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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SLOW Boot and Login times Ubuntu 16.04

Ubuntu 16.04 64 bit taking around 20 sec from Login screen to desktop and around 20 seconds from grub to login screen, tell me which services i can safely disable, i do not use virtualbox and ...
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17 views

Recover Ubuntu 14.04 Encrypted Install

I have an encrypted install (Full drive, not only home directory) of Ubuntu 14.04 on a 1TB SSD. I do know the passkey to unencrypt everything. It's just a matter of finding the files now. Here's what ...
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54 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 ("...
4
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0answers
71 views

Ubuntu 16.04 – theme does not load at boot up

I 'm having a problem with Ubuntu 16.04, on Asus UX303LA. I currently use the Arc theme but sometimes, when I boot up, the theme does not load properly and the environment looks like the Ambience ...
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0answers
46 views

“Move To” Command Deleted My Files?

Have a USB Flash Drive that has worked in the past every time I use it. Today, I tried to copy some files over to it, so I plugged it in, the computer recognized it. I opened it in on the desktop, ...
4
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92 views

Ubuntu wifi usually not working on boot, needs kernel module restart

After installing Ubuntu on my netbook, an F205TA, wifi seems to be not working correctly. Usually wifi is not working after boot, but starts working after one or more tries of: sudo modprobe -r ...
4
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0answers
1k views

Ubuntu server (VM) hangs after “Begin: Running /scripts/init-bottom … done”

My bootup hangs, as seen in the image below. (there has been an update. check the edit below) When I press escape, it tabs to this screen : The whole story : This VM ubuntu server is used for a ...
4
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2k views

Reinstalling Grub - shows no volume groups found, how do you fix this?

I have a full backup which I had restored onto a new built system on Ubuntu 12.04 The backup did not include /dev /proc /sys folders. Upon rebooting, the grub show the following errors error: no ...
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100 views

16.04 - Slow Kernel Boot (LVM issue)

After upgrading to Ubuntu 16.04 my system boot slow down consistently To analyze the cause I used this command. systemd-analyze plot > boot.xml google-chrome ./boot.xml I have found out ...
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83 views

How do I fix a black screen at login in Ubuntu 14.04?

Description of the problem I am installing Ubuntu 14.04 LTS from a UEFI USB flash drive. When I boot from the flash drive, I get the installer menu e.g. "Try ubuntu without installing" etc. It gets ...
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196 views

16.04 LTS slow boot

I've upgraded to 16.04 LTS, booting now lasts 3min 14.784s instead of 25s. Startup finished in 3.973s (firmware) + 3.060s (loader) + 7.361s (kernel) + 3min 388ms (userspace) = 3min 14.784s systemd-...
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57 views

Can I use a 64-bit system along with the 32 bit version of EFI?

Recently, I set up an Ubuntu Kodi-based home theatre system on a 2007 Intel A1176 Mac Mini. This is a 64-bit system with firmware that expects a 32-bit EFI. After some experimentation, I created a ...
3
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0answers
433 views

Ubuntu 16.04 - system boot waits saying “Raise network interfaces”

I have an Ubuntu 16.04 system with two interfaces - eth0 configured with DHCP and eth1 configured with static ip addresses. The /etc/network/interfaces file has the following config # The loopback ...
3
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30 views

Ubuntu 14.04/Windows 8.1 dual-booted system gets stuck at loading initial ramdisk when I try to boot ubuntu

I'll start off by saying that I am not a very advanced Ubuntu user. This whole thing started when I was running Ubuntu and got a notification of a unfinished update, so I started the update. However, ...
3
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0answers
132 views

Ubuntu 16.04 boot taking more then 5 mins

I'm using a hp laptop with 4 gb ram and 2.2 GHz amd processor and Ununtu 16.04 installed in it. Before I was using windows 7. I formatted the whole harddisk and installed Ubuntu. It boots some times ...
3
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0answers
781 views

Upgraded to 16.04 and now getting error message

After successfully upgraded to 16.04, I am now getting this message whilst booting lvmetad not active yet, using direct access
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2k views

16.04 Nvidia proprietary driver problems

On 16.04 xubuntu fresh install, I have an Nvidia Gtx 980 and an apple 30" 2560x1600 display, after installing proprietary nvidia drivers, I get two problems, the first, I can't log in during the ...
3
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28 views

No ANG1 Error when booting from Ubuntu in a dual boot with Windows 10

I dual booted Windows 10 and Ubuntu 14.04. I used EasyBCD to get to the Grub menu where I could select which OS to load. It was all set up and worked. Recently, however, I tried to boot it up again ...
3
votes
0answers
34 views

Loosing Root Access On USB Disconnect

When I plug in my usb and then unplug it I unexpectedly loose root access on my computer. Furthermore, when I reboot my computer it prompts me with the message saying Errors were found when reading ...
3
votes
0answers
168 views

Long Boot Time, sanitized_helper at fault (dmesg)

I have a desktop that has a 4.5 Ghz 6-core processor, 16GB or RAM, and an SSD. It is dual-boot between Windows 10 and Ubuntu 14.04. It boot Windows 10 in ~8 to 10 seconds, while it takes Ubuntu over 3....
3
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72 views

Just installed Ubuntu but booting error displayed “Insert system disk in drive.”

Until a few days ago I was mainly a Windows user, since I couldn't install linux via dual boot on my computer. I tried everything several times, did everything right, but the problem was that after I ...
3
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222 views

Ubuntu upgraded to 15.10, now laptop won't reboot

Samsung 400B laptop Yesterday I left my laptop upgrading to 15.10 (I think it was Wily something) about half way through. When I returned the laptop was hung with nothing on the screen. Hard ...
3
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185 views

ALERT! /dev/mapper/xxxxx does not exist. Dropping to a shell

I am using Ubuntu 14.04 on vmware. I can't login to Ubuntu. i'm in a situation similar to the one described in this post ALERT! /dev/disk/by-uuid/xxxxxxxxx does not exist. Dropping to a shell I ...
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0answers
72 views

How can I begin to track down this Wi-Fi problem?

This is not your run-of-the-mill "what's wrong with my Wi-Fi" question, I'll guarantee you that... I inherited a Lenovo Ideacentre Stick 300 and have been trying to get Windows 10 off of it and ...
3
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0answers
101 views

Cannot type disk decryption password during boot

The GUI loads to input the decryption password, but when I type, the characters appear in the top-left of my screen, as though I was typing at a console without a command prompt. Forcing power-off ...
3
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0answers
338 views

How to use a `dd if=/dev/sda of=/dev/sdb` drive?

Given: a sudo dd if=/dev/sda of=/dev/sdb duplicate drive of the main boot drive. How does one safely, reliably : mount a dd duplicate drive as a second drive? setup the dd duplicate drive as ...
3
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0answers
145 views

Ubuntu 15.10 installed on MacBook won't shut down properly

I have installed Ubuntu 15.10 on my MacBook using rEFIt, and the problem is now it won't shut down properly. Every time it reaches the very last part where it's about to power off and then just hangs. ...
3
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0answers
132 views

Boot slowed down by more than 90sec on upgrade to Ubuntu 15.10

After I did my last dist-upgrade from 15.04 to 15.10 a few days ago, Ubuntu takes a very long time to boot. I did a lot of research and tried to get all the dmesg messages, but I think I lack enough ...
3
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0answers
213 views

CIFS FSTAB won't start at boot and mount -a doesn't work as expected

I am having a odd issues my CIFS drive. It won't mount at boot and also when the system has booted, I have tried again with mount -a but no success. It will however mount with the mount -t command and ...
3
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0answers
278 views

ACPI PCC probe failed … intel_soc_dts_thermal: request_threaded_irq ret -22

I use Ubuntu 15.04 and Windows 8.1 (native) on a Medion Microstar AkoyaE6239. I started with Ubuntu 14.10 and then updated it. The problem I describe here also happened in 14.10, and I tried to solve ...
3
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0answers
320 views

XUbuntu 15.04 - On the first boot the keyboard does not work and I can't decrypt hard drive

Started experiencing this issue a few days ago. When I boot up my laptop for the first time in the morning, I get to the splash screen to enter in my password to decrypt my hard drive, but my keyboard ...
3
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0answers
217 views

How can I flash my laptop's BIOS with Ubuntu?

I'm running Ubuntu 15.04 on a HP Elitebook 6930p. I want to downgrade the BIOS by flashing a ROM.bin file. I already found the desired ROM.bin file from the HP website, I'm just having trouble ...
3
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0answers
218 views

Ubuntu 14.04.3 LTS not Starts GUI

I installed Ubuntu 14.04.3 LTS on my HP Pavilion G4 1115br and when I start it does not load the GUI: Ubuntu 14.04.3 LTS problem in not Loads GUI - Part 1/2. After I shut it down manually and start ...
3
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0answers
106 views

How to prevent switch to text mode during boot

I'm trying to get a full graphical boot in ubuntu. That is using burg/grub in graphical mode and launching the kernel directly in graphical mode, without switching to text mode and then back to ...
3
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0answers
76 views

How to prevent the people from using 'e' to change the 'config' in grub?

I'm really stumped this time because, I've tried to configure the 10_linux & the 00_header the /boot/grub/grub.conf I've tried it many times, but unable to protect it with Password Please do ...
3
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0answers
725 views

Boot script table modified, please contact vendor

I had a variety of distros on this Lenovo G50-45 laptop, most recently Debian 8 and now Xubuntu 15.04 x64. Whenever I want to put the system to sleep (suspend) I get the error message written in ...
3
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0answers
4k views

Ubuntu 15.04. Problem booting with systemd

I just upgraded Ubuntu 14.10 to 15.04. When booting system with systemd it only gets to login screen. After login following message is printed: /usr/lib/update-notifier/update-motd-fsck-at-reboot: 33:...
3
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0answers
219 views

/dev/sda1 /boot corrupted

I am running a Ubuntu 14.04 on an IBM-Thinkpad X61 tablet (no Windows dual boot) and it seems I have corrupted my /dev/sda1 /boot. Symptoms: When I login to home window, a "System Program Problem" ...
3
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0answers
207 views

Does the Ubuntu installer create a hybrid MBR partition table on EFI systems?

I have a MacBook Air that previously ran Fedora with a dual-boot Windows side for a few engineering tools. I recently switched back to Ubuntu, installing Ubuntu over Fedora using the same EFI boot ...
3
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0answers
510 views

iMac will not boot OS X after installing Ubuntu

I installed Ubuntu alongside Mac OS X on my iMac, following HowToGeek's tutorial. Whenever I boot, I get GRUB with the following options: Ubuntu Advanced Options for Ubuntu Mac OS X 32-bit Mac OS ...
3
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0answers
2k views

MD5 says the checksum is correct but still “Check finished: errors found in 2 files”

I'm attempting to dual boot windows 8.1 and ubuntu but I can't quite seem to create a USB boot drive without errors. Twice now I have downloaded ubuntu-14.04-desktop-amd64 from the official website, ...
3
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0answers
739 views

KVM-Guest only boots single user mode

We have a Vserver Host running on Ubuntu 12.04 with KVM/QEMU and so far guests been running fine with various OS's (Ubuntu 10.04, 12.10, Debian 6,7, CentOS 5,6). After the installation of Ubuntu 14....
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0answers
5k views

ubuntu 14.04 not booting, update-initramfs “nothing to do, exiting”

I did a mess while installing ubuntu 14.04 on my XPS 15 (9530 haswell) and I need help to rebuild boot partition. My computer has one miniSATA SSD 32 GB and a 1TB HDD. I crypted both with LUKS with ...
3
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0answers
2k views

Gave up waiting for root device

I just installed Ubuntu 12.04.4 but cannot fully boot. Here is my error message: Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - Check rootdelay= (did the ...
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0answers
660 views

How to configure GRUB loader during apt-get upgrade on Ubuntu 12.04

I have a box with Ubuntu 12.04, and just did a apt-get upgrade. I'm presented with a dialogue to update my GRUB bootloader, but with the following message: The GRUB boot loader was previously ...
3
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0answers
441 views

Black screen before login

I'm having some trouble with my xubuntu. It was running just fine yesterday but it's not working today. I remember that I've flipped the power switch during the last shutdown (because it was taking ...
3
votes
0answers
1k views

GRUB_HIDDEN_TIMEOUT and GRUB_TIMEOUT Do Not Accept 0 Value

I am not on a duel boot system, and do not want to view the GRUB boot menu. I have used methods that have worked in the past to change /etc/default/grub to accomplish that ends, but they have not ...
3
votes
0answers
1k views

strange boot.log - multiple startpar bridge… starting and stopping repeatedly

I've just encountered a very strange boot (since I have no "quiet" nor "splash" in grub options). So I've had a look in the log: crysman@crysman-U36SD:~$ cat /var/log/boot.log * Starting Bridge file ...
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0answers
17k views

A Guide to Install Ubuntu 13.04 using a RAID 0

Getting the error: Unable to install grub in /dev/sda? Because you are using a BIOS/fakeRAID0? If you manage to find this thread consider yourself in luck. I spent the last 48 hours trying to figure ...
3
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0answers
127 views

How are modules loaded at boot

if I do "lsmod" I get a long list of loaded modules. Which file lists the modules to load at boot time? I've seen pointers to /etc/modules but in my case it only contains "lp" and nothing more. ...