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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0
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2answers
46 views

Ubuntu booting to black screen after selecting install

I want to install Ubuntu 16.04 on my laptop, it boots fine to the GUI part where you select the installation option, but when I select the option to install, it just boots to a black screen and ...
1
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0answers
27 views

I can't install (boot-repair) on my Unbunt 12.04 LiveCD

I had a Linux Mint 17 on my PC. Then I installed Windows 10. I lost the Grub. While recovering it I've used the following steps: Got my Ubuntu 12.04 LiveCD [Because I've lost my Linux Mint 17 LiveCD]...
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0answers
19 views

desktop guest account won't work

Please can anyone tell me how to get my Guest user account to work now I have updated to Ubuntu 15.10 Wily Werewolf (desktop 32-bit version)? I can still log in as myself with a password but to try ...
0
votes
1answer
40 views

14.04.3 LTS + xenial kernel upgrade + nvme SSD - won't boot

I have a 14.04.3 LTS system that won't boot after upgrading to 4.4.0-24 kernel (xenial kernel image packages). It has an NVME SSD, and with the 4.4 series kernel, it can't seem to see the NVME. The ...
0
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0answers
24 views

Hard drive partitions does not accesible or detect atter installing ubuntu instead of windows 10

Previously I used windoes 10 on my laptop.I formated the C: drive and installed ubuntu without formating other partitions. But now it does not show other partitions.Even I can't boot any other OS ...
0
votes
1answer
97 views

Won't boot (drop to busybox) after kernel upgrade (with encrypted disks)

I have two systems - a 14.04.03 LTS and 16.04 LTS, both of which are not booting after recent kernel upgrades. Any help would be appreciated - I'm no expert, but it seems to me like the new kernel ...
0
votes
1answer
29 views

Some boot-up services

I am trying to increase my boot-up speed on my 16.4 Ubuntu and would like to consult someone if removing some boot-up services is a smart idea, for i am unsure if there are consequences i am not aware ...
-1
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0answers
22 views

Failing to boot from USB Stick on Lenovo E330

Ahead thanks for any helpful answer which might occur. I need to install Windows in order to use a certain program, once I will have installed it I intend to install Ubuntu next to Windows since it's ...
0
votes
1answer
16 views

Stuck at GRUB after PXE Boot-System

I installed ubuntu 16.04 on a headless server, it goes to the PXE Boot-system screen of my provider, starts local boot by default then I'm stuck at a GRUB command, but I cannot type anything. When I'm ...
1
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0answers
58 views

ALERT ! UUID- does not exist. Dropping to a shell [duplicate]

I have got problem in Ubuntu 16.04. My system has 2 drives with RAID 1. I tried all that I found but didn't work. I matched the /etc/fstab and /boot/grub/menu.lst file with both /dev/md126 also ...
0
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2answers
40 views

Black screen, no access to terminal - should I just reinstall ubuntu

Yesterday I downloaded the recommended updates. I then downloaded Minecraft, which meant downloading a Java package and changing a Nvidia setting. As per instructions I performed a shutdown/startup on ...
1
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0answers
11 views

Is there a modern equivalent to e4rat?

I used to use e4rat to improve boot speed to great effect. However, lately, I've noticed that Ubuntu isn't starting e4rat properly, and its effect has diminished, vanished, in fact. In light of this, ...
0
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0answers
59 views

Ubuntu 16.04 won't boot after latest update

After the latest update ca June, 14th 2016 my PC would hang on boot, only purple screen visible. When trying to boot in recovery mode the message "Loading initial ramdisk" is displayed and the systems ...
1
vote
0answers
35 views

'System program problem' and generally broken Ubuntu, unable to access files, etc

Today, Ubuntu crashed, and everything's gone wrong. I shut down my computer like usual, the proper way, but it just froze on my desktop background, and nothing else. I finally decided the only way to ...
0
votes
1answer
23 views

Ubuntu randomly freezes when I press certain keys

This is a weird issue I'm facing recently. I installed Ubuntu 16.04 on my laptop (Acer E 15 E5-571G-51XR) and it was doing pretty fine until a weird issue popped up roughly 3 weeks later. Whenever I ...
1
vote
1answer
66 views

How to hide grub unless key is pressed?

I have 2 OSs Windows 8 and Kubuntu 16.04. Kubuntu is my primary OS. I would like my laptop to boot directly into Kubuntu, unless I press SHIFT key during boot to make Grub menu visible. Again. I want ...
0
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0answers
43 views

Boot-Repair: “core.img can not be found”

Upon installation of Ubuntu 16.04, and two reboots, my computer fails to boot into Ubuntu. It gives me the message "Reboot and select proper boot device or insert boot media in selected device and ...
0
votes
1answer
58 views

how to transfer hard drive from on pc to another, HDD contains grub (dual boot win10 and ubuntu gnome)

I need to transfer my SSD that has dual boot Windows 10 and Ubuntu Gnome 3 to my secondary PC. I tried to simply take the disk out and put it in that secondary pc but than I'm having problem loading ...
0
votes
1answer
111 views

suspension problem on ubuntu 16.04 LTS

I have a dual booted laptop with windows 7 home. I was able to perform suspension on my previous version of ubuntu 14.04 LTS, but eversince I have upgraded to 16.04 LTS, I am not able to suspend my ...
0
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0answers
11 views

Ubuntu cannot boot through logical UEFI partition. But boots fine through primary partition on external drive

recently I installed Ubuntu on UEFI mode to see how it boots. I however, could not get it to boot through UEFI on a Logical EFI (a small FAT32 partition with the boot flag on) partition on the HDD. In ...
0
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0answers
24 views

Recover My Windows partitions ,data and operating system(windows 10) from live USB Ubuntu 14.04 LTS on my GPT(UEFI) kind of HP Notebook

Please solve my problem. Originally I had windows 10 with 4 drives (C: D: E: F:). Now after trying to install Ubuntu I have only a single partition of 930 GB and I am unable to see my data in it. I ...
1
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0answers
26 views

Installed Xenial on Mac Mini mid-2011. No options in EFI boot menu

The install went well. I've had to download b43updated.zip with firmware for the wireless network card, otherwise it's fine except for one other issue: Ubuntu boots Alt during boot doesn't show ...
3
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0answers
94 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 ...
1
vote
1answer
28 views

What is the best way to restart NFS service after reboot?

I export my shares by using host names like: /export myubuntupc(rw,...) mywindowspc(ro,...) After boot up exportfs fails to resolve host name until I restart nfs-kernel-server manually. This ...
0
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2answers
61 views

Ubuntu not booting UEFI

I have windows 10 installed and I have just installed Ubuntu. When installing I chose the "install alongside Windows boot manager" option and everything seems to install fine. No errors. But there is ...
0
votes
1answer
9 views

Only load ubuntu bootloader sometimes [duplicate]

I have a win10 and ubuntu 16.04 dual boot setup. However I mostly use win10 and only use ubuntu for certain tasks. Is there anyway to suppress the ubuntu bootloader when starting up and only bring ...
-1
votes
2answers
38 views

Boot partition filling up: Is this a bug in Ubuntu?

I keep running into the issue of the /boot partition filling up with old kernel images, which causes obscure errors during upgrades (but now I know what they are...). Note that I already know how to ...
0
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0answers
41 views

Boot repair does not work

Grub does not appears after I used boot repair. The only message that appears is minimal BASH-like... I don`t know what to do anymore! http://paste2.org/bH7gAAIe
0
votes
2answers
54 views

installing ubuntu and starting windows isn't in boot option

I didn't installing ubuntu alongside my windows7. I have windows7 installed in my ssd and ubuntu in another. Right before I install ubuntu, I unplugged all my other hdd. 1st because it the ubuntu ...
0
votes
1answer
39 views

Ubuntu installer freezes while installing grub2

I am trying to install Ubuntu desktop on my pc. During the installation, the installer freezes when installing the grub2 package. I have retried several times and it gets stuck in the same spot every ...
0
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0answers
31 views

Multiple active partitions error while booting full Ubuntu from USB on different computers

I followed exactly everything listed in this guide to install complete Ubuntu onto my 32gb USB Install Ubuntu directly to USB Then I restart my laptop, pressed F12 and I see another option named "...
0
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2answers
37 views

Ubuntu messed up my Windows 10 boot

I booted a Ubuntu 16.04 Live USB and installed onto an external HDD. In the partitioning step I had it install grub to the external HDD, not my internal Windows 10 HDD. But when I rebooted the ...
0
votes
2answers
79 views

Suddenly unable to start 16.04, even after reinstall

I'm having a bad day. This morning my 16.04 refused to start. I go through the Grub loader, choose Ubuntu (I have dual boot with Windows 10). I reach the Ubuntu splash screen with the colored dots, ...
1
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0answers
180 views

Ubuntu Kernel problem

I'm having troubles to boot my fresh Ubuntu 16 installation. Installed kernels: 4.4.0.24-generic 4.4.0.22-generic 4.4.0.21-generic Here are the results when booting from any of these kernels: ...
2
votes
0answers
74 views

New Installation Boots to Black Screen

I recently installed Xubuntu 16.04 LTS on my HP Pavilion. Unfortunately, after installing and restarting it immediately boots to a black screen. Hardware specs are as follows: CPU: A4 3300m GPU: ...
1
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0answers
23 views

How to configure a preboot execution environment in ubuntu 14.04? [duplicate]

I want to configure a ubuntu linux system to act as a preboot execution environment that serves multiple clients to access the boot images from pxe and boot into network. How to configure the ubuntu ...
1
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0answers
39 views

ALERT! /dev/mapper/edbunto--g-root does not exist Error. Dropping to a Shell! [duplicate]

So I am stupidly new to Linux, like I wasn't even the one who installed it unto my computer. I'm am using Ubuntu as the Linux software and I was tinkering around when I found something called Disk ...
0
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0answers
40 views

Grub 2 install error: grub-install: error: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist.

I am trying to install grub2 from a live CD of lubuntu 16.04, I am following this tutorial, after I mounted the /dev/sda1 in the mnt folder using this commands sudo mount /dev/sda1 /mnt sudo mount /...
0
votes
0answers
12 views

How can I make GRUB legacy (v. 0.97) find the BIOS drive for my Ubuntu 14.04 partition?

I am trying to downgrade from GRUB2 to GRUB legacy (version 0.97) in Ubuntu 14.04 LTS so that I can chainload from GRUB to VeraCrypt (which I am using to encrypt my Windows 7 partition). After ...
2
votes
0answers
49 views

Problems installing Windows 10 after Ubuntu

I know that the recommended way of dual-booting is Windows first, Ubuntu second but when I purchased my computer, I got fed up with Windows' crap way faster than I expected so I impulsively clean ...
0
votes
0answers
40 views

Slow boot after update, XHCI_HCD problems

I updated to 16.04 the other day and my boot time has gotten really slow. I am dual booting on a Macbook Pro using rEFInd. Judging from the dmesg output I think this is a problem with the xhci_hcd ...
0
votes
0answers
57 views

Why does Ubuntu 15.10 take so long to boot?

dmesg [ 65.639990] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 79.261370] Bluetooth: RFCOMM TTY layer initialized [ 79.261378] Bluetooth: RFCOMM socket layer initialized ...
1
vote
1answer
69 views

Dual boot Ubuntu and Windows 10 with GPT

I am having a problem when I'm going to install Ubuntu 16.04. At the beginning of the installation process an error message appear telling me that I don't have enough space on my disk, these are a ...
0
votes
0answers
18 views

an error occurred while mounting /mnt/wwn-0x50014800000000 [closed]

Hi there I was hoping someone can help , this occurred after trying to fix 14.04 updates that said repository failed ... I am sure its a simple fix to remove this msg and let the computer boot as ...
0
votes
1answer
81 views

Ubuntu 16.04 Boot Error

I have these errors while booting and it takes about 2-3 min to launch Ubuntu 16.04. [sde] No Caching mode page found [sde] Assuming drive cache: write through lvmetad is not active yet, using direct ...
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0answers
30 views

NAS won't mount at boot but will mount with mount command after boot

NAS won't auto-mount at boot - no answers CIFS FSTAB won't start at boot and mount -a doesn't work as expected - not related, sudo mount -a works for me CIFS mount through fstab not ...