Questions tagged [boot]

Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

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Do I need to unplug all other drives before installing Ubuntu on a separate new drive?

I bought a completely new drive (Kingston A2000 ssd) and I want to install Ubuntu on it. Is it recommended to remove my current drives before installation? I currently have 1 ssd for windows and a ...
Hilkjh's user avatar
  • 13
2 votes
1 answer
677 views

Ubuntu 19.10 Drops Into Grub2 Command Line After update-grub On ZFS Rootfs

NOTE: Yes, I know I should have taken a snapshot of bpool. This would have solved this whole problem, but I forgot to do this. I installed Ubuntu 19.10 as a clean install with ZFS on a whole hard ...
Frederick Ollinger's user avatar
0 votes
1 answer
132 views

Can't Shrink Ubuntu lvm2 Partition to Dual Boot

My laptop has a 256 GB SSD that I installed Ubuntu onto when I got it. I guess I encrypted the drive and made it an lvm2. I don't know what that means but when I try to shrink it, it only allows me ...
Arroza's user avatar
  • 1
0 votes
1 answer
6k views

"Missing Operating System" when booting with "Live USB"

I'm trying to create a live Ubuntu OS on a 512gb SSD (mSATA drive inserted into a USB-interface housing). I've tried to create the live USB using several software (Universal USB Installer; Unetbootin) ...
matohak's user avatar
  • 271
3 votes
1 answer
13k views

How to I make a program start on boot (no gui)

I am currently trying to set up a Minecraft for me and the boys to mess around on. something I want to do is find a way to make the server software automatically start when it boots in case something ...
JammerHammer's user avatar
0 votes
2 answers
3k views

Unable to mount Windows 10 partition; it “is in an unsafe state” (don't want to disable fast start)

Error mounting /dev/sdb1 at /media/xxx/6C0AAD330AACFAEA: Command-line `mount -t "ntfs" -o "uhelper=udisks2,nodev,nosuid,uid=1000,gid=1000" "/dev/sdb1" "/media/xxx/6C0AAD330AACFAEA"' exited with non-...
user4918159's user avatar
3 votes
2 answers
17k views

/dev/sda2: clean, ***/*** files, ***/*** blocks [duplicate]

My LG gram 15 laptop runs Ubuntu 16.04. When I was running both Makefile and gradle simultaneously, it was getting slower and slower, and finally it froze, so, I rebooted my laptop. Then it started to ...
hyounjun kim's user avatar
0 votes
0 answers
89 views

Unable to start Ubuntu system

When I want try to start my laptop, it's showing a black screen with this message. UBUNTU: clean, 1078873/7446528 files, 28320873/29755648 blocks
Supriya Chanda's user avatar
0 votes
1 answer
922 views

Boot SOMETIMES stuck in the grub

Grub Fail My ubuntu has been booting like this since the first install but after some 20 seconds of shenanigan, it booted to system. But lately I stuck at this particular loading thing. Tried ...
ThePilot's user avatar
1 vote
0 answers
2k views

/dev/mapper/ubuntu--vg-root does not exist, tried all the usual fixes

Sorry about the screenshot but it captures my problem. Ubuntu 19.10 encrypted LVM2 setup I have followed all the guides I could find. Checked rootdelay, /proc/modules exists, did cryptsetup ...
Olddave's user avatar
  • 131
0 votes
1 answer
1k views

Is xubuntu installation taking too long?

So here is the problem. I have a packard bell desktop that had windows 8 installed but not really working. Long story short: I was installing xubuntu 18.04 when electricity went down. When I was able ...
gabt's user avatar
  • 101
1 vote
1 answer
172 views

Kubuntu freezes whenever I boot my laptop on battery. Why?

I have installed Kubuntu(v19.10) and since the first day, I'm facing this really annoying bug which freezes up my laptop(ASUS FX505DT). The issue I face this bug whenever I boot my laptop on ...
Utkarsh Verma's user avatar
1 vote
2 answers
7k views

No bootable device on single boot ubuntu for Acer Aspire ES14

I had Windows 10 on my Acer aspire ES14 (1T hdd, 4Gig RAM, Intel celeron N3350), but due to the latest update, it created a conflict where the update would happen, but not complete, and that would ...
Paul Jacobus's user avatar
0 votes
2 answers
4k views

Dual boot with2 SSDs, where do I install the bootloader?

I'm setting up a dual boot system on a brand new Windows 10 gaming laptop. It has 2 x 500GB SSDs (C: & D:), so I'll be installing Ubuntu on drive D:, which is empty. Where should I install the ...
travsformation's user avatar
3 votes
2 answers
3k views

Black screen on boot, but boot works [duplicate]

Sometimes, when booting, I get: grub ubuntu purple background Grey backlit screen Black screen And nothing else. It does seem that Ubuntu is correctly booted. To fix the issue, I can put the ...
Luke Marlin's user avatar
0 votes
1 answer
424 views

Set path environment variable in Ubuntu [duplicate]

By mistake, I changed the path environment variable in Ubuntu. Now when I turned my pc on, the login screen is coming and after entering my password and pressing enter, the screen goes away for a ...
Dpk Baba's user avatar
0 votes
1 answer
537 views

Problem booting from USB w/ Lenovo E495 [duplicate]

Just got this new laptop and am trying to remove windows and replace with Ubunut 18.04. While doing the setup the installer crashed and now the laptop cannot load into Windows. If I put the bootable ...
Morten Nissov's user avatar
-1 votes
2 answers
2k views

grub2 is loading grub.cfg from wrong drive during boot after moving os to different drive

My laptop originally had a 128GB M.2 ssd and 1TB hdd. The system is configured as dual-boot with windows. The /boot/efi partition is on /dev/nvme0m1p1 and the original root partition is on /dev/sda3....
mrh53's user avatar
  • 83
1 vote
1 answer
219 views

Ubuntu Core 18 on Raspberry Pi 2 model B

I'm trying to install Ubuntu Core version 18 on my Raspberry Pi 2 model B. I've followed this official tutorial an I've mounted the image on the SD card by using Balena Etcher. When I try to turn on ...
Luigi Cerone's user avatar
0 votes
0 answers
48 views

previously working ubuntu will not boot

I have a 16LTS that's been working for over a year, I just noticed it will not boot. I get a boot disk error. I tried to run boot-repair 3 times, noticed the boot flag was not set on the partition so ...
sterlinggold's user avatar
-2 votes
1 answer
87 views

Ubuntu 16.04 LTS Wont Boot

When I boot up ubuntu 16.04 it hangs at /ded/sdal: clean, 61220/4825088 files, 635469 19287040 blocks what do I do? I'm using a Toshiba nb200-13e.
Hedwig7s's user avatar
1 vote
1 answer
525 views

Stuck In login loop after updating my system to Ubuntu 18.04 [duplicate]

I updated my system from Ubuntu 16.04 to Ubuntu 18.04 and after updating when I am starting my machine it's asking me for login password and when I am typing the correct password one blank screen ...
Ram Maheshwari's user avatar
0 votes
0 answers
33 views

Unable to reboot ubuntu after try create partition

I try to create a new partition from my ubuntu system and when reboot it shows the following: error: unknown filesystem Entering rescue mode... grub rescue> I'm trying the following command to ...
Krishna Kumar Yadav's user avatar
0 votes
0 answers
49 views

How can I make the bootloader recognizes Windows System partition?

I have two SSD of equal size, one NVME the other regular SSD. I had Windows 10 on the fast one (Recovery and System partitions) while Windows Data partition and Ubuntu partition was on the second ...
Mehdi Saffar's user avatar
2 votes
1 answer
3k views

Can't boot installation on desktop with NVIDIA GPU

I'm having trouble installing and booting Ubuntu on a high end laptop with a GPU. I do the installation from a bootable USB drive. To get that to work I have to go into the boot menu and set the ...
Mike's user avatar
  • 53
2 votes
2 answers
652 views

Ubuntu 18.04.3 LTS install issues. Can't connect to hyperV install. Also can't install from USB [duplicate]

I'm trying to install Ubuntu 18.04.3 LTS on a high end Lenovo Thinkpad which I intend to use for development due to it's GPUs. First attempt was to install on a HyperVisor VM. I briefly saw a some ...
Mike's user avatar
  • 53
2 votes
1 answer
1k views

Attempted dual-boot goes straight to Windows 10

I apologize for being long-winded, but I figure it's best to give all the details rather than be too vague. My basic problem is this: I just got a new CyberPowerPC desktop with a 240GB SSD and 1TB ...
joyousgust's user avatar
11 votes
1 answer
3k views

Ubuntu blocked by current security policy, solution inside Ubuntu rather than in BIOS

When I started my computer today, GRUB was blocked by this message : Ubuntu has been blocked by the current security policy I'm using a Lenovo Yoga, Ubuntu 18.04 LTS dual-booted with Windows 10. ...
damadam's user avatar
  • 2,813
0 votes
0 answers
32 views

Screen blinks until booting finished and booting takes a long time

I am new to ubuntu and ubuntu forums so kindly excuse me for any mistakes i make. I tried dual booting ubuntu with win 10 and while booting ubuntu, ubuntu boot screen flashes with some code in the ...
Tom J's user avatar
  • 1
1 vote
1 answer
628 views

Fully Removing/Disabling Crash Kernel

While diagnosing a problem with a Ubuntu system I installed linux-crashdump to try to capture logs in case they could give me useful hints about what was happening. After resolving the issue, a few ...
Haravikk's user avatar
  • 111
0 votes
0 answers
176 views

Grub not booting windows boot loader

Im dual booting Ubuntu/Windows. So first of all booting windows by selecting the windows boot loader from UEFI works fine. Im using EFI for both bootloaders. Booting Ubuntu from grub also works ...
peter's user avatar
  • 1
2 votes
1 answer
2k views

how to move only EFI partition from HDD to SSD without losing any boot entries from EFI partition?

I want to move only my EFI partition,leaving other partition untouched.Since my windows bootmanager and grub2 (boot entry of ubuntu) both resides in EFI partition I cannot move it using minitool ...
AnonymousABCD's user avatar
0 votes
1 answer
1k views

Chainload Windows 10 1909 UEFI on one disk using BIOS grub on other disk

I had Windows 10 BIOS boot on one disk and Ubuntu BIOS boot on another disk. There was no problem booting either from grub. I took advice and reinstalled Windows 10 with UEFI boot, as it refused to ...
C.S.Cameron's user avatar
  • 19.5k
0 votes
3 answers
578 views

install ubuntu 18.04 in dell inspiron 3480

I recently buy a dell inspiron 3480, in which ubuntu 18.04 lts was installed by default. Then I installed windows 10 “sucesfully”. But after a while, I had an issue with 100% disck usage by windows ...
Nicolas Molano's user avatar
0 votes
1 answer
3k views

Attempting to boot into Ubuntu USB, device descriptor error

This is the first time I've tried to install a new OS with my current desktop. I created a bootable USB for Ubuntu 18.04 with Rufus (both with and without bad block checks) and attempted to boot into ...
Rourke Sekelsky's user avatar
0 votes
0 answers
205 views

Installing Ubuntu on a Dell Laptop Error

I have a Dell Inspiron 7375 (it's a 2 in 1). It comes with an AMD Ryzen 7 and there's no gpu, it has it's own integrated graphics. I've been running in some trouble while installing Kubuntu/trying to ...
Masaad Khan's user avatar
0 votes
1 answer
103 views

Cannnot enter console mode on Ubuntu 18.04.03 LTS tty2

My friend installed Ubuntu on his HDD and I tried to boot his HDD via USB on my notebook. But My notebook doesn't enter console mode. When I tried Ctrl+Alt+F7 my notebook got hanged. I tried to change ...
Suganthan's user avatar
1 vote
0 answers
51 views

Accidentally installed Ubuntu to my Intel Optane Memory (MEMPEK1J016GA) [duplicate]

I was attempting to install Ubuntu 18.04.3 LTS for the very first time without help from a tutorial and I managed to somehow install Ubuntu on my intel optane memory instead of my hard drive. When I ...
Ulferno's user avatar
  • 11
1 vote
1 answer
81 views

Undo Dual Boot to use Ubuntu Exclusively

I am getting rid of Windows. I was looking at instructions found here: https://lifehacker.com/how-to-uninstall-windows-or-linux-after-dual-booting-508710422 and here: https://www.lifewire.com/...
Malik A. Rumi's user avatar
1 vote
0 answers
42 views

EFI partition deleted; prefer to setup only efi bootable

During a clean install of Ubuntu, I partitioned the hard drive and removed the EFI (oops). Now I can only boot from USB image in legacy mode. I'd like to boot using only EFI but am getting an error ...
theman0123's user avatar
2 votes
1 answer
1k views

Ubuntu 18.04 stuck on Loading initial ramdisk

So I just bought a Dell vostro-3480 laptop shipped with ubuntu 18.04 LTS and I'm struggling with this weird issue in which my laptop gets stuck on boot and says loading initial ramdisk. But ...
Shuja Khalid's user avatar
1 vote
1 answer
651 views

Dual boot: After Win7 MBR repair a restore of Grub2 reverts to Win7 boot problem

This is on a dual boot system with Win7 and Ubuntu 19.10. It is a BIOS system. After a Windows update last week I couldn't boot into Windows anymore. The boot halted with error 0xc0000428 for /...
loopt's user avatar
  • 51
1 vote
1 answer
1k views

Can't boot ACPI error [closed]

My Dell Inspiron 5570 laptop has been working fine since I bought it 2 years ago. I've been running a dual boot setup with Windows 10 and Ubuntu (first 16.04, now 18.04) ever since. Specifications: ...
dave clarke's user avatar
0 votes
0 answers
82 views

Grub does not load efi partition itself

I have a laptop Windows 10 installed in it, I am running my machine on Legacy mode. When I have installed Ubuntu so at the time of installation it said I need to create an ESP partition for EFI and ...
MindFlayerA's user avatar
0 votes
1 answer
68 views

Dual boot on two separate hard drives on a separate partition

I have a 180 GB SSD on which Windows 10 is installed. And I added a secondary 500 GB HDD caddy in DVD-ROM in which I have some data, movies, songs, pictures etc. Now, I want to install Ubuntu on ...
Talha Bin Adam's user avatar
0 votes
0 answers
326 views

seg faults and kernel panics on fresh install

System: Dell XPS 9560 (brand new ssd, I threw out the old one because I thought it was the problem) Install: Fresh, unique (not dual boot) full disk encryption using all default Ubuntu 19.10 ...
Brandon Bertelsen's user avatar
0 votes
0 answers
103 views

Error: unknown file system

So I attempted to reinstall ubuntu and ended up coming across grub rescue via USB. I have no cd rom so USB is the only way I can install. Anyhow, I typed in ls and was presented with " hd0 " and " hd1 ...
HAPPEE's user avatar
  • 1
1 vote
1 answer
57 views

Ubuntu boots to blinking cursor [duplicate]

I tried using Boot-Repair-Disk. It said to reference: http://paste.ubuntu.com/p/B6zJXXhjyk/ and after the boot repair failed to correct the problem ... http://paste.ubuntu.com/p/FpS77ytBFW I've used ...
KnightLord's user avatar
1 vote
1 answer
2k views

Dual Booting Ubuntu, Kernel Panic - not syncing: Attempted to kill init! exitcode=0x00000009

I know this question has already been asked. But im installing the ubuntu for the first time and i dont have a 'Grub' to change into another kernel or whatever. Im trying to install 18.4.3 alonside ...
Denis Çerri's user avatar
0 votes
1 answer
39 views

Do I need to install after boot up from USB

I have successfully copied Ubuntu 18.04 onto a USB flash drive and boot it up on my laptop. There is an icon that said "install Ubuntu", do I need to click that icon and install Ubuntu onto my USB ...
CP CHAN's user avatar

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