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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6 views

weird dual boot start issue

so my pc is bust, replacement parts on the way, and im on my laptop. my laptop dual boots ubuntu and windows. so i want into windows, but when i select it via grub, it throws this error. windows ...
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0answers
15 views

Dual booting Windows and Ubuntu Partition

I upgraded my pc from windows 8.1 to windows 10. Now I want to install ubuntu 15.04 alongside windows 10. I loaded into ubuntu installer and chose something else. The problem is I have 3 partitions ...
0
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1answer
11 views

Ubuntu hadn't setup itself for booting

I have recently installed Ubuntu 15.05 on my laptop. The problem is that I can't boot it anyway. Win7 is the only loading OS. But it does not offer choosing an OS for me. Also I can't see and access ...
0
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1answer
46 views

Ubuntu stops loading

everyone. I have recently tried to install Ubuntu Desktop on my laptop. But it wasn't successful, as I had the same problem on every startup. The Ubuntu version I tried to install is 14.04.2 LTS, ...
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1answer
16 views

So I'm switching from Windows 7 to Ubuntu 14.04 and I'm having some problems

I have a LiveCD and a Bootable USB that both have ubuntu 14.04 on it. I used them both on my laptop and they work perfectly fine. But.... They will not work on my desktop. I pop in the disk (or USB) ...
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0answers
6 views

Bootable Win PE USB with extra files

So I'm tying to follow this guide for updating the firmware of an SSD on my laptop. The guide is designed for Windows, but essentially you need to create a bootable USB with WindowsPE, by using the ...
0
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0answers
9 views

accessing GRUB after getting black screen after installation

I'm installing Ubuntu 14.04 LTS on an old macbook pro (2007, version 3.1, Core 2 Duo with nvidia graphics card Geforce 8600 M GT). For the live-version to work, I had to add nomodeset to the ...
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8answers
28k views

12.04 hangs at “checking battery state”

My 12.04 system hangs at "Checking battery state". At this stage, no commands work eg: Ctrl+Alt+f1, or Alt+f5. I ran recovery mode, and ran the following commands: sudo mount -o remount, rw / sudo ...
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1answer
24 views

Configuration for green tty's foreground and boot text after grub menu

I have set up my system (Ubuntu 14.10) for a text boot up. I need to configure my ttys and boot in such a way that it shows green font for boot messages and ttys.Right now, after the grub menu(which ...
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0answers
17 views

Cannot Install/Boot Ubuntu

So this is my first experience/attempt with Linux. I have been trying to install Ubuntu v14.04 on an old MacBook Pro 17" 2.4GHz Intel Core 2 Duo. Each time I try to Live-Boot from the USB, I get an ...
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0answers
24 views

how to remove the only OS ubuntu14, install win8.1

dual win8.1 and ubuntu 14 used well, then I delete the ubuntu partition on disk managerment of win8.1. reboot it. then appears grub and can't enter BIOS, maybe is related to uefi. I accidently choose ...
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0answers
7 views

Systemd boot on 15.04 is extremely slow compared to Upstart

After upgrading from Ubuntu 14.10 to 15.04, my boot time increased dramatically from around 30s to more than ten minutes. The screen stays black for quite a long time, but when waiting long enough I ...
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0answers
12 views

How can I solve this problem “Input signal out of range”?

I installed ubuntu 12.10LTS 64-bit through windows however I see nothing since the screen becomes black and shows this messenge"Input signal out of range". I have read about some solutions but none ...
0
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1answer
16 views

stuck in GNU grub with no OS

Linux novice here however I've been playing around with Ubuntu and ultimately came into a bug in 15.04 and wanted to revert back. I decided to install os-uninstaller to completely wipe ubuntu OS off ...
0
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0answers
36 views

my ubuntu 15 dose not boot on lenovo e440 . unsupported brightness interface

I have lenovo e 440 thinkpad and I'v installed ubuntu 15 on it. every thing worked fine. but know when I power on my laptop ubuntu dose not boot and it says : unsupported brightness interface . what ...
0
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2answers
4k views

Installing Ubuntu from an external hard drive

So I've been trying to install Ubuntu for a while now with no success. I don't have a thumb drive, and my computer doesn't have a CD drive, but I have an external hard drive. I already went through ...
0
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0answers
43 views

Ubuntu 14.04 cannot recognize my windows nor my hard drive which my windows is installed on

I downloaded Ubuntu 14.04 and was working fine with windows 7 along side it. Then I wanted to get rid of Ubuntu so I deleted the partition that Ubuntu was installed on in windows. (There were two ...
0
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2answers
18 views

Lubuntu 15.04 live (with 6gb persistent) don't boot after installing Intel and nvidia drivers

Before I intall them everything was normal. Now pc stuck at blue lubuntu boot screen. I am using 8 gb USB drive to boot My hdd died that's why I'm using USB drive to boot my pc (hdd unplugged) ...
0
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2answers
31 views

Installing Ubuntu on modern laptop

I have see over the last few year that is is getting more difficult to install ubuntu. Usually it is no problem to boot from USB (CD's is obsolete anyway) But booting from USB on these machines is ...
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2answers
5k 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
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0answers
18 views

Ubuntu 14.04.3 liveUSB freeze on loading

I bought an MSI PE70-2QD gaming laptop with an nVidia GeForce 950M onboard. I tried installing Ubuntu from a USB stick, but the installation froze after 5-7 sec. USB stick flashed every so often, but ...
1
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2answers
6k views

How do I open the boot menu?

I want to uninstall 12.04 and install Ubuntu 13.04 instead. When I was installing Ubuntu 12.04 from Windows 7 opened the boot menu F12. I have read that on Ubuntu to enter the boot menu I have to ...
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0answers
10 views

Installing on a new asus laptop with windows 8.1

First of all Thanks to you all in Ubuntu. I have been/my company have been using Ubuntu since 2006 (before debian/hp/sun) And it has always been very easy to install Ubuntu on a work station or ...
0
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0answers
12 views

Unable to install Grub2 on any drive

Installing Ubuntu-Mate Desktop Amd64 15.04 (same problem with Ubuntu Desktop Amd64 14.10) for the first time, on Dell Studio XPS. Only let me choose an external (USB) hard drive; install partitioned ...
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0answers
12 views

Unetbootin error

I'm using Ubuntu 10.04 and I have downloaded Windows 7 Ultimate .iso file in my PC. I Want to install it through a usb. But Unetbootin gives me an error saying the usb is not mounted etc etc.. but ...
0
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0answers
11 views

Portable biolinux not booting in Dell inspiron 3000

I have been trying to install a portable bio-linux OS on external hdd. I have followed the instructions given for portable ubuntu/bilinux installation which has been sucessful and also made sure the ...
0
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2answers
29 views

Gave up waiting for root device. Fresh Install Ubuntu 14.04.3 LTS

I really hope somebody can help me. I have a Lenovo Y580 with a 16GB msata and a 1TB HDD. My goal is to mount the root filesystem on the msata drive (os, apps, and boot) for good load times and mount ...
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0answers
13 views

How to make a bootable Windows 7 USB in Ubuntu?

I'm using Linux and I have an .iso image of Windows 7 Ultimate saved in my PC. How do I make a Bootable Windows USB in Ubuntu 10.04? Please help.
0
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1answer
30 views

deleted files from boot, now can't install anything

I deleted some old kernel files from the boot partition, to try and free up some space, only to find out 5 minutes later that I should have used janitor or other appropriate program. Now I get the ...
0
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0answers
24 views

Can I mount an encrypted /home directory with automatic login?

I'm trying to encrypt some files in Ubuntu server 14.04 so that if someone boots off a live CD that can't just read the files. However I also want the server to auto-login into a whiptail menu which ...
1
vote
0answers
16 views

overwritten some files and folder in root partition

while i was trying to use UNetbootin to create a live USB for Ubuntu i accidentally hit enter while the root partition was selected and not the USB drive , so UNetbootin extracted the "iso" content ...
0
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0answers
13 views

Reinstall GRUB to partition?

Recently my BCD corrupted, so I reinitialised it from a LiveUSB, and added my Ubuntu partition back to it. Unfortunately the kernel isn't loading, so I thought to reinstall GRUB. The results below ...
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0answers
5 views

My AP service is running some seconds then stops

I did this till the issue: made a script running a Wifi Hotstop :: works ok made a service "WifiHotspot" and put it in /etc/init.d added it for boot launch: update-rc.d WifiHostpot defaults 95 ...
1
vote
1answer
28 views

Install Ubuntu Mate on Raid 1

I wanna install ubuntu mate desktop 14.04 LTS on Raid 1 - preferably with LVM and Encryption. tha farthest i got so far is. booting live system installing mdadm, creating a raid starting ...
1
vote
1answer
202 views

How to install Ubuntu 14.04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system?

I have a computer with dual SSDs and Win (7) pre-installed on another disk. The pre-installation uses (U)EFI/GPT boot. I want to install Ubuntu 14.04 64-bit desktop on a RAID1 root partition on my ...
0
votes
1answer
3k views

ubuntu 14.04 Grub Rescue error

So I installed linux (ubuntu) yesterday on a fresh hdd with a disk. It worked fine till today when it froze after I had had it in sleep mode and I had to turn it off and on again to be greeted with a ...
0
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0answers
11 views

Cannot boot ubuntu 15.04 using sony VAIO with win 8.1 pre installed

I am new to Linux and I am recent trying to install 64-bit ubuntu 15.04 into my sony VAIO S series laptop (SVS13125CGP)with windows 8.1 pre-installed to make it a dual-boot laptop. I have tried the ...
11
votes
5answers
2k views

Ubuntu 15.04 flashes log-in screen then black

A few weeks ago, I built a desktop and installed Ubuntu 15.04 and have been battling with it ever since. There seems to be an issue with the compatibility of the NVIDIA drivers and Ubuntu. (After ...
0
votes
0answers
7 views

Can not choose Mac OS mavericks because rEFIt menu not appearing.

I recently ran software updater on Ubuntu 14.04. I rebooted for the changes to take place but this time, while starting up, I was directly taken to the Ubuntu Grub loader. Before the running software ...
0
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0answers
9 views

Newly installed system won't boot, how to disable k10temp from GRUB2?

I just installed Ubuntu GNOME (via the minimal install, as no other Live CDs would boot) on a desktop computer which has an AMD Triple-code Phenom 8450 processor. The issue is, that after one reboot ...
0
votes
1answer
40 views

How can I dual-boot Windows 10 and Ubuntu on a UEFI HP notebook?

I've got an HP Pavilion Touchsmart notebook that came with Windows 8. I've upgraded to 8.1, and now I want to dual-boot an Ubuntu distribution with Windows 10. When dual-booting with Windows 8.1, the ...
0
votes
1answer
17 views

System is loading about 10 min. What is comming on?

System loading take about 5-10min. Digging logs I saw: 355.672013] usb 1-2: new high-speed USB device number 20 using ehci-pci 356.012011] usb 1-2: new high-speed USB device number 21 using ...
0
votes
0answers
12 views

Tried Installing 12.04.5 LTS

Tried Installing 12.04.5 LTS, but after reboot I get the options to Intall, Try without Installing. I attempted boot-repair and no avail paste.ubuntu.com/12209015
0
votes
1answer
103 views

'Upgraded' to Windows 10 on dual boot, and can't boot to Ubuntu partition

I recently updated my windows 7 to 10, and destroyed grub in the process. I ran Boot-Repair on a live CD and managed to get the Windows Partition back. However grub still doesn't come up for me. The ...
0
votes
3answers
31 views

How to install Windows(8.1/10) when Ubuntu 14.04 is installed?

I want to install windows operating system on my laptop (originally came with windows, but deleted it because Ubuntu is better for me, but now I have to use Windows, because of my studies). Few days ...
73
votes
2answers
55k views

Why this occurs error: Diskfilter writes are not supported

This message occurs when leaving the Grub menu and before the Ubuntu splash screen. How do I fix the problem to clear the message? And what doe is it mean? error: Diskfilter writes are not ...
0
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0answers
105 views

acpi pcc probe failed

The "acpi pcc probe failed" problem when booting Ubuntu 15.04 is still causing me problem. I have tried with "nomodeset" but with the same result. As I'm not able to launch the shell I don't know how ...
0
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0answers
18 views

Server hangs on “Reaching Targeted Sound Card”

Running Ubuntu Server 15.04, and just after updating Plex, it hangs on this. It also said there was an update to do before I restarted. Is it safe to restart? And what could I do to fix this?. Thanks
0
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0answers
24 views

Dell Inspiron 7737 goes to black screen when opened. But not when restarted

So I recently became disillusioned with Windows 10 (froze in the middle of updating my GPU driver, then corrupted the SSD) and installed the latest version of Ubuntu. My current problem is that when ...
0
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0answers
51 views

14.04 Freezes during startup

I have a Lenovo Ideapad Z710 running Ubuntu 14.04. It has an nvidia geforce gt 750M. I started having trouble when I tried to install CUDA and played around with the nvidia drivers. Now, whenever I ...