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Questions tagged [18.04]

New questions about 18.04 are now off-topic, unless asking how to update to a supported version. Seventh LTS (Long Term Support) release of Ubuntu, code-named "Bionic Beaver". Released on April 26, 2018. Reached End of Standard Support (ESS) in April 2023.

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Is there a "simple" way to upgrade Ubuntu 18.04 LTS to 24.04 LTS (in-place)?

I have many small Ubuntu devices at remote locations running on 18.04 LTS, used as VPN-Gateway only. All of them have an activated PRO subscription, thus receive all updates. Configured are: 2 ...
I grok it's user avatar
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0 answers
96 views

USB error: " ERROR Transfer event TRB DMA ptr not part of current TD ep_index 4 comp_code 1"

I'm a beginner to Ubuntu and have been struggling with this issue for a few days. Basically, I am trying to record with an Orbbec Femto Bolt camera, but when I try to actually use the camera, it doesn'...
codemaster0102's user avatar
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0 answers
35 views

cant seem enable wifi adapter (ideapad slim 5 16irl -type 82xf / lenovo)

i installed ubuntu 18.04 bionic beaver but can't seem to make the wifi adapter work here are some outputs for some codes i researched hope it can give more info asol@asol-IdeaPad-Slim-5-16IRL8:~$ ...
최진규's user avatar
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79 views

How to upgrade starting 18.04 server to 24.04 full desktop setup

I had set up lubuntu 18.04 as a server (no desktop). I was using it by remotely ssh into. However now I need to convert it to a full desktop setup. Long story short, how is the best reliable way to ...
user1940163's user avatar
-1 votes
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34 views

Nvidia and Cuda on Ubuntu 18.04 Xenomai 3.x

I have a Linux PC, x86, with Ubuntu 18.04 that is running the 'dual kernel' Cobalt Xenomai. We want to add an nvidia gpu (GTX 1050 Ti) to offload some math algorithms. I have tried installing the ...
Cpu86's user avatar
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1 vote
0 answers
48 views

Driver selection for second GPU [closed]

I want to change the used driver for the second GPU, since nvidia-smi can't recognize the second GPU. But I can't change it anyway, since manually installed driver is selected. I have tried: sudo apt ...
work_programming's user avatar
-1 votes
1 answer
148 views

Graphic issues on Ubuntu

I've been attempting to install Ubuntu on my old PC. However, I consistently encounter graphic glitches on background images, menus, missing wallpaper, or overall screen glitches. (I've tried various ...
Shahnazi2002's user avatar
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95 views

"package lxd installed but your system is unable to reach the Snap Store " Running do-release-upgrade on Ubuntu 18.04 LTS

When I tried to upgrade from Ubuntu 18.04 LTS to 20.04 LTS using do-release-upgrade, I encountered the following error: #################################################################### "You ...
Dibin Jacob's user avatar
1 vote
0 answers
102 views

Graphics problem with emacs after upgrade to 22.04 LTS

When I open emacs in 22.04 LTS the window has a graphics problem, some colored runes on black background but no text. I'm working in a Virtual Box on a Windows 10 host. The problem occured after a ...
Holger's user avatar
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1 answer
372 views

Grub failed to install to /dev/md0 on Ubuntu 18 to 20 upgrade

I ran do-release-upgrade on an Ubuntu 18.04 LTS server. It looked like the upgrade to 20.04 LTS was successful, but then at what I'm assuming is the end of the upgrade, I am presented with this ...
Curtis's user avatar
  • 101
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1 answer
59 views

Is the process for SSL/TLS server key generation different on VMs?

For 3 of our company's servers, Bitsight is reporting that our Diffie-Hellman prime is very commonly used and is not safe. We've followed the directions here: https://weakdh.org/sysadmin.html several ...
Kevin Foster's user avatar
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0 answers
28 views

Installing Multi2sim

does anyone here knows how to install Multi2sim on Ubuntu 18.04 or 22.04? I am having hard time and always stuck in the cmake part. Thank you so much.
archromex's user avatar
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0 answers
204 views

PC Continuously reboot after Ubuntu installation

I have a problem with ubuntu starting after installation. I try to install ubuntu os on my Lenovo L480 laptop and installation is successful, but after how the system asks me to take off the ...
Артём Орёл's user avatar
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1 answer
255 views

Error upgrading from 18.04LTS to 20.04LTS

While upgrading through "Software Updater", it faced with an error: Could not install the package: /tmp/apt-dpkg-install-JCuWPV/07-apparmor_2.13.3-7ubuntu5.2_amd64.deb package may not be in ...
Spectra's user avatar
  • 211
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0 answers
73 views

Ubuntu upgrade from 18.04 to 20.04 got stuck at crash signatures.k shut down ,how to resolve?

I have dual boot of windows 7 with Ubuntu 18.04 LTS and was upgrading from Ubuntu 18.04 LTS to 20.04 LTS ,it got interrupted in between after that It shows that not all update will be there and gave ...
user716691's user avatar
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0 answers
35 views

Need to know about Ubuntu PRO [duplicate]

I have 18.04 LTS and I'm thinking of attaching the Ubuntu PRO token that I have received. I would like to know if there are any caveats to it or will change anything in the VM if I attach the Ubuntu ...
newtoStack-J's user avatar
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0 answers
54 views

How cpu core frequencies, percentage cpu and memory utilization, processing load and temperature affect app performance?

I am trying to benchmark two machines for my app. Two machines differ mainly in their peripheral connections and have same processor, memory and secondary storage. I did four different types of runs: ...
Mahesha999's user avatar
-3 votes
1 answer
104 views

Only an expert can solve this [closed]

I tried to mount my /dev/sdc HDD to /home. Then I tried to create a symlink to /home because my sdc HDD is 16tb. Basically, I got what I wanted, but now everything is complicated: wget doesn't work. ...
Uploadkom's user avatar
0 votes
1 answer
190 views

Add a new 16TB HDD and transfer the OS to it

I have 2x 4 TB and I bought another one of 16TB. I mounted it with the following commands: cd /mnt/ mkdir data2 blkid /dev/sdc fsck.ext4 /dev/sdc mkfs.ext4 /dev/sdc mount /dev/sdc /mnt/data2 lsblk ...
Uploadkom's user avatar
1 vote
0 answers
1k views

Checking for a new Ubuntu release There is no development version of an LTS available

We are upgrading OS version from 18.04 to 20.04 LTS .When we try to run do-release-upgrade -c , we are getting the following error : Checking for a new Ubuntu release There is no development version ...
Siraj Khan's user avatar
0 votes
1 answer
302 views

Showing different storage size in lsblk and df -h after resizing the LVM root partition [duplicate]

I resized the LVM root partition using below command Open Gparted from the GUI, resize it the lvm ubuntu-vg partition sudo lvextend -l +100%FREE /dev/mapper/ubuntu--vg-root reboot it Now i checking ...
Chirag Darji's user avatar
0 votes
1 answer
172 views

How to restore Ubuntu 18.04 LTS to "factory settings" [closed]

I have Ubuntu 18.04 LTS on a computer I am selling. There isn't much on there, but I wanted to do some kind of "factory reset" so it's clean for the next person and remove my name from the ...
user1551817's user avatar
0 votes
0 answers
13 views

How to check if ppa:ondrej/php repository is added successfully? [duplicate]

I'm trying to install PHP 7.4 on Ubuntu 18.04. I've executed the following command: sudo add-apt-repository ppa:ondrej/php It looks finished successfully. After that I update the apt by: apt update ...
Martin AJ's user avatar
  • 191
1 vote
1 answer
65 views

After upgrading from 18.04 LTS to 20.4 LTS: no applications or other files known

It was more than time to upgrade, I still was running 18.04 on my principal workstation. Performed do-release-upgrade with not a single issue, am now at 20.04 LTS and of course the next step will be ...
Paulinha_B's user avatar
1 vote
1 answer
638 views

Can't upgrade Ubuntu 18.04 to 20.04

I'm having no luck upgrading my Ubuntu 18.04 to 20.04. At every attempt, the upgrade process is interrupted with this message: What do I do? * sudo apt update [sudo] password for jakub: Hit:1 http://...
kubakonrad's user avatar
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0 answers
115 views

Kernel panic from GNU GRUB after updating from 18.04.6 to 20.04.6 even from 3 recovery mode options

Updated from ubuntu 18.04 to 20.04. Got the following error: A problem occurred during the update. This is usually some sort of network problem, please check your network connection and retry. E:...
user1861147's user avatar
1 vote
1 answer
773 views

Now that Firefox no longer supports Ubuntu 18.04, what commands can uninstall Firefox? Can I save the Firefox bookmarks to use in a new browser? [closed]

I have had Firefox as the main browser for this computer for ages. I got a new computer and began spending all my time on that. It got to where there were so many Ubuntu updates for this computer ...
Emily BH's user avatar
1 vote
1 answer
179 views

Has the handling of the /etc/issue file changed from 18.04 to 20.04

I have bionic systems that display the lines in /etc/issue on login and re-display if I press ENTER. But, on my focal systems I only get the /etc/issue contents once, it does not display when I press ...
KevinDTimm's user avatar
0 votes
0 answers
36 views

Says i'm out of storage but i'm not [duplicate]

When I try and run any app or tab auto complete it says I'm out of space ex. -bash: cannot create temp file for here-document: No space left on device But when I run df -h it says I have 67% space ...
Colin Sutter's user avatar
0 votes
0 answers
862 views

How to fix broken apt in Ubuntu 18.04 without reinstalling from scratch [duplicate]

I have an old server running Ubuntu 18.04.6 LTS, and I suspect that someone tried to install or upgrade to the wrong Ubuntu 20.04 packages, resulting in a broken apt and a so-called "...
mchijmma's user avatar
0 votes
1 answer
1k views

Ubuntu 20.04 not able to monitor disk usage via snmp

I've been trying to get SNMP to work for OID .1.3.6.1.4.1.2021.9 on Ubuntu 20 and 22, for reference: https://oidref.com/1.3.6.1.4.1.2021.9 When trying on Ubuntu 18 it does work. Ubuntu 18 uses SNMP ...
Alex Bijlsma's user avatar
-1 votes
1 answer
179 views

USN-6154-1: Vim vulnerabilities fix for non-pro Ubuntu 18.04 version [closed]

There is a new vulnerability reported for vim which I'm not able to rectify as apparently it requires pro version of Ubuntu in order to download the upgrade: https://ubuntu.com/security/notices/USN-...
Daniel's user avatar
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2 votes
1 answer
1k views

Cannot do-release-upgrade on 18.04.6 [duplicate]

Trying to upgrade from 18.04. I'm getting a 401 unauthorized when trying to update && upgrade. I do not have UA nor have I ever. It seems to be trying to pull from ESM even without UA ...
Dan F's user avatar
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0 votes
1 answer
288 views

Upgrading 18.04 and getting error "Possible missing firmware"

I am attempting to upgrade my 18.04 ubuntu installation. I've done: sudo apt update sudo apt upgrade sudo apt dist-upgrade sudo do-release-upgrade When I do sudo do-release-upgrade I get "...
Omroth's user avatar
  • 133
0 votes
0 answers
1k views

Can't upgrade from 18.04 to 20.04

I'm trying to upgrade from 18.04.6 LTS to next LTS (20.04?). To do that, I first try to update everything about my current release (sudo do-release-upgrade seems to require that), but the sudo apt ...
Ed.'s user avatar
  • 131
5 votes
1 answer
28k views

unable to install php8.1 on 18.04 [closed]

I have 18.04 on a virtual machine. i want to update to php8.1 I already have the PPA php repository on the machine: sudo add-apt-repository ppa:ondrej/php i can see that there is a file in: # ls -l /...
pgee70's user avatar
  • 217
-1 votes
1 answer
69 views

NFS file sharing failed on upgrade to 18.04 [closed]

I set up NFS file sharing between two Ubuntu computers on my LAN, it used to work fine. It recently stopped working (perhaps when I upgraded from Ubuntu 16 to 18?). What do I have to do different now? ...
Mike Higgins's user avatar
6 votes
2 answers
8k views

Ubuntu 18.04 apt-get upgrade failing with 401 errors

I would like to do-release-upgrade, but I first need to apt-get upgrade. It can't getch various packages, and fails. Adding the free Ubuntu Pro doesn't fix the error. I'm running 18.04: # cat /etc/...
Kevin's user avatar
  • 99
0 votes
1 answer
461 views

Upgrade from 18.04 to 20.04 error "Could not calculate the upgrade"

While trying to upgrade from 18.04 to 20.04 I am getting the following message Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade. If none of this ...
Sec-Wizard's user avatar
0 votes
0 answers
127 views

How to disable 5G support of my wifi

I am using ubuntu 18.04.6, as in tegra-ubuntu 4.9.253-tegra. Now I want to make it such that I won't be able to scan nor connect to 5G networks, is there any way other than modifying the driver, such ...
Darsan K Pradeep's user avatar
0 votes
0 answers
452 views

Does Ubuntu 18.04 lts support Intel uhd 770 graphic card? Is the driver integrated in the OS?

There is an industrial pc and was installed ubuntu 18.04 lts and a intel graphic uhd 770.But I found it showed 'llvmpipe' while I check the information of the device. I can't change the resolution of ...
Kyle James's user avatar
0 votes
0 answers
23 views

System is not started due to Mysq server issue

My system is recently upgraded from 16.04 to 18.04. The system is not started. I am connected with the recovery mode. When I tried to empty spaces, I am facing the issue below:
Hayat Bellafkih's user avatar
-2 votes
1 answer
143 views

Try to install a package without any other action

I know it is not a preferred action, but for a distupgrade from bionic to focal (and later to jammy) I have to install a package from focal to bionic first. This is because I have an additional source ...
NewLinuxSquirrel's user avatar
0 votes
1 answer
998 views

Ubuntu 18.04.6 LTS - AMD Ryzen 7 5700U with Radeon Graphics - Video/graphics driver

I am trying to make the graphical driver to work in the setup below, but without success. Ubuntu 18.04.6 LTS AMD Ryzen 7 5700U with Radeon Graphics HP 255 G8 Notebook I know the Ubuntu version is ...
Cristiano's user avatar
0 votes
0 answers
98 views

Installing Cantera 1.8.0 on Ubuntu 18.04

I am trying a lot to install cantera 1.8.0. It is an older version but i need to install it on my Ubuntu 18.04. I am Codeline of the error is /usr/include/numpy/npy_1_7_deprecated_api.h:15:2: warning:...
Anirudh's user avatar
0 votes
0 answers
3k views

Ubuntu 18.04 apt: command not found

I have a problem in my ubuntu, I did sudo apt update, it zupdated me but since then I can't use the apt command to download things from the repository I have a question if there is any option to ...
Ex6linz's user avatar
0 votes
1 answer
1k views

Have to manually restart NetworkManager to get WiFi to work

After every single reboot, I have to manually restart the NetworkManager, so that the Wifi does connect, which makes it impossible to run truly headless. OS: Ubuntu 18.04 Hardware: Jetson Nano this is ...
Tasmotanizer's user avatar
0 votes
0 answers
61 views

Linux upgrade stops because of invalid udev extension in sources list

Hoping people server smarter than me can help out on this one. We have 3 (one load balancer and two servers) Ubuntu servers on 18.04. I was trying to bring them up to 22 (slowly) and got blocked ...
cbloss793's user avatar
  • 101
0 votes
0 answers
225 views

How to safely open ports for Cyber Protection Agent

I have installed the Backup Agent for Linux Servers "Cyber Protection Agent" on vps. I have followed this link https://www.ionos.com/help/server-cloud-infrastructure/cloud-backup/installing-...
hous's user avatar
  • 225
5 votes
1 answer
1k views

EOL Upgrade Ubuntu 18.04.6 LTS (Bionic Beaver)

I would like to upgrade my Ubuntu 18.04.6 LTS (Bionic Beaver) to latest/greatest version because the current one is going to be EOL in May 2023. Any one done this upgrade please provide the steps. ...
Mohamed Nazar S.M's user avatar

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