avatar
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1 answer
536 views

Grub loads instead of Ubuntu whenever my HP streambook reboots

I recently decided to install Ubuntu on an old HP streambook I had lying around. I ran into an issue where, instead of booting Ubuntu, it would stay in grub. I don't have much experience with linux, ...
Kody Bloodworth's user avatar
0 votes
1 answer
2k views

PC still booting on GNU GRUB even after boot-repair

I have an issue on my Asus. After I runned boot-repair on USB live, after rebooting the same message of Grub GNU 2.0 appears "minimal bash like-line editing is supported..." I don't know what to do, ...
soulaymane piro's user avatar
2 votes
0 answers
667 views

Installing Ubuntu does not show up after installation

I recently brought my HP laptop, after installing windows 10 on it I wanted to install Ubuntu on it. I started off by downloading the disk file (ubuntu-18.04-desktop-amd64) and putting it on my USB ...
Brian Barbieri's user avatar
1 vote
0 answers
932 views

GRUB Minimal bash when booting

After installing Ubuntu I have received this bash popup from GRUB and don't know how to fix it. I have given the output of the Boot info script from SourceFource to diagnose the problem. I do have ...
camnooten's user avatar
1 vote
0 answers
1k views

Unable to MBR boot Ubuntu 18.04

I got a new motherboard/CPU, reinstalled Windows 10 (Legacy/MBR). I want to install Ubuntu however I cannot boot my USB disk as MBR Ubuntu: if I pick Install or Live I get a Kernel panic with ...
Jim Husband's user avatar

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