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0
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1answer
49 views

Changing Default Grub Menu, Not Default OS

My question is in regards to changing my default GRUB bootoader. Not the boot order, font, image, etc. I have successfully triple booted both of my laptops. Their default OS's were both Windows 8.1, ...
0
votes
1answer
32 views

How to make a UEFI compatble ISO with grub-mkrescue?

I have been following this guide to produce a customized version of Ubuntu. As of now, the structure of the CD is complete. I just have to generate a bootable ISO image with the command: sudo ...
0
votes
0answers
20 views

How to get EFI for 32 bit instalation

I have a tablet with intel atom cpu and can't boot 32 bit ISO image in it. I heard that developers don't want to develop this but I wonder what is the challenge on doing so. I tried disabling secure ...
1
vote
1answer
20 views

“Fixing Grub” in single boot installation process

I installed Ubuntu 14.04.02 on my 2011 Macbook Pro following the instructions at this page. After the installation completed, the impulse to play with my new toy rushed over me and I took a little ...
-1
votes
1answer
70 views

“GRUB installation failed” What do I do?

I'm trying to install Ubuntu Studio version 14.04.2 (alongside my Windows 8). Everything seems to go fine during the installation until at some point this message pops up: GRUB installation failed ...
0
votes
1answer
107 views

error symbol 'grub_term_highlight_color' not found

My dual boot Ubuntu/Windows installation on a Samsung Series 7 laptop is suddenly broken, I do not know why. I have not made an update, and the laptop was not even connected to the internet when it ...
0
votes
1answer
49 views

Problem in booting from new installation of Ubuntu 14.04 to a new ssd Hard disk

I try a lot of times to install Ubuntu 14.04 toy a new disk in my desktop. But grub never worked. After reboot always goes to rescue grub command line with the message can “open” the disk see image 1. ...
0
votes
2answers
136 views

Standalone Grub2 EFI installation - grub.cfg placement?

I'm trying to use Grub2 as the boot manager on an EFI system in standalone mode. (The only persistent harddisk has OS X on it; Linux and Windows drives may or may not be present at times, hence the ...
1
vote
2answers
106 views

What should I do as apt-get wants to remove grub-efi-amd64-signed

I'm on 15.04 and latest upgrade shows grub-efi-amd64-signed as "to be removed" (along with upgrading grub-common, grub-efi-amd64, grub-efi-amd64-bin and grub2-common) I'm using EFI secure boot, so I ...
1
vote
0answers
47 views

windows 8.1 won't let me boot using Ubuntu

I have a Lenovo laptop that came pre-installed with Windows 8. I have tried both desktop versions of Ubuntu, and I get the same result. Upon restarting mt laptop I get a start screen called 'windows ...
2
votes
2answers
57 views

How do I install for a Mac while the Mac's hard drive is in a PC?

Host = HP Pavilion i7 q 820 Target = Macbook Pro 6,2 Basically I have the drive partitioned for swap and boot, with the ISO already copied to the drive, how can I install grub for that target from ...
0
votes
2answers
28 views

Should grub be removed before reinstalling Ubuntu?

I once installed Ubuntu alongside Windows 8. I then removed Ubuntu by formatting the partition. Ubuntu was gone but the grub remained. Should I remove grub before installing Ubuntu again?
1
vote
2answers
231 views

rEFInd showing 3 ubuntu .efi instead of 2

This is not really a problem, though I am just curious to why do I suddenly see 3 ubuntu, instead of the usual 2. It should be grub64.efi and shim64.efi. Though now it is grub64.efi, ...
1
vote
1answer
61 views

Problems with refind on MBP

I'm running ubuntu on my late 2013 MBPr and dumb decisions have me in a pickle. A while ago I had a triple boot system, but problems with OSX made me more reliant on Ubuntu, and recently I've been ...
5
votes
2answers
107 views

How do I install two independent Ubuntu installations on a single hard drive with UEFI?

For security reasons I would like to install a secondary completely independent operating system on a single-hard-drive computer using UEFI. Both installations should be able using different LUKS ...
0
votes
0answers
45 views

cannot boot to login screen

I am unable to reach the login screen after booting. It keeps showing the progress bar. I have a dual boot of Windows 8 and Ubuntu 14.04.2 LTS. It worked fine yesterday. Today I removed some packages ...
0
votes
1answer
21 views

Magnetic Link of 64bits are incorect? [closed]

Recently I download for one of your torrents download option a 64bits copy of Ubuntu 14.04.2: ...
0
votes
1answer
249 views

Issues dual booting Ubuntu 14.04 and Windows 8 on Lenovo z50-70

I've attempted unsuccessfully several times to install Ubuntu alongside Windows on my new laptop. Initially Ubuntu 14.04 did install, but I was unable to boot it, after trying various things. I ...
2
votes
2answers
125 views

Grub loader always takes 10 seconds

The default grub loader is always runing 10 second countdown before launching Ubuntu 14.04. This is how it looks in etc/default/grub: GRUB_DEFAULT=0 #GRUB_HIDDEN_TIMEOUT=0 ...
0
votes
0answers
204 views

Ubuntu 14.04 LTS + Mac: Pure EFI Boot with BURG

I installed Ubuntu 14.04 LTS to my Macbook pro using as described in following article: UBUNTU + MAC: PURE EFI BOOT. So, now I want to replace grub2 with burg. I installed it using apt-get, and I ...
0
votes
0answers
78 views

Windows 8 remove grub after booting

I'had Windows 8 installed on a SSD with 2 other Hard Drive, I intalled Ubuntu on the SSd (~15Go partition) and the Grub just worked fine, I could run Ubuntu and after a reboot I run windows8. But ...
0
votes
1answer
100 views

Dualboot Windows 8.1/Ubuntu 14.04 No Windows Bootloader on grub2

So, I had Windows 8.1 and Ubuntu running fine on my laptop until Ubuntu updated to 14.10, after that Ubuntu could not load, just a Purple Screen and a Blinking CapsLock Key, so I booted into Windows ...
0
votes
0answers
39 views

Troubleshooting Dual Boot: No results from boot-repair

sorry to post another one of these, but I cannot for the life of me get this dual boot to work. I am using a Sony VAIO S, which has Insyde H20. I have no issue booting from a disc or usb, but I cannot ...
0
votes
1answer
70 views

Visualizing linux GPT partition (EFI) from Windows Host

I created a rescue grub.iso using the following script. This code worked for me when I using Windows 7, Ubuntu 12, MBR: #!/bin/sh set -e wk_dir=$(mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") mkdir -p ...
0
votes
1answer
40 views

Boot in UEFI mode

I have ubuntu 14.10 installed on a pendrive in legacy mode. I can use it to boot my desktop and tablet in legacy mode, but not UEFI. Is there any way to make it bootable in UEFI mode? For example, ...
0
votes
2answers
161 views

Install Ubuntu on UEFI without Windows or Boot Loader

I have a Gateway netbook that has already been fully wiped with nothing on the hard drive. There is no Legacy option in bios and the only thing I can boot from the USB is a Gparted disk utilizing ...
0
votes
2answers
60 views

GRUB not showing on cold boot but on warm boot

I have a dual boot between Windows 8 + Ubuntu 14.04 (UEFI), but what is happening now is I am booted directly to windows when I first start my computer or restart from Ubuntu. I can see my grub only ...
0
votes
1answer
116 views

grub.efi doesn't boot but shim.efi does

I have dual boot(Ubuntu 14.10 with windows8.1) I had got grub rescue>unknown file system and I used boot-repair to solve it. I removed the grub files and boot-repair gave some codes that I ran on ...
2
votes
0answers
234 views

Lenovo onekey stuck in GRUB

I have a Lenovo g50-45 with onekey recovery with Windows 8.1 pre-installed. I dual booted with Ubuntu. Then I uninstalled Ubuntu. then tried to reinstall with USB using onekey. I got this screen: ...
0
votes
1answer
45 views

Booting ubuntu directly [duplicate]

I have installed Ubuntu alongside windows but the problem is I am unable to get the dual boot screen where we have the windows boot loader listed, instead of that the computer directly boots into ...
1
vote
1answer
382 views

Dist-upgrade in Ubuntu 14.10 tries to remove grub-efi-amd64

A recent security (?) update in 14.10 Utopic Unicorn caused "apt-get dist-upgrade" in Ubuntu 14.10 to try to remove package "grub-efi-amd64", and replace it with package "grub-pc". I use grub-efi to ...
1
vote
1answer
75 views

How to boot Ubuntu after removing Windows on UEFI system

After previously dualbooting Ubuntu 14.04 lts with Windows 8.1, I finally bid my farewells to windows and wanted to make a complete switch to linux. I decided to upgrade to Ubuntu 14.10 as there frame ...
1
vote
1answer
253 views

Restore /boot/efi

Recently I apparently corrupted my /boot/efi partition, I got according error messages at boot and a manual console to remount it. I tried to reformat it (mkfs.vfat 32), reinstalled grub ...
0
votes
0answers
51 views

Dual boot windows 8.1 and ubuntu 14.0 problem

I have windows 8.1 pre-installed.Then I have installed Ubuntu 14.0 Firstly in grub,windows 8 was not shown.Then I have updated GRUB and it shows the windows 8 but whenever I try to launch it.It gives ...
0
votes
3answers
54 views

How do I update Ubuntu in a UEFI-based Windows 8 dual boot

I got Windows 8 and Ubuntu 14.04 dual booted on my system, and I want to update Ubuntu in the future (not now). How do I do it on UEFI hardware? I got a Gateway SX2110G-UW318 PC. Help? :\
1
vote
2answers
651 views

Mac Mini late 2012 14.10 Server won't boot after install

I have installed (and reinstalled multiple times) Ubuntu Server 14.10 on a Mac Mini 6,2 (late 2012). The install media is a USB drive. The computer is connected to the internet through ethernet ...
0
votes
1answer
483 views

GRUB Bootloader not loading with Software RAID1 on Fresh 14.04 Server Install

I've looked at all of the forums, and tried doing multiple fresh installs and continue getting the error "Unable to install GRUB in /dev/mdx - This is a fatal error" My current setup is 2 2T drives, ...
2
votes
0answers
712 views

how to enable secure boot after the installation

Kubuntu 14.04 64bit on a MS-DOS (MBR) type HDD (sda4) Kubuntu 14.10 64bit on a GPT type HDD (sdb5) Windows 8.1 64bit on a GPT type HDD (sda3) these are my installed OSes, both kubuntu installations ...
0
votes
1answer
69 views

Ubuntu not Booting ,GRUB screen not disappearing

while installing Ubuntu, I choose the first option(erase disk and install Ubuntu). After the installation is complete I reboot my machine and what I got is a purple screen (I think the purple color is ...
0
votes
3answers
94 views

problem with boot, grub-repair not help

Hello i want install ubunntu 14.10 (64biit) i already have orginal windows 8.1. I turn off secureboot in bios, and fastboot in windows. Installation ubuntu is no problem but i don't see grub after ...
0
votes
0answers
191 views

GRUB Removal UEFI

I have a UEFI Windows 8 laptop. I had installed Ubuntu on it. I later removed Ubuntu by deleting Ubuntu partitions from Disk Manager in Windows 8.1. But the GRUB has still not been deleted. I had to ...
1
vote
1answer
563 views

How to make update-grub recognize zfs datasets as root in /etc/fstab and add minimal set of zfs options?

I'm having trouble to find out how to make update-grub of grub-efi 2.02~beta2-9ubuntu1 recognize the specification of a ZFS dataset as root device in /etc/fstab and conditionally add a minimal set of ...
1
vote
1answer
111 views

Two copies of Ubuntu loader detected by Boot Manager

I have Windows 8 and Ubuntu on my system. I recently upgraded from Ubuntu 13.04 to 14.04, and ran Boot Repair in order to make the GRUB the default loader. However, it failed to achieve what I wanted, ...
0
votes
1answer
276 views

Cannot repair grub using, boot-repair fails without reason

It just shows that error happened and gives link for log: http://paste.ubuntu.com/8585646/ Tried to disable/enable WinEFI backup, putting boot in Legacy and UEFI mode. In UEFI mode not worked at all ...
0
votes
0answers
25 views

Awkward Dual Boot Problems

I had Ubuntu installed alongside with windows 8.1 using Luis Alvarado's answer. It worked for several days fine (grub was appearing) but yesterday I changed some setting regarding power in ...
0
votes
2answers
174 views

after installing second distro, seperate grub2 installs

I was googling a lot, but couldn't really find any solution. I installed Kubuntu 14.04 (sda2) with seperate home partition (sda4) in EFI mode. Then I decided to install a second distro (Ubuntu Studio ...
0
votes
1answer
177 views

Stuck on GRUB repair in Ubuntu 13.10 Windows 8.1 dual boot [closed]

I am trying Ubuntu 13.10 Windows 8.1 dual boot. I'm done installing Ubuntu but stuck on boot repair. On booting from the boot repair disk, it shows two options in the boot menu: 1.EFI Device which is ...
0
votes
2answers
1k views

How Can I Get GRUB to Work After Restoring Deleted EFI Partition?

First time posting here for help. So Friday night I was playing around with GParted and accidentally deleted several partitions. One of the was an unnamed. After doing this, I restarted and I was ...
1
vote
1answer
2k views

Boot-repair error on dual boot system with Ubuntu 14.04 and Windows 7

I have a laptop with both Windows 7 and Ubuntu 14.04 installed. Both OS were installed on UEFI mode and are 64 bits. Ubuntu 14 was installed using the upgrade option from Ubuntu 13.10. After the ...
0
votes
1answer
427 views

Problem understanding a grub.cfg line with search.fs_uuid

while learing and adjusting my boot setup, I am stuck unterstanding this content in my grub.cfg on the EFI patition of my drive: search.fs_uuid <uuid> root hd8,gpt5 set ...