Questions tagged [reboot]

Questions related to restarting Ubuntu machines.

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HP 15DW and Ubintu 18.04.03 - WiFI Adapter not found after reboot

Hi i have installed Ubuntu 18.04 on my Hp 15DW but the Wifi Adapter was not found, i followed the instructions in this page it Works but when i reboot the computer i need to run the following commands ...
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Ubuntu suspends after some time following a reboot

I am trying to track down the reason my Ubuntu server is going into sleep suddenly. This is always happening a few minutes after a reboot. My problem is I don't have a clue about where to look to ...
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1answer
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Does Reboot command invoke scripts in /etc/rc0.d/ directory?

I need to kill some services when shutdown/reboot my Linux server, but I am not sure how Reboot command works. To my understanding, /etc/rc0.d/ scripts will be invoked when system is shutdown, while ...
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after reboot when I chose ubuntu to open, there is just a terminal kind of and not able to see any gui

I shut down my pc directly and tried to restart it. But after reboot when I chose ubuntu to open, there is just a terminal kind of and not able to see any gui. Can anyone please help me get gui back??
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Ubuntu18.04: Black screen on shutdown/reboot

My Thinkpad E495 with Ubuntu18.04 halts/freezes in black screen on shutdown/reboot. Nevertheless, it boots fine even though I need to hard shutdown via power button. Disabled quiet splash in grub but ...
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Ubuntu 18.04 hangs on shutdown/reboot

I noticed earlier today that my computer hangs when attempting to shutdown or reboot. It turns off the screen but the system itself is still running. I have already tried to: Execute the command ...
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193 views

18.04 - Failing to shutdown/power off on AMD Ryzen CPUs

When booting up Ubuntu 18.04 with a kernel version of 5.3.0-52 or later (including 5.3.0-53), everything seems to be working as usual. However, when I shutdown, the system will only soft shutdown, ...
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Kubuntu 20.04 sometimes hangs on shutdown and in standby

I installed Kubuntu 20.04 alongside Windows 10 on my Lenovo Ideapad 5 15ARE. Because of the new APU (AMD Ryzen 5 4500U) the kernel 5.4 does not work. So I started in recovery mode, installed kernel 5....
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1answer
125 views

Ubuntu 20.04 freezes when some apps are opened

After upgrading from Ubuntu 18.04 to 20.04, Ubuntu freezes when chrome is opened. So I had to restart my laptop every time this happens. And the problem is solved when on restart and Chrome works fine ...
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330 views

Ubuntu-18.04.4 LTS doesn't reboot nor shutdown

After installing the latest updates (LSN-0067-1, USN-4363-1) today (2020-05-20) and the kernel updated to 5.3.0.53-generic, I can no longer reboot or shutdown the system. This happens when using the ...
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Ubuntu 18.04 not booting “hold until boot process finishes up”

When I am booting the computer the following message shows up and is stuck on it: I already tried to restart the computer with the recovery mode and cleaning up some space. I also tried to move the ...
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Can't do anything, need help booting into windows [FIXED] [closed]

The terminal is showing up. it's trying to dispatch network service.I don't know if the screen is stuck. it's a laptop.
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External Speakers go mute after restart. Unplugging an Plugging in Speakers fixes problem

I'm running Ubuntu 18.04 on a desktop with external speakers (from a low cost brand called "Hercules") and this has functioned well for about 5 years. Recently, when I reboot my computer, the ...
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43 views

How to get an Ubuntu 18.04 server to automatically reconnect to network after reboot?

I have an Ubuntu 18.04 server running on my home network. On reboot, it does not automatically connect to the network. I have the netplan yaml file correctly configured for dhcp connection. By ...
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How do I schedule boot ubuntu 18.04LTS?

I have tried the WakeOnLan Application but it does not work in 18.04 LTS as provided in following solution: Scheduling StartUp and ShutDown I have dual boot windows 10 and Ubuntu So I cannot change ...
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1answer
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Ubuntu 18.04 restarts automaticaly daily more than twice?

system configuration Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 16 On-line CPU(s) list: 0-15 Thread(s) per core: 1 Core(s)...
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68 views

Ubuntu 20.04 black screen despite updates

I have installed the distro 20.04 before several months, it was working fine. Before one month I have updated it through the updater, and then, when I rebooted and then, there was a black screen with ...
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Filesystem checks happening while booting up Ubuntu 20.04 after a few reboots

Recently, I have rebooted my computer a few times (about 2 - 3 times) and when it was booting up after a reboot that I repeated 2 times, it bought up a Grub Menu before booting up, asking me which ...
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Ubuntu 18.04LTS reboots suddenly once update app pressed?

Ubuntu 18.04LTS, rebooted suddenly once update app pressed? It’s a AMD Ryzen 5 2600 cpu, with Gigabyte AB350M- Gaming 3 motherboard with latest bios installed. I did try to upgrade it to 20.04LTS, ...
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1answer
518 views

Ubuntu 20.04 LTS locks up in shutdown (UEFI)

If I shutdown my Laptop (Lenovo ideapad 100) it freezes and won't shut down. I also have this problem in other distros like Deepin or Debian. I've take me some time and googled about it. I have ...
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4answers
1k views

Black Screen after Installing Ubuntu 20.04 LTS

I just installed ubuntu 20.04 lts. There was no problem during the installation process. But after the reboot and choosing Ubuntu at the grub menu (I also use windows 10), it's just nothing, only ...
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system crashed updating 18.04 to 20.04 screen reads ''Oh no! Something has gone wrong'

Tried rebooting with thumb drive to 18.04 system does read the drive. Checked the boot and it is set to read ext drive first.
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Syslog get spammed with “be2net” messages and probably prevent the server from rebooting

I've a crontab task which reboots my server every hour. This works in general pretty well just not after some time. As I wanted to know what the reason for that could be, I've looked into the syslog ...
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1answer
183 views

Failed to unmount /oldroot/dev warning during the shutdown or restart

After Upgrading from 18.04 to 20.04 I've notices several warnings during shutdown or reboot like: Failed to unmount /oldroot: Device or Resource busy Failed to unmount /oldroot/dev/pts: Device or ...
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1answer
310 views

Display setting reset after reboot Ubuntu 20.04 Focal Fossa

I am using an external monitor and laptop monitor in extend mode, and every time after reboot the monitor to laptop screen position in "Display settings" is reset. In addition to this I use ...
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Ubuntu 20.04 xrandr custom resolution not applying after reboot

Total noob here so sorry if I say some silly or incoherent things. I'm running Ubuntu 20.04 through virtualbox and I'm currently having issues with keeping the my custom resolution. I have already ...
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System working but i see just black screen after restarts and shutdowns

I have this problem in all Linux distros. The problem is when i try to shutdown PC, PC goes off but screen stays black, I mean not turn off. When I try to restart, same thing happen. Screen stays ...
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Ubuntu 18.04 “Failed to open /dev/initctl: Permission denied” when trying to reboot from script that is run by cron

I have a Python program that reboots the computer after some errors: main.py: import os if (some_error): os.system('/sbin/reboot') In order for this to work I added NOPASSWD to sudoers file ...
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1answer
43 views

Ubuntu boots to black screen after trying to install ibus dependencies

I tried editing in GRUB and changing quiet splash to nomodeset, and all it did was turn the black screen purple. I'm not sure what to do. I was trying to install dependencies for ibus for a Tibetan ...
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33 views

How to fix system hang while rebooting and powering off on Ubuntu 19.10?

I have some issues with powering off and rebooting on Ubuntu 19.10. The system just hangs about a minute or so when it reaches "target Reboot" and "target power off". Is there a way to fix these ...
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Ubuntu 16.04 hangs at reboot / reached target shutdown

I tried to reboot my Ubuntu 16.04 after upgrading the system. I upgraded using sudo apt-get update && sudo apt-get upgrade. I rebooted using sudo reboot from terminal. At the end of the ...
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Ubuntu 18.04 LTS server freezes on reboot

I have installed Ubuntu 18.04 LTS server, but everytime I reboot my server(shutdown is fine),it will freeze unless I manually reboot. The following video is what happened.. https://www.youtube.com/...
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Problem with SSH remote connection and non-active local session

here is an explanation of my case: -I use an ssh connection to have access to the terminal of my remote workstation and run my codes. -Meanwhile, I use atom (with a third-party package), which ...
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1answer
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Bad boot error and superblock [duplicate]

I was about to spend the next 3 hours playing CSGO, but the Steam client wouldn’t launch. I tried launching it from the command line interface, but there was an error saying that ~/.steam/error.log ...
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2answers
127 views

How to reboot Ubuntu Server by command? Error 'Failed to reboot: Invalid argument. System has not been booted with systemd as init system (PID 1)'

I install Ubuntu on Windows 10 via Microsoft Store! and I can't reboot it I try Google and error: root@kami.vn:~# sudo reboot now Failed to write reboot parameter file: No such file or directory root@...
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2answers
224 views

ubuntu 18.04 restarts after shutting down

This appears to be a common symptom, for a myriad of underlying causes -- but none of the online solutions I tried worked. I have a system76 laptop (galago ultrapro). Since a few days (after an ...
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o Can not boot to Ubuntu after installation of Ubuntu 18.04.4 LTS

I installed Ubuntu 18.04.4 LTS on Lenovo H520s slim PC; I followed recommended installation. On reboot, the machine never get to Ubuntu and just displays: Reboot and select proper boot device Or ...
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Can not deduce reboot reason

My server (runs on UBuntu 16.04) and suddenly yesterday (03.04) at 22:28 it went down (reboot), there is an insane long log about it, but I can not deduce what exactly went wrong, can gurus of Ubuntu ...
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32 views

Which updates can I do without having to reboot

My current situation does not allow me to reboot my computer for a while. So how do I know which updates I can do without needing to do a reboot later? Should I just do every update which doesn't ...
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1answer
63 views

How to fix error report upon boot-up and after sleep mode, Ubuntu 18.04

I am using Ubuntu Version LTS 18.04. I have the following error every time I reboot the computer: _usr_bin_gnome-shell.125.crash _usr_bin_Xwayland.125.crash EDITS: ls -al ~/.local/share/gnome-...
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1answer
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Switching to ZSH Bricked My Mac Mini

I'm running Unbutu 18.04 on a Mac Mini with a single boot (i.e., no MacOS image). I wanted to switch to the zsh shell. I ran the command: sudo apt-get install zsh I then ran: zsh --version and ...
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29 views

USB wireless/wired Keyboard, wireless mouse unresponsive after the 1st reboot, 18.04.4 LTS fresh install

New to Ubuntu, read all posts regarding my problem, and there are many, but to no avail. Installed 18.04.4 LTS on i7-2600k system. Single OS install. Everything was working fine until I rebooted the ...
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1answer
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Installation problem with 18.04LTS

Installation seems to go ok until reboot. Then the screen displays '.04 LTS filer tty1'without a shell prompt. All the alternate windows (e.g. ctrl+F2) show the same except the tty name changes. Do I ...
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/dev/sd1: clean…blocks…pops up on a black screen and just loops i cant login

I tried to change my login background using the code below in the terminal and I saved it. Then I clicked restart. lockDialogGroup { background: #2c001e url(file:///usr/share/backgrounds/drawing.png);...
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Problem rebooting after trying to install driver

I was trying to install drivers to run a Huion graphics tablet. When I rebooted, the screen went blank and now displays only the following line: [ 8.953790] ath10k_pci 0000:3a:00.0: ...
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42 views

Remote VNC not working after I rebooted - how to debug?

I have an Ubuntu 14.04 LTS system and everything was working fine. I rebooted, and now while the machine is reachable by SSH and looks fine from the desktop GUI, it's not reachable from Chicken of the ...
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2answers
448 views

Trouble: No space left on device

I run into serious problem this morning. I remotely connect to my Ubuntu desktop in the lab via Teamviewer to finish training a machine learning model and present some results to my supervisor in the ...
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1answer
306 views

Ubuntu 18.04 stuck on « started waiting until snapd is fully seeded », keyboard not responding

I started getting « No Space Left on Disk » errors , despite having plenty of disk space. I initially dealt with this by doing « export TMPDIR=/home/new_tmp_path, but this only fixed some things not ...
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50 views

How to run properly a vm on HP DL380 G9 using hypervisor access

I have rebooted a server HP DL380 G9 and I cannot access to a vm by ssh. How to run properly a vm by using hypervisor access? With regards
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2answers
213 views

18.04 Ubuntu LiveUSB completely resets after reboot

I'm new to Linux as a whole, so excuse me if this is an easy fix. I recently installed Ubuntu onto a flash drive and run it from that. After setup I installed a few apps such as Discord, Chromium, ...

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