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

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-1
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0answers
13 views

Kernel error message during boot

Every time when I start my laptop I see these error messages: What is the cause for them and how can I fix this problem?
2
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4answers
12k views

Fixing Windows7 Bootmgr

I made my laptop Dell XPS 15z dual boot with Ubuntu last year, and something went wrong & BOOTMGR of my windows got fried. I couldn't fix it that time. And I kept using Ubuntu. I don't even ...
0
votes
0answers
10 views

Ubuntu cannot boot after replacing Windows 8.1 - Boot-repair failure

I have the following problem. I recently bought an SSD for my laptop - which is about 6 years old - and made a clean Windows 8.1 install on it. However, after an "accident" - I had forogt to plug ...
0
votes
0answers
11 views

Manual Recovery

I installed ubuntu 14.04.02 on my netbook. So now I've got 2 os on my netbook, windows 8 and ubuntu. When I boot my netbook and choose to open on ubuntu, it says serious errors were found while ...
0
votes
3answers
10k views

Can not boot! initramfs error!

I've had Ubuntu for a while and it'd been working fine till now. Every time I try to boot I get this message and I can not go any further: BusyBox v1.17.1 (Ubuntu 1:1.17.1-10ubuntu1) built-in shell ...
0
votes
0answers
19 views

OS doesn't turn on after update

I was trying to update Ubuntu to the newest version yesterday, then when I had a problem like this one: Unity doesn't load, no Launcher, no Dash appears, I just restarted the computer with the ...
4
votes
0answers
20 views

Slow Ubuntu Booting

Problem: It takes too much to start Ubuntu 14.04.2 LTS 32-bit (7 minutes after the Grub screen). Problem description I turn on the PC 1 minute after the Grub screen appears Once selected Ubuntu ...
1
vote
3answers
3k views

Reliable bootable USB creator in Ubuntu

I need a reliable application which will make usb pen drives bootable. Recently, I tried creating a bootable lubuntu-13-04-alternate usb on a ubuntu 12.10 system but ended up with 'boot error' when ...
2
votes
2answers
208 views

After new Ubuntu 15.04 installation, startup asks for password even though no disk encryption was set up

I installed a brand new SSD into my laptop and did a fresh install of Ubuntu 15.04, with NO system encryption used (only Home directory encryption). However, it still asks me for a password when ...
0
votes
1answer
49 views

mei_me initialization failed at boot up

I have an "mei_me" error at system boot-up. May 2 17:47:39 florian-Linux kernel: [ 11.867542] mei_me 0000:00:16.0: irq 62 for MSI/MSI-X May 2 17:47:39 florian-Linux kernel: [ 11.870423] mei_me ...
0
votes
1answer
114 views

Xubuntu (14.10) installation on asus x205ta - problem after installation

I just got an Asus x205ta a couple of weeks ago, and I currently encounter some problems with the installation of Xubuntu (via a live USB). After succeeding in getting the grub menu with the Xubuntu ...
2
votes
1answer
119 views

Error message on booting up Ubuntu 14.04.2

After upgrading from kernel linux-image-3.13.0-49-generic to linux- image-3.13.0-51-generic, I am getting this error message in dmesg on startup: [ 6.352555] mei_me 0000:00:16.0: irq 47 for MSI/MSI-X ...
1
vote
0answers
20 views

Ubuntu freezes during boot

I'm running ubuntu 14.04 on a Acer E17 laptop. From one to another the computer seems to freeze during the boot sequence. It boots to grub without an issue, but when I select Ubuntu it seems to freeze ...
3
votes
3answers
4k views

When I start the Ubuntu ISO, initramfs says “unable to find a medium containing a live file system”

When I start the Ubuntu ISO(13.10) on a USB, initramfs says "unable to find a medium containing a live file system". These are my PC specs: http://pcpartpicker.com/user/PoniesFiM/saved/39dy I have ...
1
vote
0answers
15 views

Ubuntu and Live USB won't Boot after power cut 15.04 BTRFS

I didn't think this was a problem until it happened to me twice on two different systems and have never seen this before. First time I was running Xubuntu 15.04 on a Lenovo T61 using BTRFS. The ...
15
votes
8answers
30k views

How to fix very slow Ubuntu booting?

When I boot up my my newly installed copy of Ubuntu on my custom rig w/4GB DDR3 RAM and a 3 Ghz Intel Core i7, it takes about a minute and a half at the purple loading screen, and then after logging ...
2
votes
1answer
25 views

Ubuntu will not boot without the CD

I installed Ubuntu but it will not boot unless I have the CD in it. I tried reinstalling it and I still have the same problem. Can someone help me?
0
votes
1answer
3k views

Asking for cache data failed | Assuming drive cache : write through. Ubuntu 12.04 LTS GUI doesnot appear

I recently installed Ubuntu 12.04 on my hard drive partition of 10 gb. I was uninstalling some software and after that this messages started coming up on a black full screen. Asking for cache data ...
0
votes
1answer
20 views

Installing Windows 7 after ubuntu 14.04?, cannot boot from win7 usb or dvd

i have an old hp pavilion win 7x64 and got full of viruses, it doesn't have efi/legacy only bios. So i decided to install ubuntux64 end erased all partitions and everything. After the install i tried ...
0
votes
0answers
6 views

Why do I have to repair my booting when swapping harddrives in my laptop?

I bought a new SSD for my Lenovo Thinkpad W530 (I am not sure if hadware is relevant). I installed 15.04 on the new SSD in EFI-only mode with manual partitioning (/efi, / and /home partitions, ...
1
vote
1answer
35 views

Black screen after upgrading from 14.04 to 14.10

I have spent a few hours on my tablet trying to get help reading answers to similar problems but I'm still stuck. I upgraded from Ubuntu 14.04 to 14.10. I did it by following the steps on the Ubuntu ...
0
votes
3answers
21 views

Windows 8 doesn't show in GRUB 2, Bootrepair didn't help

I've spend the entire day on this problem, probably because I'm relatively new to Ubuntu. I installed Windows 8.1 after Ubuntu. First I wasn't able to start Ubuntu, but after Bootrepair I was. ...
0
votes
0answers
6 views

full disk encryption boot gui gone

I have installed my ubuntu system with full disk encryption. after installing updates, the gui that you type the password will not show, just a command line interface that keeps ticking information ...
0
votes
0answers
18 views

cant boot to windows after installing ubuntu 15.04

okzz this is what happened.. i was earlier using windows 8.1 with dual boot Ubuntu 14.04, updated it to 15.04.. there was some bug after i updated it (desktop went all black after i updated it, ...
4
votes
4answers
5k views

Swap partition not recognized (The disk drive with UUID=… is not ready yet or not present)

I think I had an encrypted swap partition, because I chose to encrypt my home directory during the installation. I believe that's what the line with /dev/mapper/cryptswap1 ... in my /etc/fstab is all ...
1
vote
1answer
39 views

Ubuntu 14.04.2 i386 boot hang after installation but fix by using live USB's initrd.lz

Linux newbie here, and would like some support from the community for a boot problem I am seeing. I recently put Ubuntu 14.04.2 (i386) on a AMD Kabini AM1 5350 CPU + Gigabyte AM1M-S2H mobo using live ...
1
vote
2answers
112 views

Ubuntu 14.04 LTS showing 'version message write failed' message while booting

The following lines are getting displayed while Ubuntu is booting. [ 27.981086] mei_me 0000:00:16.0: irq 60 for MSI/MSI-X [ 27.985007] mei_me 0000:00:16.0: version message write failed: ret = -5 ...
0
votes
1answer
25 views

How do I create a bootable multiple OS DVD in Ubuntu?

I have downloaded a set of linux operating systems that include Ubuntu 15.04, Linux Mint 17, Fedora 21, ArchLinux and Bodhi linux. In totla, all sum up to a size of 4.4 gigabytes. Now what I want to ...
1
vote
1answer
174 views

Ubuntu 15.04 network manager causing slow boot

Since upgrading from 14.10 to 15.04 a few days ago the boot time, grub OS screen to login screen, has increased from 12 seconds to about 40. This is my systemd-analyze critical-chain output: The time ...
0
votes
2answers
3k views

How can I install Ubuntu on my MacBook Pro without EFI interference?

I have a late 2011 macbook pro, that I bought in early 2012. Is it possible to cleanly install ubuntu without the irritating EFI mac 'shell' surrounding the install, making the mac boot sound and ...
1
vote
2answers
278 views

Making Ubuntu Download Bootable from USB

How can I make the Ubuntu download bootable from a USB stick without downloading third party software? Thanks!
2
votes
1answer
53 views

“A start job is running for /etc/rc.local Compatibility”: how to fix?

I just upgraded to Ubuntu Vivid (15.04) today, and after the restart I experienced a very long boot process. My laptop usually boots in 5 seconds or less, and now it hadn't finished even after a few ...
1
vote
1answer
25 views

My ubuntu 15.04 file system is not writable

The problem started when my lightdm config got messed up and would only boot to a black screen with a cursor. In an attempt to fix this I booted up into recovery mode, dropped into the shell and tried ...
1
vote
3answers
844 views

In Ubuntu 15.04 can't do graphical log in

I have done clean install recently of Ubuntu Desktop 15.04. And I was able to log in to the graphical environment until I enabled "boot to text" like said there: How do I disable X at boot time so ...
1
vote
0answers
21 views

Ubuntu Mate LTS 14.04 boot menu will not load OS

I am running ubuntu Mate 14.04 Lts and just recently I have not been able to boot with the grub boot manager. When I hit enter to load ubuntu, my screen freezes at the boot menu. I am able to login by ...
1
vote
0answers
16 views

Ubuntu and Xubuntu freezes before login screen (purple screen)

I tried both Ubuntu and Xubuntu (14.04, 64 bit, dual boot with Windows 8) When I select Ubuntu from the boot menu, it freezes. But when I choose "advanced options for Ubuntu" and select and older ...
0
votes
1answer
44 views

How to do dual boot in Windows 8.1 pre-installed laptop with UEFI/Secure boot, and this can cause lost of warranty?

I got an Acer Aspire E15 and came with Windows 8.1 pre-installed, and UEFI / Secure boot, would like to install Ubuntu on dual boot, but I have no experience with laptops that have the system UEFI / ...
0
votes
1answer
36 views

Fail to boot after downgrading from ubuntu 15.10 to 14.04lts

I can see only "Reboot and select proper device" on laptop startup. Here is my partition configs http://paste.ubuntu.com/10963438/ My laptop model is asus x553m. I need your help!
1
vote
0answers
42 views

Something's wrong with my grub.cfg

I know that's pretty generic, but... I installed updates, which included a new kernel. I removed an old kernel and got: joliver@JOHN-DEV:~$ sudo apt-get purge linux-image-3.13.0-46-generic Reading ...
0
votes
0answers
19 views

Ubuntu 14.04 lts not booting in new location

When at home, my laptop boots and operates perfectly, including the WiFi. However, when I take it to work, the boot process is interrupted. The graphical envirmonment appears, but nothing works. I ...
2
votes
2answers
223 views

GNU GRUB Terminal - Instead of Ubuntu login screen

Note: Before you mark it as duplicate, please read the question fully. I've been using Ubuntu 12.04 normally, but today when I turned my laptop on, and selected Ubuntu out of two options: Windows and ...
0
votes
1answer
33 views

Get proper boot on Grub2

This question is very similar to others one but I haven’t find a precise answer to my problem. I have one hard drive, with 4 partitions : A first system partition with window's bootloader A ...
0
votes
0answers
23 views

Can't boot into linux Dual Boot. HP goes directly to Windows8

So... I wanted to mount a virtual environment of windos7 on VirtualBox. I found out I had to turn on "Virtualization" on the BIOS. So, I went to the BIOS and enabled Virtualization. Then reboot the ...
0
votes
0answers
9 views

Ubuntu on Mac using bootable USB corrupt screen

I have been trying to get Linux ubuntu to work on my desktop macintosh running on os x yosemite but it doesn't seem to be starting up properly. I am using rEFInd to boot the USB, and I select try ...
0
votes
3answers
2k views

How to dual boot Ubuntu 14.04 on Macbook pro Yosemite

I wish to dual boot Ubuntu 14.04 LTS on my Macbook pro running Yosemite. I installed "refind" and it works, I created a bootable pendrive with Ubuntu using unetbootin, but when I turn on my Mac and I ...
1
vote
1answer
4k 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 ...
1
vote
0answers
26 views

Ubuntu update error in reboot

i had a problem with ubuntu 12.04 LTS(64-bit). After some updates when i reboot my pc i had this error messages: [ 27.981086] mei_me 0000:00:16.0: irq 60 for MSI/MSI-X [ 27.985007] mei_me ...
-3
votes
1answer
102 views

How to resolve error 'hal.dll missing or damaged' during Ubuntu boot?

I think this might be a Windows problem. I cannot start (boot to) Ubuntu 12.04. When I try do ing so, I get a message like so: windows\system32\hal.dll is missing or damaged. That hall.dll ...
0
votes
0answers
9 views

Sudden Grub Rescue mode

I had an issue this morning when trying to switch from my Ubuntu partition to windows. I'm now on this grub rescue mode. Ran the ls command to list the parts, and kept getting the "error: unknown ...
0
votes
0answers
19 views

Problem booting Ubuntu 14.04 - GNU GRUB

I had a problem when booting my Ubuntu. The issue is that yesterday I finally was able to install QT creator after fighting with broken dependencies. My guess, is that It also removed other ...