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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3
votes
1answer
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, ...
0
votes
0answers
6 views

No selection in Bootloader

I'm new to ubuntu. Yesterday I installed ubuntu 16.04LTS (as dual boot with windows 8.1) and now I'm having a problem with bootloader. When I switched on my laptop there'll no selection option for OS. ...
0
votes
0answers
6 views

How to remove boot pause screens (black screen with cursor then purple then black with /dev/sda2: clean message) in new 16.04 install on new SSD

So this issue started the first time I fresh default installed 16.04 on my existing HDD... not duel boot, just Ubuntu (Erase disk, and install fresh). I was promted to turn off Secure Boot if I wanted ...
0
votes
0answers
9 views

Trying to install ubuntu-16.04-desktop-amd64 through pendrive

i have already deleted my last ubuntu 14.04 drive for some purpose, but now, when i was trying to install ubuntu-16.04-desktop-amd64 through pen drive and i was getting some black screen written on it ...
0
votes
0answers
6 views

Strange things happen after lvreduce of root?

I am using 16.04 LTS. I set up lvm as part of installation. Unfortunately, it made the root logical volume occupy all the disk space, which precluded making volumes for snapshots. So, I booted with ...
1
vote
0answers
11 views

Reinstalling grub2 from an ubuntu live usb

I've installed FreeBsd along with Arch and Windows in place of Ubuntu. So initially I had Ubuntu, Arch and Windows. I did something wrong and now it boots in grub menu. I've created a live ubuntu ...
1
vote
1answer
5k views

lvmetad is not active yet; using direct activation during sysinit

After install Lubuntu 16.04 show the following message during the boot: lvmetad is not active yet; using direct activation during sysinit /dev/mapper/lubuntu--vg-root: clean, 121574/7168000 files, ...
1
vote
0answers
7 views

Why doesn't a systemd-nspawn server restart after reboot or crash?

I have an otherwise working systemd-nspawn managed container (minimal Ubuntu 16.04 from debootstrap) but I cannot make it restart when crashed/rebooted. The unit file is # cat /etc/systemd/nspawn/...
1
vote
0answers
14 views

Cannot get into BIOS or boot from disk on Samsung NP300 laptop

I have problem with my laptop Samsung NP300-E5C-A02PL. I had there Linux Ubuntu 16.04, but I decided to change system to Windows 10 (It was working before... let's say 1 year ago). At the boot time I ...
0
votes
0answers
14 views

Ubuntu 16.04.1 boot error

While booting Ubuntu, an error message shows on my laptop: lvmetad is not active yet, using direct activation during sysinit /dev/mapper/ubuntu--vg-root, clean xxxxx/xxxxx files , xxxx/xxxx blocks. ...
0
votes
3answers
9k views

Can't enter BIOS settings after installing Ubuntu (Samsung NP300E5S)

I've Samsung (NP300E5S-01IN) laptop, I installed Ubuntu 14.04 LTS on it and now I want to install Windows 8.1 on another partition but whenever I press "F2" key to Enter BIOS settings. it brings me to ...
0
votes
1answer
705 views

Dell Inspiron 14-3452 BIOS refuses to boot Ubuntu

After installing Ubuntu 15.10 x64 (I also tried 14.04 x32), whenever I booted, it told me: Your system seems to be having trouble starting. Dell SupportAssist is scanning your hardware for a ...
0
votes
0answers
17 views

Can't boot my PC after trying an failed Upgrade

I am facing problem to boot into my PC with Ubuntu 14.04, I have windows 10 installed on another partition(its ok). I have tried to upgrade my ubuntu 14.04 to 16.04. But, It failed to upgrade. Then I ...
2
votes
2answers
129 views

Installing Ubuntu to a USB flash drive

I am afraid I have totally destroyed a jump drive tonight, and I am incredibly frustrated, so bear with me. I am currently running Ubuntu off of an 8 GB USB stick. Some background: my computer's ...
0
votes
0answers
27 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... ...
3
votes
1answer
118 views

No USB boot. No CD boot. Can I install Ubuntu on a Mac Mini?

I've been through the answers to similar questions, but they all require USB or CDROM booting. I've installed EFI - it might be that I've not done that correctly, but it boots in EFI, but doesn't find ...
0
votes
1answer
23 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
votes
0answers
10 views

error fsyncing/closing/dev/sda: input/output error while install ubuntu 16.04

My internal Hard disk got crashed so I was installing ubuntu. But i am getting error: error fsyncing/closing/dev/sda: input/output error i have no idea what to do now.Please help me out. disk ...
2
votes
0answers
15 views

Terminal window shows filled up with “[[^H” when booting and shutting down computer

Can anyone please explain what is causing this to appear whenever I shut down or boot my laptop? I am new to Ubuntu.
0
votes
1answer
18 views

how to boot iso. file via torrents

I downloaded xubuntu 16.04-desktop iso.torrent in order to install on my eee pc 900a. how do I go about creating a bootable usb with the torrent file? And furthermore how to install it on the netbook ...
2
votes
2answers
52 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 ...
0
votes
1answer
9 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 ...
0
votes
0answers
14 views

Not able to install ubuntu 16.04 alongside window 8.1

I have tried to install the ubuntu 16.04 alongside window 8.1 but it is not showing option of install alongside windows boot manager. further on selecting something else and there it is only showing ...
0
votes
0answers
16 views

USB boot option not there, only boot with EFI and HDD

I have 1TB HDD, installed ubuntu on it with no partitions. I realized I am very comfortable with it and need to install Windows. For that I made a bootable USB using unetbootin (it worked fine as USB ...
2
votes
0answers
54 views
+50

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
2answers
19 views

black screen after installing Ubuntu

Hopefully this has an easy solution. I recently installed Ubuntu using the Ubiquity installer for the latest release. Due to my hardware, in order to install it from my USB, i had to use the nomodeset ...
1
vote
1answer
86 views

lubuntu 16.04 installed, then hangs

EEE 1000HE with 2GB RAM and 240GB SSD. lubuntu desktop i386 (32-bit) 16.04 booted from the SD card. I installed to a new SSD and indicated a reboot was needed. After reboot the machine hangs with ...
1
vote
2answers
6k views

Diskless with Ubuntu 12.04

I'm trying to setup a new diskless solution with ubuntu 12.04 without any success. I followed this Diskless Ubuntu HowTo But the initramfs seems not to be able to mount my nfs share. On my server ...
0
votes
0answers
15 views

4 operating systems boot problem fedora , Kali , Ubuntu , windows

It's kinda confusing , but I have these systems with grub loader I think fedora was holding the boot , after windows boot crashed I tried fixmbr and it completely erased other oSes from boot menu , I ...
2
votes
2answers
85 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 ...
1
vote
1answer
53 views

Unconventional Ubuntu Installation

WHAT'S IN NAME? I do not know the term for what I am going to describe: for the purpose of this conversation I will call it an unconventional installation. If it had a name and I knew it, I would ...
0
votes
0answers
14 views

Auto Shutdown For Media server

First off I'm very new to Linux. I'm using Ubuntu as my base OS for Emby. What I'm trying to do is find a way to auto shutdown the server when not in use. I've been looking around good for the past ...
0
votes
0answers
28 views

How do I add an ID to a menu entry to GRUB config?

I want to add an ID to any menu entry in the Grub config and then auto generate the configuration by changing /etc/default/grub file DEFAULT_GRUB = desired_linux_version I already did but grub ...
0
votes
0answers
10 views

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
votes
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 ...
5
votes
1answer
95 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 ("...
0
votes
0answers
16 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 ...
1
vote
1answer
69 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
votes
1answer
32 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
14 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,...
0
votes
1answer
27 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
votes
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 ...
0
votes
0answers
23 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 ...
0
votes
0answers
32 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 ...
0
votes
0answers
10 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 ...
0
votes
0answers
9 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
62 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
vote
0answers
26 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 ...