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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Solved - 15.04 Issue booting

I'm having some boot problems. I'm typing this on my iPad, so I'll have to post links instead of inserting images. As you can see here, I can't boot: I'm unsure as to whether there's an issue ...
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37 views

Welcome to emergency mode! after mounting /boot

So, we just had a power outage and since then my Ubuntu server won’t start up anymore. When booting with a display attached it all looks good until after it successfully mounts the boot drive. Then ...
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1answer
16 views

Can't boot Windows without connecting external device that has Ubuntu installed on it

I made a Ubuntu bootable USB, let's call it USB A. I used this USB A to boot Ubuntu and install Ubuntu (with third party software) in my external hardware device (let's call it USB B) My notebook ...
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Live CD won't boot on my Alienware x51, ubuntu 15.10 [duplicate]

I known i've asked this before but I thought I had entrusted the ubuntu community to answer my question before, but I will explain it again. I recently purchased a Linux Format Magazine and decided ...
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19 views

attempt to read or write outside of disk hd0 only on linux 4.2.0-38-generic (4.2.0-36-generic works)

After a restart and probably auto security updates, my Ubuntu 14.04.4 LTS machine will not boot into the default option Ubuntu, with Linux 4.2.0-38-generic (using grub 2.02~beta2-9ubuntu1.7). It halts ...
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1answer
83 views

Installing Ubunu 16.04 Windows 8 Dual Boot (VERY CLOSE)

So i have successfully installed ubuntu 16 on a windows 8 with uefi. My only problem is in order to get to the grub boot screen i have to press esc during boot. I want grub to load in by default, not ...
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23 views

how to debug Ubuntu start-up with BusyBox

Instead of the usual start-up I'm seeing a screen with GNU GRUB version 2.02~beta2-36ubuntu3 and the following options: Ubuntu, Advanced options for Ubuntu, Memory test (memtest86+), Memory test (...
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44 views

Why won't my windows 10 computer boot Ubuntu 16.04 from a usb?

I am trying to install Ubuntu 16.04 onto my laptop, which doesn't have a disc drive, so I tried to boot from a live USB. I have followed several tutorials, used various different programs to burn the ...
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131 views

ubuntu 16.04 + GTX 1070 causes black screen after choosing ubuntu on grub

Problem: I have a dual boot of Ubuntu and windows on my desktop and I have recently encountered a problem. I installed my GTX 1070 into my desktop and installed the nvidia drivers and everything has ...
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54 views

GRUB not showing when dual booting Windows 10 and Ubuntu 16.04

I have just upgraded from 15.10 to 16.04, where 15.10 dual booted with Windows 10. However, now GRUB does not show, and the system goes directly to Windows. Last time I installed Ubuntu 15.10, I had ...
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28 views

My localtime is wrong after ubuntu 16.04

I installed Ubuntu 16.04 on March. After login in first it was 4 h wrong, second installition 8 wrong, now I installed Ubuntu 16 thrid time and system time is 12 h wrong. I'm located in Finland and I ...
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31 views

How do you install Ubuntu on an Intel RST Raid?

I am attempting to install Ubuntu 16.04 to dual boot with Windows 10 on my new PC. I am using an MSI Z170A motherboard and two 512GB M.2 drives. My goal is to RAID0 both drives, and split the single ...
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1answer
62 views

Persistent Linux USB won't boot… getting weird error screens, maybe related to UEFI

To start with here are my specs: 970 FTW edition i5 2550k 8 gigs of DDR3 1600 mhz MSI Z77A-G41 250 GB SSD for OS and apps 150 GB SSD for apps 3 TB 5400 rpm for storage 500 GB 7200 rpm ...
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1answer
35 views

what does this mean for a module to have a bad taint?

When looking at the syslog (dmesg), I get several of: <module name>: module has bad taint, not creating trace events What does this mean ?
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19 views

Macbook: boot into GNU Grub after Ubuntu Installation

I am installing Ubuntu (latest version 64 bits) on Macbook Pro 2015. Before Ubuntu, I have already installed Win 10 using bootcamp, and I am installing Ubuntu on an external hard-drive. At the Ubuntu ...
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39 views

Question about SSD's failing? Unable to mount partition during install?

I recently bought a Samsung 850 Pro 256GB from Amazon. First thing I do on every device is use openssl to write random AES information to the entire drive openssl enc -aes-256-ctr -pass pass:"$(dd ...
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38 views

Ubuntu 16.04 boots significantly slower than any earlier version

I am on a DELL Precision 5510 with this specs: 32GB of RAM Intel® Core™ i7-6820HQ CPU @ 2.70GHz × 8 1TB SSD OS Type 64bit The boot process takes very long, much longer than any Ubuntu version ...
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110 views

/dev/sda5: clean, xxxxx/xxxxx files, xxxxx/xxxxx blocks [duplicate]

The HDD partitions are as follw: Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 782335 780288 381M 83 Linux /dev/sda2 251660288 976773119 ...
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1answer
100 views

My ubuntu 16.04 does not shutdown

I recently installed ubuntu 16.04 alongside windows 7 in my pc and all the features in it are working fine but when i click on shutdown it gets stuck on the violet screen with ubuntu written on it and ...
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28 views

Partition deleted and now nothing will load - GRUB

I may of accidentally deleted the partition of my HDD where Ubuntu was installed. I have Windows 7 on 1 partition and Ubuntu 14.1 LTS on the other. I've downloaded the same version of Ubuntu and made ...
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25 views

linux format magazine cd won't boot?

I recently purchased a Linux Format Magazine and decided to boot the Ubuntu Desktop pack cd into my Alienware x51. I disabled secure boot keys and csm and set the boot order to DVD first then network ...
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49 views

Ubuntu Gnome 16.04 will not boot after making dumb changes to BIOS settings

I installed Ubuntu Gnome 16.04 after recently buying a Thinkpad Yoga 11e and it worked great when first installed. Then after I tried charging it, the screen went all checker-board/ static-y on me. I ...
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11 views

Can't boot ubuntu from disk [duplicate]

I have an HP Pavilion m7 laptop and am unable to boot ubuntu from the disk. I had previously upgraded to windows 10 from windows 7 and am not certain if this is playing a role. I was able to get into ...
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1answer
21 views

Grub menu doesn't appear (dual boot)

I have Windows 10 installed on my computer and I decided to use Ubuntu. I've downloaded the latest version (16.04 LTS). After installing the Ubuntu, I couldn't see the grub menu. I've made a dual boot ...
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1answer
31 views

Ubuntu boot problems on Dell XPS 13 after replacement of motherboard

Background: I recently had a spill that damaged my Dell XPS 13 Developer Edition, which was preinstalled with Ubuntu 16.04. My motherboard has been replaced. I removed the SSD before repair; now I've ...
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19 views

Ubuntu stuck at boot screen failed to execute nvidia-smi error?

My ubuntu installation was running perfectly for few months now until suddenly it stopped booting at got stuck at boot screen with the following error. (Error code in the image) Error photographed in ...
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16 views

Nvidia 361 with Secure Boot enabled on Ubuntu 16.04 [duplicate]

Does any one know of any ways one could have Secure Boot enabled and still be able to get past the log in screen?
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39 views

Can't choose other boot devices than ubuntu drive

2 hard drives. On my HDD are my personal data, on my SSD is unbuntu 16.04; Lenovo Thinkpad E330, UEFI BIOS 1.14; it is the first time I installed ubuntu - Hello, My problem is twofold: 1) I ...
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24 views

Disk failing - Kernel panic

I posted a couple of days ago about SSD issues which keep it failing. FSCK usually helped, but not now as I face kernel panic. When I boot into Ubuntu, I see grub, I can choose between the kernels. ...
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1answer
40 views

bootchart 'No path given' error

I already installed pybootchartgui and boot chart in Ubuntu 16.04. After running sudo pybootchartgui or sudo bootchart this is the result: No path given, trying /var/log/bootchart.tgz warning:...
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1answer
31 views

After install lubuntu, restart, wont boot up

I have clean installed lubuntu 16.04 ( 32 bit)onto an intel macmini (2007 model)and after install requested to restart , then grey screen , then black screen with command line and prompt it hangs ...
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2answers
17 views

Installation trouble while trying to boot from DVD

I'm trying to replace Windows Vista on a Toshiba laptop (32-bit), with Ubuntu, I have done this multiple times with other machines, but this one is not responding to the DVD I created (changed the ...
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14 views

Remove Grub Surface Pro 3

I want to remove Ubuntu from a Surface Pro 3, but how do I remove Grub after deleting the Ubuntu partition?
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2answers
56 views

My computer boots into black screen after hard shutdown

This is my first time doing anything like this but I really need my computer back so it here goes. The other day my computer froze so I had to unplug it and replug it however after I did so instead of ...
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1answer
34 views

Can't install Ubuntu to Dual boot with Windows 10

I bought a new computer and have been trying to install ubuntu 16.04 onto it alongside windows 10. I have used unetbootin to create a bootable drive and followed this guide to installing ubuntu on my ...
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2answers
24 views

Had win7 and Ubuntu 16.01 on separate drives - downgraded to ubuntu 14.01 and now win7 isnt appearing in Grub

I have 2 separate SSDs - one with windows 7 and the other with Ubuntu 14.04. I originally installed Ubuntu 16.01 on one drive and then Windows 7 on the next. When I did this, grub picked up the ...
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14 views

Grub2 Theme: Assigning Icons to Programs

I am using *buntu 16.04 with Grub 2.02. I have installed a Grub theme to 'beautify' the multi-boot process. I have also installed GRUB Invaders, a silly but kinda cool game one can play prior to ...
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1answer
29 views

Ubuntu wont dual-boot on a mac

Im using a VIN, iMac (21.5-inch Mid 2010) and trying to dual-boot ubuntu on it. Whenever I put the .iso file onto a flashdrive with unetbootin, then restart my mac, hold alt, and click on the orange ...
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0answers
46 views

Ubuntu slow booting - 'sendmail.service' takes over a minute to load

My ubuntu is booting very slowly. I'll show here excerpts from dmesg where the difference in boot time is larger than one second. Which one of these entries is significant, and which is not? (In ...
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1answer
23 views

Install Ubuntu on HP TM2, BUG: soft lockup - CPU stuck for 23s!

I am trying to install Ubuntu 16.04 on my HP TM2, which by the way has about 6 years or so, and a second battery. Previously it had installed Linux Mint as well as some older Ubuntu versions around 10 ...
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11 views

Flex update for Grub

I'm trying to make a dual boot Linux/OSX on my MacBook Air and I decided to install Grub as bootlader since for some obscure reasons rEFInd won't even start. On installing Grub a warning told me that ...
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1answer
68 views

Ubuntu 16.04 can't boot to desktop after creating windows-shared NTFS partition

Ubuntu 16.04 LTS. I followed this guide to have a shared partition with Windows 10. I put my Win10 Downloads and Documents folder on the partition. When i had turned off the computer a couple of ...
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34 views

Windows 10 dual boot ubuntu start black screen problem

So I installed Windows 10 and ubuntu 16.04LTS on my desktop using unetbootin. It works well for both os for a while. Today, I use suspend to temporarily put my ubuntu into sleep mode. When I reboot ...
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29 views

Disk issues (JavaScript error in the main process)

I seem to be having ocassional SSD (Patriot Blaze) I/O Errors evne though all the tests show disk to be healthy, clean and operational, at only 7 months of age. UPDATE: A third instance of disk ...
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58 views

Dual boot Windows 10 & Ubuntu 16.04 — blank purple screen of death when booting Windows!

This is on my Dell XPS 9550 laptop with 512GB Samsung P951 NVMe SSD. I first installed Windows 10 and it boot up just fine. Then I shrinked the volume for Ubuntu and installed it via Live USB ("...
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1answer
39 views

Can't get past LightDM

I don't know exactly what caused this, but I rebooted my Macbook Pro and when I tried to log back in to Ubuntu MATE, it took me back to the login screen. I have tried Fn + Ctrl + Alt on all of the ...
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2answers
90 views

Windows 10 Boot Loader Mssing After Ubuntu 16.04 LTS Load

Back story - HP Pavilion laptop originally with Windows 8.1 and upgraded to Windows 10 some time ago. Decided wanted to dual-boot with Ubuntu 16.04 LTS. Inserted DVD and installed alongside Windows 10 ...
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1answer
36 views

infinite blinking cursor at top lefr corner of the screen after booting [duplicate]

I started installing Ubuntu with unetbooting then I got so excited about the install that I forgot my charger wasn't plugged in, then my pc died, immediately I plugged it in and switched it on it ...
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97 views

Ubuntu 16.04 takes very long time to boot on Dell Precision 5510

My ubuntu install takes an unusually long time to boot (like 2 minutes), considering it’s on a Dell Precision 5510 with i7 processor. The dmesg thing shows a really big time gap having to do with ACPI ...
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26 views

Can't Hibernate or Suspend with Gnome or Unity

When I try to suspend/hibernate my computer goes into suspend/hibernate mode but when I try to resume it boots all over again, although this does not happen using KDE. Using Ubuntu 16.04 LTS.