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-1 votes

I can't boot into Windows 10 from GRUB

I found a solution to the problem, but another problem arose. First, let me explain how I solved my problem. I selected the repair your computer option on the Windows installation disk and opened CMD ...
3geE's user avatar
  • 1
1 vote

multi-booting with a mix of 32/64 OS-es

You cannot update a armhf (32-bit ARM) or i386 (32-bit x86) to arm64 or amd64 respectively; to change architectures requires a re-install. You can have installed i386 and amd64 installs on the same ...
guiverc's user avatar
  • 30.2k
1 vote

Grub PXE boot - not looking for MAC/IP-based config

I believe the grubnetx64.efi image embedded config is changing the behavior. if [ -e $prefix/x86_64-efi/grub.cfg ]; then source $prefix/x86_64-efi/grub.cfg elif [ -e $prefix/grub.cfg-amd64 ]; ...
Andrew Lowther's user avatar
-1 votes

Wha sholud i do? Ask

You can try repairing your system in the recovery mode for Ubuntu. To go to the recovery menu select Advanced Options for Ubuntu in the boot loader. Then select the recovery mode option in the next ...
Discipula's user avatar
0 votes

Wha sholud i do? Ask

Run fsck -y /dev/sda5. Afterwards, run the command exit to reboot. The problem occurred because the computer was not properly shut down. Maybe it ran out of battery, or you had to shut it down for ...
Archisman Panigrahi's user avatar
0 votes

APCI error, Ubuntu can't boot

Solved! I have reinstalled Ubuntu desktop and everything come back. Thanks! 'sudo apt install --reinstall ubuntu-desktop'
Alberto Madrigal's user avatar
0 votes

Grub configuration to load cloud-init from external removable disk in Ubuntu 20.04 autoinstall

You should be able to format the USB key as vfat give the vfat partition the label CIDATA put your files (e.g. user-data and meta-data) on the USB vfat partition If the USB key is connected then ...
Andrew Lowther's user avatar
1 vote

"452: out of range pointer" during installation - Why? And how to fix it?

I encountered the same issue. In my case, I just needed my data stored in the VDI. I simply extracted the VDI file using 7Zip on my Host machine. Later created a new VM and through shared folders ...
jumpy.article's user avatar
0 votes

ACPI BIOS Error messages when booting Ubuntu 20.04

I had the same problem. One time i decided to press Enter multiple times when that appeared and it worked.
Henrique's user avatar
0 votes

problem showing boot list for dual boot

When you install Ubuntu not using the .exe file in the installation media (like booting directly from the media, like what you did) windows boot manager is likely not to recognize your Ubuntu ...
Soroush's user avatar
  • 11
0 votes

update-grub does not update /boot/efi/EFI/ubuntu/grub.cfg

Using UEFI and full disk encryption (FDE) the grub config below /boot/grub/ is residing on encrypted media. As such being accessible not until after booting from GRUB and unlocking it. Therefore a ...
Gen.Stack's user avatar
  • 123
0 votes

/boot/grub/ is missing on Ubuntu 14.04

Carefully modify /proc/sys/kernel/printk Set the values to the following (tabs not spaces) -1 -1 -1 -1 This locks all kernel log levels to zero. This really cleans up a desktop boot sequence. Not ...
Dominic Cerisano's user avatar
0 votes

How to make space in /boot/efi without resizing the partition?

I had the same problem, and I just moved fonts from Microsoft directory to another place, finished updates and moved them back again. Fonts Path: /boot/efi/EFI/Microsoft/Boot/Fonts
Meqdad Dev's user avatar
1 vote


If you only have a single system installed on that machine, you don't need os-prober at all. If you remove the os-prober package, the warning will go away.
Chad's user avatar
  • 146
1 vote

If I choose "Revert to" menu item on the Ubuntu Grub boot menu, is that irreversible?

I can confirm having just attempted a recovery using this option on Ubuntu 20.04 with rpool (for user and root) and bpool (for boot), that when you select "Revert system and user data" it ...
Peter's user avatar
  • 141
2 votes

Ubuntu 22.04 Casper kernel parameters not working for VLAN Tag

The answer for this is too simple although it took a lot of time to figure out. The kernel has a character limit on an interface name. Our predictable interface names (newest standard) was too long ...
Wes Edwards's user avatar
0 votes

How to set timeout for waiting missing HDD while system boots?

In my case the same amount of delay (30s) was due stupid logic in initramfs scripts: local slumber=30 case $DPKG_ARCH in powerpc|ppc64|ppc64el) ...
midenok's user avatar
  • 792
-2 votes

reinstall grub after installing second linux distro

I suggest you check you bios (UEFI) settings, make sure the right device is set as the highest boot prioity. Alternatively, in /etc/grub - add GRUB_DISABLE_OS_PROBER="false" GRUB_DEFAULT=...
Luke Attard's user avatar
0 votes

Ultrawide GRUB slowness

At the point of writing (3rd Feb 2024), this is a known bug in GRUB and has been reported on their bug tracking system. The suggested fix is to set: GRUB_TERMINAL_OUTPUT=console GRUB_TIMEOUT=1 ...
moo's user avatar
  • 811
0 votes

Unable to install Unbuntu 22.04.3 LTS with Windows 11 pre-installed on SSD

As said, none of the solutions on the net helped solve my problem. Started with Ubuntu 22.04.3 LTS with Try Ubuntu. Installed Boot Repair from terminal. Opened Boot Repair Made sure I have a tick on ...
Unclechouin's user avatar
-1 votes

I can't boot into Windows 10 from GRUB

Try sudo update-grub to rebuild grub's understanding of your configuration post installation/update. Also see
beep_check's user avatar
0 votes

Ubuntu 23.10 does not start after running CHKDSK from Windows in a unused partition

Not sure if and how my activity on Windows could have raised the issue in Ubuntu, but I found the solution inspecting /var/log/syslog: 2024-02-02T15:39:46.874574+01:00 mark gdm3: Gdm: GdmSession: no ...
Mark's user avatar
  • 507
0 votes

_[SOLVED]_ grub doesn't show the option for encrypted partition

SOLVED using a live installation of Ubuntu.
sim.dll's user avatar
  • 51
0 votes

Ubuntu 18 install - grub error : invalid buffer alignment

Had similiar problem while trying to boot Ubuntu installed on external SSD. In order to repair this I had to boot from live USB (pendrive with Ubuntu image), download boot-repair, launch it, go into ...
Bartosz Szkoda's user avatar
1 vote

How do I roll back to Ubuntu 22.04 from Ubuntu Noble Numbat?

Ubuntu does not have a built-in "roll back" feature. The design of Debian-based systems makes that too difficult. If you have backups of your complete 22.04 system, you may be able to ...
user535733's user avatar
  • 61.6k
0 votes

How do I change the boot partition from one drives partition to a different drives partition?

If you have two or more Linux OSs installed you can change the boot partition by changing the UUID in /efi/EFI/ubuntu/grub.cfg file: List the UUIDs: sudo blkid |egrep 'ext4|EFI' /dev/nvme0n1p5: UUID=...
AnshelA's user avatar

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