GRUB2 is the next generation of the GRand Unified Bootloader (GRUB). Ubuntu has used GRUB2 as the boot loader since 9.10 (Karmic Koala). Commonly referred to as simply "GRUB".

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Can't boot with linux 4.4.0-22

I've just installed a fresh ubuntu 16.04 and run apt-get upgrade, which apparently resulted in linux 4.4.0-22 being installed. On reboot, after I select ubuntu from the menu (I have Windows installed ...
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1answer
40 views

Blacklisting a module only for specific kernel versions?

When I boot a 4.4.x kernel, I want to make sure that the buggy staging driver r8723au is blacklisted, in favor of the much-improved mainline rtl8xxxu. However, when I boot an older 4.2.x kernel, I'll ...
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1answer
17 views

Grub says GRUB GRUB GRUB GRUB

I recently uninstalled Ubuntu to install Ubuntu mate, but when I go to install Ubuntu mate nothing shows up besides GRUB GRUB GRUB GRUB. I was wondering if someone could help. Just to be specific I DO ...
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0answers
34 views

Grub breaks at each update

I have a really really weird boot issue and would like to share with you to see if some of you already encountered it. I have installed Ubuntu 16.04 on my (not so recent) Asus eeePC 1215B. It's the ...
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0answers
32 views

GRUB must be reinstalled after each time I boot from a USB

I have Ubuntu 15.10 installed on my laptop hard drive. I regularly have to boot from a live USB containing another Linux distro. It has to be done this way for security reasons, I cannot dual boot ...
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0answers
21 views

Couldn't install grub2 in ubuntu 14.04

i wanna set up multiple operating system on ubuntu, as a result, that turned out that maybe i need to install grub, yes i did it, but something's going wrong.:( i download the grub package and tar it ...
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0answers
18 views

My laptop won't boot with the latest version of the kernel

I have a Samsung Series 9 ultrabook and after installing the latest version of the Linux kernel I'm greeted with a blank screen after the Grub menu. However if I choose the kernel version 3.13.0.24 ...
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0answers
12 views

Virtualise Linux Bootable partition on MacBookPro

I have setup rEFInd to dual boot MacOSX and Linux. Now I want to be able to make 1. Linux guest virtual box VM on El Cap. But the Linux guest is actually the same Linux installed on a separate ...
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2answers
84 views

Can't boot after installing Ubuntu - dual boot

I've just installed Ubuntu 16.04 alongside Windows 10. After I completed the installation of Ubuntu and restarted, Windows boots as usual ... just as if Ubuntu wasn't installed at all. I've tried ...
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0answers
13 views

Installing Ubuntu Server, keyboard not working

Trying to install Ubuntu server on a new machine. Keyboard works in grub but stops working when I enter Ubuntu language select. Tried enabling legacy mode in BIOS, disabling usb 3.0, disabling usb ...
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2answers
69 views

How to bypass or stop the very long run times of grub2/os-prober?

Whenever I upgrade Ubuntu 16.04 and there is a kernel upgrade, the update process takes a very long time when running (os-prober) and also generates the grub configuration multiple times. And for ...
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13 views

How to restrict OS using specific memory locations in RAM?

I have 6 GB of RAM, my RAM has a block of memory corrupt( 1MB of size). When I tested it with memtest, it showed about a hundred thousand of errors in just a small part of it, starting from 5024.1 MB ...
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2answers
30 views

Linux disk corrupted and fsck command not working [closed]

I am running a windows computer dual booted with linux 17.1 rebecca and recently my linux disk got corrupted and now i am not able to boot into linux because the computer gets stuck at the linux logo ...
0
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1answer
111 views

Grub, Windows Boot Manager, and BIOS

Hello I currently have a desktop with three hard drives. The first is a 120 GB SSD, second a 1 TB HDD, and third a 2 TB HDD. On my SDD I'm running Lubuntu, the 1 TB HDD has Windows 10, and the 2 TB ...
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1answer
15 views

Ubuntu goes to a black screen that says boot install

When trying to install Ubuntu it says (initramfs)mounting /dev/loop0 on //filesystem. squashfs faild Can not mount /dev/loop0 (/cdrom/casper/filesystem.squashfs)on //filesystem. squashfs then a ...
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0answers
37 views

My ubuntu 16.04 is restarted when waked from suspend mode

I was reinstalling Windows 10 and Ubuntu 16.04 after formatting my computer. A dual- boot. In Ubuntu 16.04 , when I try to resume from suspend mode, it reboots. I suffer from symptoms such as Windows ...
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0answers
62 views

Wanted to change Ubuntu to Windows, cant even boot

I recently decided that I would switch from my beloved Ubuntu,to windows. So, first of all I made my boot-able USB with Windows 8.1 on it,using uNETbootin. All things went well up to this point, and ...
0
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1answer
66 views

cannot recover windows8 after installing Ubuntu 16.04

I installed Ubuntu 16.04 LTS and since then I haven't been able to dualboot to Windows 8. I have tried boot-repair to create a file 30_windows, still nothing seems to work. The generated log after ...
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0answers
159 views

Lubuntu 16.04 LTS can't change resolution on EEE PC 1000 HA

Hi everyone I'm having issues with the new Lubuntu 16.04 I freshly installed the new os and got stuck after boot with dev/sda6 xxxx/xxxx files xxxx/xxxx block, I have set nomodeset ...
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0answers
498 views

black screen on Ubuntu 16.04

I recently upgraded to Ubuntu 16.04 from 15.10. When I restarted the system, it came up with a black screen. After searching around, I determined that the problem was with the lack of a proper ...
0
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1answer
31 views

Win 7 bootloader problem continues in dual boot. Please help! [closed]

This is my first posting here. Have been a Linux user since 2-3 years, and have mostly found solutions for issues on forums like these. However, this is something that seems to be impossible to ...
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0answers
15 views

Install grub on usb

I customized my system with squashfs, I deployed squashfs, vmlinuz, initrd on a usb device and I want to boot using grub, I installed grub on my usb but it didnt boot. how can I make a bootable usb?
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1answer
23 views

Why Grub does not Recognize Two USB sticks in 16.04?

I have two persistent live USB sticks made as described in the thread How to Make Persistent Live Ubuntu of 16.04? on the Computer. It just recognises one USB boot option. It seems to boot the smaller ...
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20 views

Will we ever be able to install Ubuntu on a Win10 tablet like we can on Desktop? [duplicate]

I've got a nice Win10 Tablet/Netbook, but I hate Win10. I tried Installing Ubuntu casually on it, but It couldnt boot from the installation media. I've found out that this has something to do with ...
2
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0answers
87 views

Kernel Panic - not syncing - Attempted to kill init ! exit code 0x00007f00

I am using Ubuntu 14.04 LTS dual boot with windows 8. Yesterday I was installing hadoop on my system and suddenly Ubuntu stopped working. So I have to power it off directly by pressing and holding ...
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1answer
38 views

Remove dual boot safely for bootloader (GRUB2)

I installed yesterday another linux (Antergos) beside my Xubuntu, and it didn't offer me what I wanted. Now I want to remove it, but I suspect it might generate a bootloader issue, as the bootloader ...
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1answer
30 views

Windows does not show in GRUB Customizer

I know this question has been asked several times, but none of the answers seem to be working in my case. I have win 10 and ubuntu. but there is no dual boot menu. GRUB does not show in the bootup. ...
0
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1answer
128 views

How to Dual Boot Windows 10 and Ubuntu 16 off an External Drive

I made an external drive that can dual boot Windows 10 and Ubuntu 16, along with being able to boot live ISOs. This will be attempted using both graphic interfaces and command lines. Objectives: ...
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2answers
126 views

Move Ubuntu 16.04 to a SSD from HDD occurring error, no ssd shown in grub menu

I was using an 1TB hdd with uefi boot window10(updated from 7) and ubuntu 16.04 on it.It worked fine.I first installed windows,and then parted 120gb free space for ubuntu,then I installed ubuntu just ...
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0answers
15 views

Grub Loader lost

I had to install windows 8 again. I already have Ubuntu installed. Now, Grub loader is not shown. I have tried to boot by usb with ubuntu. A menu shows up: -Try ubuntu without installing -install ...
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0answers
53 views

How is a recovery partition handled by Ubuntu and Grub2 during and after installation?

I have an Acer Aspire 5332 computer and I’m running Windows Vista. I plan to install Ubuntu 16.04 manually through 'Something Else'. I want to delete Windows during the install but preserve its ...
0
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0answers
46 views

Ubuntu system not booting from USB stick

I have installed two versions of Ubuntu on two hard drives in my Asus laptop, one running with Ubuntu 14.04 and the other with 15.10. Originally, both systems worked, however, today when booting up ...
0
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0answers
115 views

CPU# stuck 23s! Dell Inspirion 7559 [closed]

I recently purchased a Dell Inspirion 15 7759, I have a lot of problem installing ubuntu 16.04 because the live usb just get stuck on the boot screen and I have to be restarting over and over again ...
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2answers
60 views

reserved bios boot area [closed]

I have a lenovo T410i, an old laptop that I use for university. I'm trying to install Ubuntu Mate. It will be my only OS on the machine. During the partition set up I get the error: The partition ...
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0answers
18 views

Error: unknown filesystem when Restarting

I am using a dual boot laptop with Windows XP Pro and Ubuntu Recently, I migrated my old HDD to a larger SSD and re-installed Ubuntu (16.04 32bit) Although the Grub 2 boot-loader works perfectly ...
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0answers
18 views

“/usr/sbin/grub-mkconfig: 10 not found”

I've launched a wrong command to change the grub on Kali linux 2016 and now I can't update the grub. The command I've launched is this: sudo sed -i "s/GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LI­ ...
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0answers
12 views

Convert UEFI to legacy on encrypted disk

I've installed Xubuntu 16.04 with ticking the box "encrypt whole system" (basically LUKS on an LVM) with UEFI boot loader. Now I would like to switch to legacy booting. How can I reconfigure (?) GRUB ...
0
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1answer
62 views

Is there a Boot-Repair for Ubuntu 15.04?

While trying to change my computer's default boot loader, I have run into the obstacle of having the message E: unable to locate package boot-repair. I learned that this could be because Boot-Repair ...
0
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1answer
11 views

Dual boot encryption

I want to encrypt my dual boot system. New installation (not installed now) of ubuntu with standard encryption and current windows system with veracrypt. My problem is that i can only create 4 primary ...
0
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0answers
31 views

Sometimes Ubuntu stuck on Grub command line on startup

I have Ubuntu 16.04 and dualboot with Windows 10. Sometimes startup stucks on Grub command line. I just do "exit" and grub menu appears and everything is fine. What can be the problem? How to solve ...
0
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1answer
74 views

How can I access recovery mode, Ubuntu 14.04 LTS? [duplicate]

I managed to delete my only user from sudoers group, and now I can't do any administrative tasks anymore. I have been looking for an answer hours, and I guess that part of the problem is solved. But ...
0
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1answer
20 views

How can I restore control of my computer to the BIOS from grub?

I tried to use Parted Magic (unsuccessfully) and now when I try to boot I get the message: error: unknown filesystem. Entering rescue mode... grub rescue> When I go into the BIOS to override the HDD ...
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0answers
16 views

Can't boot into Windows

Well I did a stupid thing while repairing my boot loader system using EasyBCD on Windows. I selected Ubuntu as default bootloader and also selected the 'Skip the boot menu' option and applied those ...
0
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0answers
112 views

Can't install Ubuntu 16.04 on Sony Vaio

I hope you can help me quickly, even if my english isn't very well at this time. So: I got a Sony Vaio and Ubuntu 14.04 has been installed and worked fine till this morning. I have mounted the .iso ...
0
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0answers
17 views

live USB shutsdown after GRUB

I'm having an issue with my Ubuntu install - it randomly decided not to boot this morning, in trying to recover, I've downloaded and burnt to USB Ubuntu to create a live USB install. When I plug this ...
0
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1answer
17 views

Grub C Code in “set” output?

i made an interesting discovery. When i run set as root the output displays some c code... it seems like some grub boot-loader code.. followed by some unreadable parts. That seems a bit ... wired to ...
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0answers
28 views

Disable all boot messages (ubuntu 15.10) and login screen

I wrote simple application to display pictures at my home. This application starts just after boot (systemd: After = systemd-user-sessions.service network.target) and then uses xinit. I have a ...
0
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1answer
18 views

Libparted complaining about GPT signatures on disk

This warning comes up while using the Ubuntu studio "Live" from an USB stick, in a PC where the program is installed but the GRUB doesn't work. What does this mean and how can I fix this issue?
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3answers
88 views

Interrupted upgrade from 15.10 to 16.04, Ubuntu boots into black screen

What happened I was working on my laptop while it upgraded from 15.10 to 16.04 (which I admit was a mistake) when suddenly the Unity overlay disappeared and the only thing on screen was the Firefox ...
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0answers
81 views

16.04 update : several issues

I recently upgraded from ubuntu 15.10 to ubuntu 16.04 (and at the same time from gnome 3.16 to gnome 3.18 I think) and it all went pretty bad. The x server didn't want to start anymore. After some ...