Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

learn more… | top users | synonyms (2)

6
votes
3answers
139 views
+200

No more boot logging since 16.04?

I noticed that my /var/log/boot.log file has date 2016-04-22, last time I booted in 15.10. Where are Xenial boot.log files located?
0
votes
2answers
5k views

Ubuntu 13.10 - Target filesystem doesn't have /sbin/init

After installing an update I restarted my computer. Ubuntu failed to boot, so I used boot-repair to try to fix it. After running boot-repair grub2 was removed and the Ubuntu os was no longer detected ...
0
votes
0answers
3 views

Error on boot, trouble finding logs after restart

Today when first powering on my PC, boot process stopped on Ubuntu logo, when I pressed Escape, I have seen several lines containing kernel error and restart required at the bottom, so I pressed Ctrl ...
0
votes
0answers
9 views

Ubuntu 16.04 is booting and running pretty slow/

3-4 years ago. I had Ubuntu on my laptop, i forget what LTS but it was maybe 12-14. I recently installed 14.04 on my custom desktop, forget the specs sorry. But it booted up slow, it hung at black ...
2
votes
4answers
5k views

Black screen when trying to install ubuntu 13.10

I am in need of some help. It has been 2 weeks since I bought my first ever windows laptop with the aim of replacing windows but I have been unsuccessful. The hardware is as follows : Asus 15' F550D ...
0
votes
4answers
29 views

Being started of Ubuntu

I am a new comer of Linux. I went into the official website of Linux and it recommends me to use Ubuntu. And I have some questions about Ubuntu. Is Ubuntu free of charge? Now I am using Windows, do ...
0
votes
3answers
22 views

Noob needs help with fresh install of Ubuntu

To be as brief as possible: We have an old Dell Inspiron 8600 laptop that had an OS/hard drive crash a year or so ago. Destroyed the hard drive and was going to send the laptop off for recycling but ...
1
vote
2answers
2k views

Xubuntu 14.04: Empty desktop on boot

My laptop worked fine earlier today, but just now I started it up and logged in, but my desktop is empty, my panels/toolbars/status bars are gone, and while I can move the mouse, right-clicking does ...
0
votes
3answers
16 views

Kubuntu Boot Up Speed

It's been suggested I move to Kubuntu, GCC, and open GL for these small but critical applications. But Kubuntu 11.0 takes over 10 minutes to boot with a CF card for a drive and an AMD GX466 CPU. The ...
0
votes
0answers
13 views

Add grub menu for OS X

I installed Ubuntu 16.04 Desktop on my MacBook Pro, and cannot boot OS X now. My disk partition table is: Device Start End Sectors Size Type /dev/sda1 40 409639 409600 ...
0
votes
1answer
5k views

GNU GRUB black screen on boot

I have a Windows 8.1/Ubuntu 12.04 dual boot, and it has been working just fine in the past. I was working with Windows 8.1 today and chose Restart after being done and it took me to a black screen ...
0
votes
1answer
29 views

Black screen appears when trying to enter ubuntu - dual boot (windows10 - ubuntu 14.04)

I am having problem with Ubuntu again. Everything was perfect (for 1 month), after ı installed mysql 5.7.12, gtk 3.0, the problem started. when ı try to enter ubuntu A blank screen shows up. However, ...
0
votes
3answers
162 views

Cannot boot to Ubuntu after Windows 7 installation and “boot-repair” does not work

I hope someone here can help me: I re-installed my Windows 7 partition and now I cannot boot to Ubuntu 14.04 any more - no grub boot-menu is display instead directly the "Loading windows" screen is ...
0
votes
1answer
20 views

Crash when trying to install Ubuntu

I'm new to Linux and trying to set up a dual boot Ubuntu / Windows 10 system on a new Dell xps x8900. Each time I get midway through the boot-up process before I can even install, the system crashes ...
0
votes
1answer
14 views

USB Security by Encrypt.com - where do i purchase this ap? (The instructions say it has never been hacked?)

I have a Lexar usb stick with Encrypt technology. Lexar said I had to purchase for like $12.99 software to use the USB stick, as it is so good apparently that it has never been hacked according to ...
0
votes
1answer
11 views

14.04 boot stuck at “Loading initial ramdisk”

I have a recent installation of Ubuntu 14.04.4 that is freezing at the "Loading initial ramdisk" stage of booting. What is the best way to troubleshoot this? The hardware is a Lenovo Thinkpad e410, ...
0
votes
0answers
50 views

Ubuntu 16.04 does not start after Gnome shell installation

I'm relatively new to Linux, have been using it for about 6 months already. I like Gnome shell more than Unity but looks like in 16.04 Ubuntu plays a trick on me. As soon as I install gnome Ubuntu ...
0
votes
0answers
41 views

failed to boot after install Lubuntu 16.04

I have attempted to install Lubuntu 16.04 It completed install but on rebooting came up with message /dev/sda1: clean, 121492/3571712 files, 864878/14260224 blocks and then hangs with cursor ...
0
votes
1answer
19 views

I have a problem with dual boot after setup

Today I have downloaded Ubuntu but I can't use Ubuntu with windows like dual boot, for everytime I have to change boot order by hand while setuping Ubuntu I didn't prepare memory for Ubuntu by Hand it ...
0
votes
0answers
8 views

HP pavillion x360 i5 acpi=off no suspend & wifi

as ya know, me Core i5 13inch HP Pavillion no like ubuntu :'( so i NEED acpi=off to get more then, a BSOD (booting in legacy mode shows its actually a kernal panic :/ ) and no other command works ...
0
votes
0answers
16 views

Writing ubuntu img to USB using dd results in corrupt primary GPT header

I have a 64GB USB 3.0 drive that I plan on installing bootable operating systems to for sysadmin purposes. My primary operating system is Mac OS X 10.11. I have a copy of ...
1
vote
2answers
2k views

Cannot boot to Windows 8.1 after installing Ubuntu

The issue is fixed, I had forgotten to change boot mode and boot priority in BIOS to UEFI and UEFI First, and also 'Optimize for' from 'other OS' to 'Win8 64bit' First of all, sorry if this question ...
0
votes
0answers
240 views

Cannot Get To Ubuntu 15.04 Boot Menu! [duplicate]

I have a dual boot system, and recently installed windows 10 technical preview, which has it's own boot menu. Now I can no longer boot to ubuntu 15.04 because, it used to show a purple menu with ...
0
votes
0answers
24 views

Win 10 and Ubuntu - cannot create dual boot

I'm pretty sure I did everything - turned off the fast start up, ensured first boot is cd and everything is UEFI. First install I got Ubuntu 14.04 working ok - though I did have two boxes to select ...
3
votes
1answer
95 views

Ubuntu 16.04 Flickering Problem

I have a system 76 Lemur laptop on which I have installed Ubuntu 16.04. My screen has started flickering. I thought it was a problem with the installation so I made a boot able USB and reinstalled. It ...
0
votes
0answers
11 views

Frequently getting “kernal panic:not syncing ,attempted to kill idle task” error and system is shuting down

My system is frequently shuting down and getting error " kernal panic:not syncing ,attempted to kill idle task". I am using ubantu 14 os.
1
vote
1answer
71 views

Does this answer work for UEFI computers?

One of my most popular answers is instructions on how to repair grub. Over time, others have contributed bug fixes to the answer. A recent comment, though, made me wonder if it works on newer UEFI ...
0
votes
2answers
24 views

Ubuntu to Windows 10 [duplicate]

My end goal is that I want to wipe all of Ubuntu off my computer completely and run Windows 10 solely. Right now I have both of them on my system, but I am unable to get to the Windows 10 login screen ...
0
votes
2answers
33 views

How to set previous kernel as default in GRUB (Grub customizer)

Can you guys please help me use Grub Customizer to set an older version of the kernel 4.4.0 of Ubuntu 16.04 LTS as default when booting? I'm not using a dual boot system, and I have installed 4.4.8 ...
0
votes
0answers
31 views

Ubuntu16.04 boot broblem on an acer TravelMate-P246-MG machine after update

First, the laptop preinstalled a linpus Linux, and I installed Ubuntu 15 on it. After upgrading to 16.04 lts, in startup it shows me this screen. The funny thing is if I try to choose the first ...
0
votes
0answers
8 views

Bad sectors and partitions

I had windows 10, tried changing into Ubuntu, saw the error I/O, did some reading and used the command in How to run a checkdisk? sudo badblocks -nsv /dev/[device-partition] > bad-blocks It ran ...
0
votes
2answers
1k views

Installer Crash and “No Bootable Device” with Acer R11

On the Acer Aspire R11 I tried running Ubuntu from the USB, it was awesome!! Touch features and a fully powered laptop !! But when I wanted to install Ubuntu (I had downloaded 14.04.3) the problems ...
0
votes
0answers
24 views

Trouble in Boot Repair

I had a problem with my grub, it didn't recognize my OS, I have installed windows, ubuntu and kali. But then I tried to use Boot repair in a ubuntu live cd, and then I got to type. sudo chroot ...
1
vote
0answers
27 views

hard drive doesn't appear as device

I have an Acer Aspire R11 combination Laptop / Tablet. It has a 32 Gb harddrive with a few partitions. Windows 8.1 is installed on it. I recently had an issue with partitioning. I decided to use an ...
0
votes
2answers
25 views

when i run ubuntu the fan make noise and run load

hey guys i really tired of looking for any way to solve this problem when i run Ubuntu the fan start making noise and works loud my laptop is dell inspiron 15 3421 i3
0
votes
0answers
7 views

Grub2 doesn't display correctly - most of the time (inspiron 1090)

I have a Dell Inspiron Mini Duo (1090) with a 16GB samsung SSD and a fresh Ubuntu 16.04 installation. My issue is with Grub2. Most of the time, when the laptop starts up, all I get is a blank maroon ...
1
vote
1answer
6k views

How to PXE network boot Ubuntu Server 14.04 using NFS

So far I have a PXE server based on Ubuntu Server 14.04 setup and running, configured to serve a Linux Mint 17 live CD and Ubuntu Server 14.04. The aim is to use NFS to serve install media around the ...
0
votes
0answers
26 views

Problem flashing Ubuntu Touch Firmware on Aquaris M10 (frieza)

I have the new bq Aquaris M10 tablet. The device was recognized by my Linux machine using adb devices. I tried making my filesystem writable using phablet-config writable-image. Well, this turned ...
0
votes
2answers
7k views

Installing Ubuntu from an external hard drive

So I've been trying to install Ubuntu for a while now with no success. I don't have a thumb drive, and my computer doesn't have a CD drive, but I have an external hard drive. I already went through ...
0
votes
0answers
13 views

Can't boot up a persistent Live USB with Ubuntu 15.10/16.04

So I've created a bootable live usb with Lili and UNetbootin without persistence, which boot up perfectly fine, but when I shrink the partition and create an ext2 or ext4 partition labeled casper-rw ...
0
votes
3answers
33 views

Installation doesn't begin

I downloaded Ubuntu-16.04-desktop-amd64.iso from Ubuntu's downloadable torrent and wrote it on a 4GB flashdrive using rufus-2.8 on a Windows 7. So I get to the BIOS and set to boot from the USB. On ...
0
votes
3answers
602 views

Kubuntu doesn't work after upgrade to 16.04

I have a new system76 lemur laptop. It worked fine for a week. I installed kubuntu, that worked fine. Then I upgraded to 16.04 and the system doesn't boot fully anymore. The kubuntu logo flashes ...
0
votes
0answers
10 views

Access to hard-drive when machine won't boot

Recently I tried to downgrade my kernel (from 3.13 to 2.6.24), and I made sure that the 2.6.24 kernel compiled and installed without any errors. I also updated the grub file to boot with the newly ...
0
votes
0answers
13 views

Easybcd not detecting Linux Grub

Firstly, I'm an amateur (read novice). I "successfully" (that was the message) installed ubuntu ion my windows 10 system. However, Grub was not detected either at startup or by Easybcd and in ...
-1
votes
0answers
18 views

How should I solve “ACPI PCC probe failed” in Linux Mint? [on hold]

Just yesterday I had installed Linux Mint. Then today suddenly it started to freeze and was lagging a lot. Once I tried to restart it, then this happened: Then after manually restarting it, this ...
0
votes
0answers
13 views

Can not make hibernate on UEFI (Secure boot)

How can I make hibernate my desktop in UEFI with Secure boot on. I used command "sudo pm-hibernate" to make hibernate my desktop but my machine did nothing (my desktop is booted up on UEFI with ...
0
votes
0answers
11 views

missing UUID of my root partition f2fs

Found some tutorials how to migrate my root system from ext2 onto another partition with f2fs. Unfotunately my f2fs partition hsn't got an UUID. Hence on a SSD and normally I'm booting it in virtual ...
0
votes
0answers
22 views

16.04 black screen can't get to grub can't reinstall

HP 15 laptop windows 10 upgrade failed so did a clean install of 15.10 after 16.04 LTS was released did the upgrade everything was working fine wife used the laptop logged off now can't get it to boot ...
0
votes
1answer
55 views

Boot new 16.04 in Secure Boot Mode

I have a Dell laptop with factory installed Ubuntu 14.04. This OS would boot fine with Secure Boot turned on. I have now installed 16.04 alongside 14.04, and I can dual boot. I downloaded the 16.04 ...
1
vote
1answer
5k views

Ubuntu 12.04 & Mac Os X - GRUB Rescue prompt SET commands made permanent?

I recently re-installed my Mac OS X partition. This somehow messed up my entire partition scheme it seems. First I got dropped to the Grub rescue> prompt when trying to boot Ubuntu. I had never ...