Skip to main content
Planned maintenance impacting Stack Overflow and all Stack Exchange sites is scheduled for Monday, September 16, 2024, 5:00 PM-10:00 PM EDT (Monday, September 16, 21:00 UTC- Tuesday, September 17, 2:00 UTC). The email/password authentication method will be unavailable for logging in and registering. Read more here

Questions tagged [reboot]

Questions related to restarting Ubuntu machines.

Filter by
Sorted by
Tagged with
0 votes
0 answers
13 views

Ubuntu Server Stuck After Reboot: /dev/sda2: clean, ... Error and "Error Reading the CPU Table" in Recovery Mode

I'm having an issue with my Ubuntu server (running on a Dell PowerEdge T640). After initiating a reboot, the server doesn't fully restart and gets stuck at the following message: /dev/sda2: clean, ...
Jayashree Kalabhavi's user avatar
-3 votes
0 answers
721 views

/dev/nvme0n1p3: clean, nnnnnn/mmmmmm files, xxxxxx/yyyyyyyyy blocks

Can someone tell me how to solve this issue? The system is running Ubuntu 22.04 LTS. The screen gets stuck after displaying the message and doesn’t continue. I’d prefer to avoid reinstalling Ubuntu. ...
Zeus Hub's user avatar
0 votes
0 answers
18 views

Ubuntu: Boot problem after update - missing 'lowerdir' how to fix

Ubuntu: Boot problem after update - missing 'lowerdir'
Alok Prajapati's user avatar
1 vote
1 answer
59 views

Ubuntu 24 LTS randomly reboots even with clean install - Minisforum UM790 Pro

I have a Minisforum mini PC that I installed Ubuntu 24 LTS desktop (default Gnome environment), and the machine randomly reboots ungracefully. If I'm using the machine, it usually resets within an ...
Chris Moyer's user avatar
-1 votes
0 answers
173 views

Issues with kernel 6.8.0.40

Several days ago, my laptop was updated with a new kernel, 6.8.0.40, before that, I was working very happy with the 6.5.0.45, everything was working fine. Now I cannot boot with this new kernel and ...
Negrazo's user avatar
-3 votes
0 answers
50 views

Reboot login loop after 22.04 LTS updates today

Ubuntu nightmare. Using Software, after Software Update, after flatpak and snap updates manually, I installed the latest changes from this week requiring a system reboot, and when my system comes ...
David G. Pickett's user avatar
0 votes
0 answers
35 views

Error Ubuntu Boot freezing after "Begin: Running /scripts/local-bottom ... done,"

I have a server Ubuntu 22.04 and after I reboot my server, it gets stuck at this screen for about 20 minutes. [ 4.354433] ioc3: LSI53C1030 BO: Capabilities={Initiator} [ 4.595047] scsi host5: ...
Tuấn Phạm's user avatar
0 votes
1 answer
84 views

How to avoid password request in Linux after reboot?

I have scheduled a reboot in crontab and I want to avoid to insert password when Linux starts after reboot, but only in this case. In all other cases, I want the password active for safety reasons. I ...
Polin's user avatar
  • 13
0 votes
1 answer
187 views

Ubuntu 24.04 Instability After BIOS Update: Random reboots

I’ve been experiencing significant system instability on my Ubuntu 24.04 machine after a recent BIOS update. The system randomly resets itself, and the logs show various errors. I’m hoping to get some ...
Terixer's user avatar
  • 21
0 votes
0 answers
18 views

How to restart a script when crashed in Startup Applications in Ubuntu 22.04.4

Running a Python script which sends sms if Frigate/mqtt issued an event trigger. The script is added to Startup Applications program in Ubuntu 20.04.4 successfully. If and when the Python script ...
j zeng's user avatar
  • 1
0 votes
1 answer
96 views

Postfix is not running after reboot

After I reboot my system, the SMTP-Server stops working and ports 25 and 465 are not reachable. When trying to send an email from Roundcube, I get the following error message: SMTP Error (-1): ...
DavidM's user avatar
  • 131
0 votes
0 answers
40 views

Unable to print to cups networked printer from one Ubuntu 24.04 box after reboot

I have a HP Laserjet M1319f MFD printer scanner that is connected via USB to a Raspberry Pi4 running Ubuntu 24.04 server and networked via CUPS for access from all of my other computers. This works ...
ihtruelsen's user avatar
1 vote
1 answer
213 views

What's difference between systemctl reboot and sudo reboot [duplicate]

What is the difference between systemctl reboot and sudo reboot in Ubuntu? What does systemctl reboot do that normal reboot don't?
Ch0l0mbe's user avatar
-1 votes
1 answer
73 views

ubuntu stuck while rebooting after installation

I tried to reinstall ubuntu 22.04 on my lenovo Thinkpad T480s. I did so successfully until it asked me to restart the laptop. Then it seems to be stuck in a loop while rebooting. I have seen various ...
8alym's user avatar
  • 1
0 votes
0 answers
41 views

Ubuntu stuck in booting loop

My Ubuntu is now booting and showing prompt every time I start or boot. Oh on! Something has gone wrong. A problem occurred and the system can't recover. Please contact a system administrator. I ...
Saniya Jain's user avatar
0 votes
1 answer
448 views

Ubuntu 24.04 reboots itself

After upgrading from Ubuntu 23 to 24 LTS, I'm experiencing strange behavior with random reboots (black screen and reboot). What I know: It only reboots if Discord is running. It reboots after 20-30-...
Denys Lepihov's user avatar
0 votes
0 answers
271 views

Bluetooth mouse issue after reboot, Kubuntu 24.04

In 22.04 everything worked properly. After installing 24.04 (fresh installation) and pairing the mouse, it also works fine, but after restarting the system or turning Bluetooth off and on, the mouse ...
Maciej Radtke's user avatar
0 votes
0 answers
81 views

How to restore everything to a default profile after every reboot or logout?

I would like to use Ubuntu in my school. But I have a couple of questions about how to make certain configurations. I have seen in Windows a program that allows you to reset the user account every ...
Jesús Manuel González Meneses's user avatar
1 vote
0 answers
112 views

Laptop won't start after updating and rebooting

My laptop was working very slow, so I restarted it (it asked if I want to updated and reboot, I pressed yes) After reboot it went into I initramfs mode, I used the fsck command and rebooted after that....
Morcus Cracker's user avatar
0 votes
0 answers
65 views

Laptop won't start after reboot

Laptop was working very slow, so i restarted it(it asked if i want to updated and reboot, i pressed yes) After reboot it went into i initrafms mode, i used the fsck command and rebooted after that. ...
Morcus Cracker's user avatar
0 votes
0 answers
72 views

Fresh ubuntu repeatedly ask to reboot

i got a fresh ubuntu 24.04 install on a Lenovo X13 G3 AMD on the install everything went fine, no issues with the laptop everything works : wifi, graphic, fingerprint reader, ... after a day or to and ...
eMerzh's user avatar
  • 101
0 votes
0 answers
80 views

Ubuntu OpSys Updates leave screen all black

OpSys updates accepted as usual yesterday (June 6, 2024), update and restart. On restart screen is all black. Had to hit escape after another shut down and restart to access recovery mode. That worked....
CA1Greco's user avatar
0 votes
1 answer
131 views

Second HDD not showing up after Ubuntu Server reboot

Probably a NOOB question but after install of Ubuntu Server 24.04 and a secondary internal SSD (sda1) is mounted, partitioned, file system created and appears as /mnt/sandisk, it appears as unmounted ...
tommygun1950's user avatar
0 votes
1 answer
48 views

I have installed Ubuntu 20.04 LTS on my laptop Thinkpad X1 carbon 4th gen. But immediately after the installation it always reboots. "Reset System"

As it's not showing anything I can't provide any more images or something. BIOS is updated to the latest.
Md. Jakaria Hossain Jihad's user avatar
0 votes
0 answers
26 views

Ubuntu won't boot after reboot - end Kernel panic - not syncing

Before rebooting, I switched the display drivers on my ubuntu 20.04 machine from intel to nvidia using prime-select, then I ran sudo reboot. The machine never booted again with the error shown here. I ...
ptushev's user avatar
0 votes
0 answers
507 views

Can not start system: error while loading shared libraries libzstd.so.1

In an attempt to fix a non-working Firefox, I played litle bit with libzstd.so.1 file. I backed up the original file and then created a symbolic link to libzstd.so.1.5.5 in both the /usr/lib/ and /usr/...
NBel's user avatar
  • 1
0 votes
0 answers
95 views

Gnome session restarts automatically when screen is off

I have the following mysterious behavior: When I turn off my screen on the PC with the on/off button on the screen, wait a few minutes and turn the screen back on, the Gnome session restarts. This is ...
tadeus's user avatar
  • 109
0 votes
0 answers
111 views

Server not booting after reboot

I have had a HP server running in my home for a number of years, just acting as a smb share for the most part. Recently, the share had stopped working, restarting the service had got it working, but ...
Elliott's user avatar
0 votes
0 answers
58 views

The OS reoot it self automatically

Iam using ubuntu 22.04.3 LTS and it is rebooting it self automatically from times times to times. The reboot append mostly when the baterry is low and i plugin the AC adapter, some times it append ...
Some Guy's user avatar
2 votes
1 answer
3k views

Kubuntu 24.04 not booting

I've just did a clean install of kubuntu 24.04 on my Ryzen 9 but will not boot after startup. If do a normal install, it will reboot only once. If I do minimal install, it will not reboot. Only ...
John Parker's user avatar
0 votes
0 answers
2k views

When I start my PC then GRUB 2.12 is showing. How can I fix it?

When I start my PC then GRUB 2.12 is showing. How can I fix it ? GNU GRUB version 2.12
Md Mojahid's user avatar
4 votes
1 answer
468 views

Why does fail2ban report my auth.log file as removed?

I have logwatch running and I check every morning it's content. I have noticed that my auth.log file is erased after an apt upgrade and reboot. Here is the fail2ban section of the logwatch after an ...
chmike's user avatar
  • 894
0 votes
0 answers
71 views

Ubuntu 22.4.04: How do I shut down without the confirmation prompt?

I use Ubuntu 22.04.4 LTS (Default settings) (GNOME) on a NUC. I want to restart that machine within 5 seconds. However if a file, config or similar thing is still open the restart or shutdown ...
not_a_bot_no_really_82353's user avatar
0 votes
1 answer
198 views

How to restart when remotely connected with xrdp

I use xrdp to connect to ubuntu with xorg. I have noticed that in the GUI restart and shut down are disabled. When I run sudo reboot in the terminal, I cannot connect anymore. Also locally the screen ...
Simon's user avatar
  • 1
1 vote
0 answers
753 views

How to restart graphical interface in frozen PC running Ubuntu 22.04

I have a computer running Ubuntu 22.04. For some reason, the screen and keyboard are frozen, but I still can SSH into that computer, and use it normally in this way. However, I need the GUI for one ...
user171780's user avatar
0 votes
0 answers
23 views

Rebooting Halted Unless Manually Power Button Pressed

I had Ubuntu 20 installed in my Dell Precision 7920 Tower. When I was upgrading it to Ubuntu 22, I got disconnected on the way. Hence the upgrade was halted in the middle. Somehow I managed to get it ...
Avishka Perera's user avatar
0 votes
0 answers
49 views

GRUB: Boot generic kernel instead of realtime ONLY on next boot

I've been looking all over for this, it must be possible but the closest answer i could find is this one: How can I get grub2 to boot a different option only on the next boot? This is for a laptop ...
dolt's user avatar
  • 345
-1 votes
1 answer
149 views

Ubuntu not booting, hanging before terminal is accessible

I had a power outage last night. My pc is running Ubuntu 20.04. It’s on a UPS and I was able to shut down the pc, and when it was shut down, I turned the UPS off. Today the power was restored, and I’...
Daniel Jansen's user avatar
0 votes
0 answers
45 views

My wifi is not showing

I'm running Ubuntu 22.04.3Lts, and I have the pro version activated. My desktop has a motherboard model mag B760m mortar wifi DDR4. And I have dual ssd drive. 1 for windows and the other for Ubuntu. ...
Roberto Benitez Martin's user avatar
0 votes
0 answers
74 views

Ubuntu Server v23.10 Reboot Issue

I've installed a new Ubuntu Server v23.10 (running headless, without screen/keyboard) When i try to reboot the server the system does not restart ( using "shutdown -r now" or "reboot&...
howdi's user avatar
  • 1
2 votes
1 answer
182 views

Cron not running script on boot

The main idea is to make my pc run a script on boot in wich x11docker takes care of lifting a container with a youtube video. this is mi crontab -e: @reboot /usr/local/sbin/script-exo.sh script im ...
ømen's user avatar
  • 21
1 vote
0 answers
159 views

How to keep processes running after rebooting?

I'm running machine learning training process on Ubuntu 20.04.4 LTS. The running process is in a tmux session. The administrator told me that the server would be down during the holidays. I was ...
Chuck Liu's user avatar
  • 159
0 votes
0 answers
24 views

problems with reboot after upgrade

when Ubuntu reboots itself after an update ( unattended-upgrades) or when I send the reboot command manually, sometimes it happens that instead of rebooting, the server shuts down. How can I solve the ...
lorenzo's user avatar
1 vote
1 answer
192 views

Ubuntu Daily apt download rebooted the system

/var/log/syslog Jan 14 02:17:36 server systemd[1]: Started Session 8012 of user root. Jan 14 02:19:09 server systemd[1]: Started Session 8013 of user root. Jan 14 02:19:58 server systemd[1]: session-...
user109764's user avatar
1 vote
0 answers
587 views

Docker daemon does not start on reboot

Please be advised that I am somewhat of a newbie at Ubuntu system configuration. I am running the snap- installed docker on Ubuntu desktop V22.04. It is running a number of containers without problems....
Factor Three's user avatar
1 vote
0 answers
463 views

can wayland (one day) implement restarting (or reloading all internal data of) gnome shell? wayland (or gnomeshell) have what is required for that?

I read wayland is more secure (how tho?). But being able to restart gnome-shell is essential as it ends up using 1.5GB ram.. And when I did that with xorg, things worked better just after. Many ppl ...
Gussak Thor's user avatar
0 votes
0 answers
333 views

My ubuntu 22.04 is stuck on boot screen only when restarting

It works fine when I power on it but if I restart it it would be stuck. when I looked at the logs it said watchdog:bug: soft lockup.
riswan's user avatar
  • 1
0 votes
1 answer
336 views

kvm exiting hardware virtualization

I used to encounter this error when I want to turn off or reboot my system.
amirali nabizadeh's user avatar
0 votes
0 answers
131 views

Once-normal package updates are being labeled System Upgrades

For a week or so now, I've had a "System Upgrade" show up in my Kubuntu (22.04.3 LTS) laptop's Discover at least once a day that, when installed, requested I reboot my system. I was confused ...
Domojestic's user avatar
-1 votes
1 answer
435 views

Ubuntu 22.04 reboots randomly due to systemd automatic upgrades?

I left my computer running overnight and it looks like it randomly decided to reboot at around 6 in the morning. This is the output of the relevant lines from sudo journalctl -b -1 -n2000: Dec 08 06:...
Danila Berezin's user avatar

1
2 3 4 5
22