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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Ubuntu 15.10 stuck in loop at splash screen after update

I have a recently updated my ubuntu 15.10 pc (using the default system application) and now I am stuck at splash screen: message before looping With the previous messages looping on and off. I can ...
0
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1answer
4k views

Can't find Windows 10 on GRUB

I'm a linux newbie and ran into this problem when trying to install Ubuntu as dual-boot with my Windows 10. I've done that before with Windows 7, with wubi. But I read that wubi wasn't the preferred ...
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0answers
6 views

Ubuntu 16.04 LUKS passcode does not appear

I installed an encrypted version of Ubuntu on my PC. If I start my computer appears this login screen: I'm unable to type in the passcode. Nothing appears. Also if I type in the correct passcode and ...
2
votes
1answer
62 views

No wifi and can't enter BIOS, nor bootable with any kind of USB after installing Ubuntu

Asus K401UB, Intel Core i5 6200U, nVidia 940M with Ubuntu 14.x.x was upgraded to 16.04. The screen lit up:- Ubuntu at your service! Issues include: Wifi does not work Unable to select / enter BIOS ...
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0answers
14 views

Boot Failure, ubuntu 16.04.1 LTS, HP Envy Notebook 15-ah100na, AMD A10 Radeon 6

intro: i am a linux (and ubuntu) newbie and i am having serious trouble getting ubuntu to run on my HP laptop, despite having apparently successfully installed alongside pre-installed windows 10... ...
2
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2answers
46 views

How to backup recovery Windows partition using Linux

I bought a new laptop with Windows installed on it. I'm going to wipe all partitions and install Linux. One day I'll probably sell that laptop, so I'll be nice to recover it to the manufacturer ...
5
votes
1answer
94 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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0answers
11 views

Disable out-of-the-box Fan Control in Ubuntu

I am having issues with the out-of-the-box Fan Control in Ubuntu. After about 2 minutes after booting up the laptop, the fans start spinning on full speed. I tried Debian too, but there this didn't ...
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1answer
61 views

14.04LTS not booting, ..timer error

I recently got given an old server from a friend, and have been attempting to set it up as a plex media server. So I installed Ubuntu Server 14.04LTS (Long story short, 16.04LTS and the server GPU ...
0
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1answer
29 views

Have tried every boot mode on my computer, now what?

Okay so, I apologize in advance if the solution is plainly and painfully obvious, as I am a complete Ubuntu noob. To keep things short, basically: longtime Mac user, disgruntled with Apple hardware ...
2
votes
1answer
11 views

Can't boot from clean install

I've recently been having trouble booting my computer. I tried to re-install some NVIDIA drivers after an update broke CUDA and led to some poor video performance. However that led to some conflicts,...
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1answer
26 views

How to restore Meizu Pro 5 Ubuntu Edition to Factory Settings

I tried installing Libertine on my phone to take advantage of installing some legacy apps. The install failed due to some dependency issues. No big deal I thought. But my phone got reset and when I ...
2
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3answers
984 views

Where does ttar.gz have to be located at installation?

I want to install boot-repair_3.193.7.orig.tar.gz to repair my computer as it doesn't boot (only get the "grub rescue" prompt). Now booted on a live USB Ubuntu 11.10. Wanted to follow the below steps ...
3
votes
2answers
4k views

Lvmetad is not active yet

After upgrade to Ubuntu 16.04, it is showing the following message during the boot: lvmetad is not active yet; using direct activation during sysinit lvmetad is not active yet; using direct ...
6
votes
3answers
8k views

Slow boot - “a start job is running for dev-disk-by…”

I don't recall when the issue started to occur but it's likely when I moved my VMWare Ubuntu image to an external SSD so that I can use the OS on any of my PCs. There aren't many links on Google about ...
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0answers
20 views

Unable to boot: all I see is “GNU GRUB version 2.02 beta2 9ubuntu1.3”

When I turn on my laptop I am not getting boot options for Ubuntu and Windows Instead I see this: GNU GRUB version 2.02 beta 9 ubuntu 1.3 minimal bash Luke line editing is supported. For the ...
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0answers
26 views

Ubuntu restart works fine but shutdown does not?

Why does my Ubuntu not shut down properly? My Ubuntu restart works fine but shutdown does not properly. I modified the grub like this: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash reboot=pci" My ...
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0answers
9 views

Windows 7 screen does not shows after dual booting of my Dell Inspiron 15 3542 Core i3 Laptop

I recently tried to dual boot my Dell Inspiron 15 3542 Core i3 laptop (64 bit) using Ubuntu 16.4 which already had Windows 7 on installed. The process of dual booting completed successfully but when ...
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0answers
8 views

Systemd can't analyze kernel boot time?

Is there a way to make systemd plot kernel module times or be aware of Kernel time information? dmesg isn't horrible but I would appreciate something that point me less details like only modules time ...
1
vote
1answer
61 views

boot script table modified, please contact vendor

I installed Ubuntu and took away Windows 10 from my Lenovo G-50 . Every time I click on suspend the error shows up : boot script table modified, please contact vendor. It just restarts over again ...
1
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0answers
15 views

The mysterious : Error parsing PCC subspaces from PCCT

I'm a long time LTS Ubuntu user, I recently changed my aging ASUS notebook to a Lenovo T450. The latter came with windows 10, so I decided to wipe it with the fresh 16.04 Ubuntu. The install (via a ...
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0answers
16 views

New install from cd kernel offset disabled-vfs:unable to mount root fs

I am trying to install Ubuntu on a old PC with amd processor and 60 GB ssd. Ssd is unallocated now (deleted the partition using windows) and i get the message irrespective of option I choose install ...
0
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2answers
157 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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0answers
11 views

Ubuntu black screen: no login, no console, nothing

I upgraded ubuntu and after reboot I got the infinite loop login screen. I followed all online advice to fix this, which did not help and I resorted to purging the graphics card through the terminal. ...
0
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1answer
21 views

Unable to boot Ubuntu 14.04 suddenly

I was doing a lot of system installs such as GL, cmake etc. I finished installing and I am unable to reboot Ubuntu 14.04 LTS. I ran the hardware diagnostics and no errors were found. It starts and you ...
0
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1answer
63 views

Freezing of screen on Ubuntu 16.04

I have recently installed Ubuntu 16.04 and it seems to freeze randomly. I tried to check out the the solutions at Ubuntu 15.10 and 16.04 keep freezing randomly but on installing these kernels, I got a ...
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0answers
22 views

Dual boot error: this computer has only 0 bytes disk space remaining

Trying to add Ubuntu to Windows 10 on my brand new laptop. I use a ISO-based USB created with Rufus 2.10. However, every time when I try to install Ubuntu it crashes and returns "this computer has ...
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0answers
27 views

Re-enabling BIOS features after succesful Ubuntu install?

I am a real noobie of Linux, I just bought an MSI, and was having problems (up to 3 days of fighting against this) with installing UBUNTU 16.04, until I followed the steps in this thread: Cannot ...
2
votes
3answers
24k views

Add Windows 10 to GRUB OS list

I recently got a computer from school. It came with Windows 8.1 installed. I then installed another copy of Windows 8.1 (so it would use the built-in Windows Pro license) and upgraded it to Windows 10....
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0answers
16 views

Why does Xubuntu show repeating string instead of booting normally?

I have an old Samsung NC 10 netbook with Xubuntu 14.04 installed. Xubuntu doesn't boot and shows only "^[[2~^" and it seems there's nothing to do about it. I tried to boot a Kubuntu 14.04 live USB but ...
1
vote
1answer
15 views

How to set noapic and pnpbios=off parameters for boot

I have a weird laptop, that, long story short, must have these 2 parameters set for it to boot: pnpbios=off noapic How to I tell grub to utilize these every time it boots?
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0answers
10 views

“No controller found” message during boot just after GRUB

The last 6 months have been a saga with my main computer, and as a result the motherboard, one of the processors, and the video card have all been replaced under warranty. I've just got it running ...
2
votes
1answer
35 views

Attempted to Repair GRUB through live USB. Has not worked, cannot get into Ubuntu

Made a post earlier here: Installed Windows 8.1 over 7. Can't Get into Ubuntu 14.04 Essentially, Had Windows 7 on my system first, as is recommended. Afterwards, Ubuntu was installed. Now after ...
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3answers
42 views

How to create a bootable USB stick on a Apple Macbook

Can I create a bootable USB stick using an Apple Macbook? Then can I use that stick to upgrade a windows PC to a ubuntu version.
1
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1answer
5k views

init.d script doesn't log to /var/log/boot.log

The script below is working fine at system startup. However, its log messages don't show in /var/log/boot.log, when the system boots. I compared it with other init.d scripts and couldn't reach any ...
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0answers
20 views

How to install Ubuntu16 into a system with console as the only display

I'm trying to install the Ubuntu16 into my embedded system. But my system only has serial console as the display output so ordinary methods seems not work. Is there a special image or a special tool ...
0
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0answers
12 views

Logged out once now it's not logging in

i was trying to make pendrive bootalbe to install windows 8.1 but due to some issue it didn't worked and so it mashed up so I was going to shut down my laptop but laptop was not shutting down so i ...
48
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7answers
124k views

How do I get my Mac to boot from an Ubuntu USB key?

If you select "USB" and "Mac" on this download page, it gives a series of command line instructions to make a USB key which the MacBook will boot into Ubuntu from. I've followed them to the letter ...
0
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3answers
38 views

How to increase my /boot partition size in Ubuntu 16.04?

I am trying to increase by /boot as it has reduced the capacity to install new updates. The partition details are given below: enter image description here Please suggest me a way to increase the /...
0
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1answer
23 views

apply MacBuntu Boot-screen/Splash in ubuntu 16

after installing the macbuntu transformation pack for my ubuntu 16, when i boot my computor, the MacBuntu Boot-screen/Splash does not come. the apple logo does not show and i dont know why
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0answers
30 views

Can't get out of console mode. Screen dies after 10 minutes

A single-board computer (Lubuntu 15.10, kernel version 4.2.0-41-generic) kept freezing when running various applications, most importantly the automated data acquisition application we are developing, ...
0
votes
0answers
23 views

16.04 - Unable to reboot system on Raspberry Pi 3

System successfully boots at first time, asks to change password but when I try to reboot it, it says No init found. Try passing init= bootarg. /script/panic/plymouth: line 18: /bin/plymouth: not ...
61
votes
16answers
110k views

SMBus/ BIOS error while booting Ubuntu in VirtualBox

I am trying to boot Ubuntu 13.04 in VirtualBox, but every time I boot, I get an error that says: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr This happens right after I ...
0
votes
1answer
4k views

How to use the linux version of yumi?

On the pendrivelinux website they is a tool call yumi which you can use to create multi boot flashdrive which is supported Windows and Linux but I am having trouble with finding help on how to use the ...
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0answers
18 views

Lost Password Ver 14.01 LTS

Tried the suggestions in the thread "How do I reset a lost administrative password?" and when I get to recovery menu and select "root" I do not get a command line that says "Give Root Password for ...
5
votes
1answer
87 views

Disable snapd.refresh.service on 16.04 to speed up boot (no snap packages in use)

I run Ubuntu 16.04 but never installed any snap packages, at least not that I would know of any. Here are my slowest processes at boot: $ systemd-analyze blame | head 9.057s snapd.refresh....
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0answers
12 views

Laptop loads to black screen intermittently when booting from Ubuntu 16.04 live USB

My hard drive got busted, but since I only need to access a browser for most of my work, I decided to wing it by using a live USB. Unfortunately, there are some problems related to the screen. The ...
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0answers
13 views

How to modify kernel parameters without causing Kernel panic on OS

This is not a duplicate question of kernel parameters, i already cause a kernel panic on my ubuntu 14.04 distribution trying to improve the performance of Nginx and postgresql, i just want to know how ...
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0answers
9 views

I crashed /dev/mapper partition using dd to another partition

I have a recently installed server with three disks: 1TB, 2TB, 1.5TB. I installed Ubuntu 16.04 LTS onto the 1TB disk /dev/sda and then tried to mirror that disk onto the 2TB /dev/sdc $ sudo dd if=/...
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0answers
22 views

Enabling UEFI Secure Boot After Installing Third Party Driver

After a recent upgrade in Ubuntu 14.04, my wireless card (Broadcom) stopped working. After much research, it became apparent that my laptop's UEFI secure boot needed to be disabled due to a change in ...