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Questions tagged [boot]

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

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os-prober & 50mounted-tests

Today, as soon as I switched on my Xubuntu 16.04.4 computer, one CPU core went to 100% and there was constant HDD I/O for over 2 minutes. I looked at the system log afterwards and there were lots of ...
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2answers
78 views

Unable to Boot after installation , ACPI errors

I recently tried setting up a dual boot of Ubuntu 18.04 LTS with windows 10 already installed on my Asus VivoBook Pro N580GD. I have tried reinstalling multiple times but every time I get a bunch of ...
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28 views

BIOS Settings changed

The option Secure Boot in the BIOS has changed from deactivated to activated and the OS could not boot anymore. Two days ago was a boot loader update and an old Linux kernel was removed. The user ...
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2answers
139 views

Ubuntu 18.04 boot too small - can't resize

I am unable to upgrade software since upgrading to 18.04 due to the boot partition size being too small. I've tried Gparted as a LiveCD, but that didn't allow me to expand the boot partition. I can't ...
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1answer
151 views

Long boot time Ubuntu 18.04

Hello I'm using Ubuntu 18.04 on my T420 with 6GB RAM, Intel Pentium i5-2520M and Intel HD3000. I have dual-boot alongside with Windows 10. I am wondering why (after upgrade from 16.04) Ubuntu 18.04 ...
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1answer
46 views

How can I prevent any program starting at boot of the system? Is the procedure different for TeamViewer?

When starting Xubuntu on my laptop, a lot of applications start to run (taking a big part of my CPU and energy): TeamViewer, Skype and so on and so forth. I don't want to uninstall them. I just want ...
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1answer
20 views

Ubuntu is getting stuck at pruple boot screen

My Ubuntu was working all fine but suddenly it got shutdown and now it is not getting past the purple boot screen. I tried using the recovery mode but i get presented with some error logs. What could ...
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40 views

How to show boot text instead of the splash or blank screen on Ubuntu/Kubuntu 18.04?

Editing kernel parameters and removing 'quiet' and 'splash' doesn't bring loading text - I continue seeing black screen with no text. Pressing ESC doesn't magically show anything either. The first ...
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16 views

Ubuntu 16.04 stuck at boot

I have an Orange Pi 2G-IoT with Ubuntu 16.04 installed on its SD Card. I logged in and executed the orange_config command. From there, I modified the WiFi settings and set it to connect to a specific ...
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0answers
19 views

Keyboard not working after grub

I am new to Ubuntu, but learning pretty fast. I have a HP envy x360 2 in 1, model m6-w103dx. I am only using it in laptop mode, as the touch screen is cracked, and doesnt register touch correctly, ...
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1answer
60 views

Cannot boot from the Rufus created USB Ubuntu stick

I get error messages in black screen. Timeouts and errors. The error on my Windows XP Dell D830 laptop looks very similar as seen in this YouTube video. The Dell D830 laptop has a dual-core Intel ...
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0answers
71 views

Cannot boot with 18.04 from USB stick on Acer Aspire 3 laptop with Windows

I followed the tutorial on how to create a bootable USB drive for a Windows machine to the letter. What happens when I try to boot from USB drive is I get to a menu where I select Try Ubuntu without ...
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44 views

why my usb stick doesn't boot ?

i'm facing a trouble with my lab, i tried to boot Linux mint from a usb stick but it just show the 'mint' logo for log time. i tried the option (boot with the compatible mode) and it booted ok. after ...
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0answers
28 views

GNU GRUB version 2.02 after update crash

so two hours ago i received a message about an update as soon as i logged in. i clicked on yes to do the update. Like 10 seconds later my laptop shut down becouse it didnt have any battery energy left....
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0answers
52 views

No USB boot option when I tried to install ubuntu from win10

At first I failed to install Ubuntu 18(deprecated, couldn't boot) because I forgot to enable UEFI, so I switched back to win10, change the disk to GPT and enable UEFI, and delete the ubuntu partition ...
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0answers
44 views

18.04 Boot to black unless I delete $vt_handoff grub parameter, related to Nvidia drivers?

I started having problems booting after I tried to use prime-select for the first time to switch between my laptop's Nvidia GTX 960M and Intel graphics, using the same nvidia-390 driver that had ...
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0answers
15 views

default boot device is missing or boot failed

i am having a problem of boot failure i reboot my computer ,after the logo there appeared a statement saying checking media .... after loading there is appearing a blue notification saying [default ...
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0answers
28 views

How to partition for dual boot? [duplicate]

So I'm just trying to install Ubuntu 18.10. my laptop has a 256gb m.2 SSD and a 1tb SSD in it. I run Windows for my main OS but I need Linux for my computer science course. I want to be able to dual ...
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1answer
76 views

Ubuntu 18.10 stuck in bootloop

I installed Ubuntu 18.10 two days ago on my laptop which is old one (4 GB RAM and 500 GB HDD). After installing finished, and the first boot it went well. I installed all the necessary software I ...
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0answers
46 views

Booting Problems with updating to cosmic cuttlefish from 18.04 (Doesn't boot)

I updated my laptop last week to ubuntu 18.10 and since then my laptop hasn't worked for me. Operating system isn't working and i use only linux on my laptop. It shows this message at the end of the ...
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1answer
44 views

How can I boot two of the same Ubuntu distribution from the same internal hard drive? (Installation choices?)

I'm attempting to load Windows 10 and two different installations of 16.04 LTS (with potentially other distributions in the future). I've installed Win10, 16.04 v1 and 16.04 v2, but when I run sudo ...
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0answers
19 views

Unable to launch Linux Dual-Boot from BIOS

I have a Dell G3 Laptop. I have already installed dual-boot Ubuntu Linux (with Windows 10 as a first OS), but now I cannot launch my Ubuntu from the one-time boot menu. When I click on the partition ...
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0answers
12 views

Raid1 updated Grub on both drives

I have 2 drives, sda,sdb which partition table is as following: Number Start (sector) End (sector) Size Code Name 1 2048 4095 1024.0 KiB EF02 2 ...
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0answers
50 views

Grub menu, Duel boot, Ubuntu 18.04, Windows 10, Two separate disks

I'm trying to add Windows 10 to my grub menu. Windows 10 in on a separate disk than Ubuntu. os-prober gives me /dev/sdd1:Windows 10:Windows:chain I update-grub and it Found Windows 10 on /dev/sdd1 ...
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0answers
14 views

Read error after install ubuntun os

i install ubuntu latest version ..after setup installation complete and i click restart then my pc boots and shows read error and nothing working but my hard drive is there and try to press key to ...
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0answers
37 views

Grub problem with windows 10, boot-repair and manual reinstall not working

So I've been having problems with my grub now and at this point I've read all the previous posts I could find. after installing ubuntu 18 my grub can't find Windows 10, this is usually resolved by a ...
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0answers
28 views

Can't Install Ubuntu 14.04.5, 16.04.5 or 18.04.1 on AMD A10 APU with Virtualbox

I am having some difficulty installing Ubuntu using Virtualbox on a Windows 7 host that has an AMD A10 APU. The specific APU is the A10-7860K. The VM starts, gives me the Ubuntu loading screen with ...
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2answers
106 views

GRUB not showing up (windows 10/ubuntu) [duplicate]

So, on my HP650 i have internal HDD on which i have windows 10. I installed Ubuntu 18.04. on external HDD which is connected via USB. The problem is that GRUB menu doesn't show up at start, so I can'...
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0answers
74 views

Default Boot Device Missing or Boot failed

I wiped out Windows 10 from my Acer Aspire E15 to install Ubuntu 18.10 in single-boot. The installation worked but I keep getting at boot time a blue window with this message : « Default Boot Device ...
0
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1answer
34 views

Ubuntu directly boots up without giving me a chance to reach Advanced Options [duplicate]

I have a Lenovo laptop running Ubuntu 18.10 with kernel 4.19.0-041900-generic. Only Ubuntu is installed. When I turn on the laptop it directly boots into Ubuntu. I want to go to Advanced Options to ...
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1answer
47 views

Ubuntu 18.04 boot error: syntax error: unexpected end of file when loading .profile [duplicate]

I can't figure out what is wrong with my Ubuntu 18.04. I was trying to set a path for an application in my .profile and restarted the machine. Since then, I've been getting this error on the screen. I ...
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33 views

need help installing ubuntu 18.4/recovring previous installation

During an automatic update on Ubuntu 16.04 LST with an update to Ubuntu 18.04 LST, I encountered and error which I have made worse by trying to fix. To summarize I have a "boot drive" /sda1 with 3 ...
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0answers
50 views

Ubuntu 18.04 weird behaviour of filesystem at boot

I am on ubuntu 18.04, since two days when I boot or reboot, I have a message that basically says Checking file system (xx%) the percentage starts at 43.59 and goes up to 48% then the screen become : ...
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0answers
34 views

Lenovo T61 Laptop error: no such partition [duplicate]

I Am new here and have just signed up to the forum, sorry if this post is not in the right section. Basically what's happened is I have a Lenovo T61 laptop and it was running Windows 7. We decided ...
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0answers
16 views

creating own unattended install image

I'm trying to make my own unattended install image based on 16.04 server-mini. Its working great so far. Only 1 step missing: On boot, the installer loads a installer boot menu: boot menu I changed ...
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0answers
30 views

How to start a node.js app when Ubuntu server start up?

Sir, I have a node.js script call 'Test_timeevent.js'. I use 'forever' module to avoid timeevent.js crash. I hope when Ubuntu start,this 'forever' can start timeevent.js. So,Test_timeevent.js will ...
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2answers
40 views

How to change root directory from different device (e.g. /dev/sdb1 to /dev/sda2)

I have an Ubuntu when booted it has the root system is stored under /dev/sdb1, as can be shown with df command: the fdisk -l looks like this: My question is how can I change the root system from /...
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21 views

Installing Ubuntu on iMac G4

I’m trying to install Ubuntu 16.04 PowerPC on an iMac G4, however I’m running into much difficulty, despite following directions from other users. Attempt 1: DVD-R I purchased some 4.8 GB DVD-R disks ...
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1answer
66 views

Ubuntu Installer can't find any HDDs

I recently bought a Dell Poweredge r610, and I created a bootable USB stick for Ubuntu Server. It was bought used, and I do not know if someone had already installed some other OS on it. When I ...
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0answers
13 views

Black screen in new install Ubuntu 18.04 [duplicate]

I decided to switch Windows to Linux. So I downloaded Ubuntu 18.04. I made a bootable USB drive and installed Ubuntu on it. After successful Ubuntu installation it says reboot your device. After ...
0
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1answer
70 views

How can I always boot a particular kernel version? [duplicate]

After rebooting my Ubuntu 16.04 machine, I noticed that the kernel version had changed. From what I understand, I think that out of the available kernels inside /boot, any of the modules can be loaded ...
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0answers
30 views

re-installing with existing encrypted root

I'm trying to install ubuntu 18.04 over an existing ubuntu install with an encrypted root directory. After first trying the upgrade, it would only boot into busybox, and I think the problem is that it ...
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0answers
14 views

Is there a way to relocate LVs from an un-partitioned disk to a partition on another disk?

Freshly signed up newb here, apologies in advance for any silliness and wordiness. (Also excuse the makeshift formatting; ssh is not enabled on my build yet, and my company has copy-paste disabled in ...
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1answer
47 views

how to mount img file (Virtually) WITHOUT loop or fuse or any loadable module in ubuntu 14.04 (running in docker without priviledge in c9.io)

I am trying to mount (plain-ext4-format) .img files in a ubuntu 14.04 running in c9.io without ability to load module or kernel tweak or fstab tweak (because it ignores fstab).i can login as root. i ...
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1answer
26 views

Ubuntu 16.04 boot as init=/root/init.sh and exec init 3 in shell, but why X11 started?

Ubuntu 16.04.5 default environment. I want to do some custom job before init. grub.cfg as linux /boot/vmlinuz ... ro init=/root/init.sh init.sh: #!/bin/bash # do some task exec init 3 after ...
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35 views

Why did resizing the boot partition result in 'no bootable devices'?

I installed Ubuntu, changed the size of the boot partition, created a placeholder for windows, and reinstalled Ubuntu in an ext4 partition. Upon reboot, there is no bootable device found by the bios. ...
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1answer
90 views

Boot delay after upgrading Ubuntu from 18.04 to 18.10

I have just updated from 18.04 to 18.10, and I faced a blank screen problem. Then I used the nouveau.modeset=0 kernel boot option to boot. Now my laptop is not booting as fast as it did in 18.04, and ...
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1answer
58 views

Boot taking minutes following upgrade to 18.10

Following the upgrade to 18.10, my laptop is taking about 3 minutes to boot up, previously it was about 15 seconds. The boot screen appears with the message "cryptsetup waiting for encrypted device / ...
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0answers
35 views

My Asus T100TAF can't see installed Ubuntu 18.10

I installed Ubuntu 18.10 on my Asus T100 TAF. Pure installation, no other OS. After clicking last command "restart system", system starts but from USB again, with menu: try Ubuntu, install Ubuntu, and ...
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1answer
74 views

Upgrade to 18.04 from 16.04: cannot boot into desktop

Have an older Dell Inspirion 5720 that I just upgraded to 18.04... When the machine rebooted, it basically goes into an endless wait state: the GUI never loads and if I flip around on the terminals, ...