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Questions tagged [18.04]

Seventh LTS (Long Term Support) release of Ubuntu, code-named "Bionic Beaver". Released on 26th April, 2018. Will go End Of Life (EOL) April 2028. Only use this tag for version-specific questions.

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Update grub menu entries to correctly point to old OS installations

I have recently added an SSD to my system. I have installed Windows and Ubuntu on this new SSD. I want to keep an earlier installed Ubuntu. SSD0 - New Ubuntu 18.04 (works) [1] - New windows 10 (...
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Unattended-upgrade in progress during shutdown

I have Ubuntu 18.04 and have automatic updates disabled. I did not do an update and when I shutdown my computer, I saw this message: Why did this happen and should I be concerned?
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Installed apache2 on Ubuntu 18.04, started it, it answers requests from localhost, but not from outside

I have set up a server under Ubuntu 18.04 from scratch with apache2. I configured apache2 and I was able to start it. I can confirm it is running prompt:~$ apachectl status Apache ...
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12 views

Geforce 710M Vulkan Question

I've got question related to Vulkan & GeForce 710M. I'm using Steam and trying to run some games via Proton. But - unfortunately - it requires Vulkan, which "officially" is not supported by this ...
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.desktop not starting script

I created a startup file Navicat.desktop as following: #!/usr/bin/env xdg-open [Desktop Entry] Version=1.0 Type=Application Terminal=false Icon=/home/anpi1/Navicat/navicat120/Navicat_psql.ico Name=...
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Troubles installing Visual Studio Code from source

I'm trying to install Visual Studio Code from the source(which comes in tar.gz archive) for Ubuntu 18.14 (architecture armhf). But there are no readme, configure, or even configure.ac. How can i ...
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12 views

Ubuntu stuck on language setting while installation

I am really struggling with the installation of my ubuntu. Screen freezes when I try to select language and click continue to install and provide further information. Bio configuration: Secure boot - ...
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1answer
22 views

Ubuntu 18.04 LTS suddenly logout

I have a problem some times when starting my PC after I logged in and start working, all of a sudden ubuntu log out and closes every window I 've opened. Do you know what causing this problem?
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19 views

Windows dual boot on Ubuntu machine eventually breaks keyboard

I've purchased a laptop from Entroware running Ubuntu 18.04, and installed windows 10 alongside it. Everything works fine. However, eventually the keyboard seems to get damaged somehow, and begins ...
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1answer
16 views

Login freeze on Ubuntu 18.04 + can't bring up shell (Ctrl + F2)

I know there are multiple threads on login freeze and the fixes that I found require the user to run shell and download some drivers. My problem is that I can't open the shell because either the ...
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1answer
26 views

Cannot install netflix desktop on ubuntu

I am trying to install netflix desktop version to be able to watch movies offline and I am getting this error. E: Unable to locate package netflix-desktop I am running these commands: sudo apt-add-...
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1answer
15 views

Changing UUID for an LVM2_member

I have cloned my SSD and rebooted with a Live distro to change the corresponding UUID. Unfortunately when I run tune2fs -U {some_UUID} /dev/sda5 I get the error tune2fs: Bad magic number .... /...
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USB ports detected but not active on Ubuntu 18.04

Soon after installing Ubuntu 18.04.2 LTS on my machine, 2 of my USB ports stopped working. One was immediate, while the other stopped after a few weeks of use. I have one USB port left at the moment ...
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25 views

What is the right way to write a .desktop file to launch app with a specific theme on Ubuntu 18.04?

My system is Ubuntu 18.04. I want to start corebird with a specific theme from a .desktop file. So I created a .desktop file with this exec line: Exec=env GTK_THEME=mytheme corebird But corebird ...
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1answer
25 views

Wine: How to fix held broken packages?

I followed the WineHQ Wiki in order to install WINE, So I typed all the following lines: sudo dpkg --add-architecture i386 wget -nc https://dl.winehq.org/wine-builds/winehq.key sudo apt-key add ...
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1answer
10 views

error with permissions when installing vue/cli

I have installed the latest LTS version of nodejs using the link doc from their website for linux_x64 (https://github.com/nodejs/help/wiki/Installation) The installation went well but when trying to ...
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How to get USB to serial cable working properly on virtual box running Bionic?

I have trouble connecting to a separate hardware via USB-to-serial cable. I have added the USB-device to the USB-settings of my virtual box, and when I look at $ dmesg|grep -i USB I get [ 901....
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Conky on Ubuntu 18.04.2 LTS

Hey I followed this instruction to display my google calendar on desktop in ubuntu 18.04 https://www.linuxuprising.com/2018/11/how-to-embed-google-calendar-on-your.html But nothing happens when I ...
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“Close tabs” conversastion very slow without alert sound and another sound issue

On my recent-reinstalled Ubuntu 18.04 I've noticed some annoying issue with firefox when I tried to close it, these symptoms are: If I click close firefox only with one tab, it closes immediately If ...
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28 views

Ubuntu doesn not show “Try Ubuntu without installing”

For some reason the existing operating system(Fedora is giving kernel panic error) so i decided to install Ubuntu 16.04.5 LTS desktop version. When i boot using bootable USB it just shows 2 options ...
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17 views

Bluetooth working very unreliably Ubuntu 18.04

2 days ago my Bluetooth stopped working on my PC, and I tried booting to the Ubuntu installation disk and it also didn't work (it also didn't work on Windows). Today, I turned on my computer to find ...
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35 views

WD (Sandisk) NVMe M.2 stick not quite working

To be clear, I expected trouble. The computer is an old HP Z820 (certainly no BIOS support for NVMe) with the latest 2018 BIOS update. The stick is a new(-ish?) Western Digital (Sandisk) model: WD ...
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23 views

Compiling c programs [duplicate]

I have tried compiling c programs and it fails I tried gcc-0 hello hello.c it said gcc-0 command found I also tried sudo gcc-0 hello hello.c and it said gcc command not found I have installed all ...
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1answer
23 views

Remove Entries from Login Settings menu

I wanted to know about removing the entries while logging in as they seem to be causing problems. I only want to keep Gnome Classic and remove others. Moreover, I seem to have messed up with the ...
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Ubuntu 18.04 screen lock loses highest resolution each time

I'm on Ubuntu 18.04 desktop, with Intel HD Integrated Graphics and a single 2560x1440 screen connected with a DP (DisplayPort) cable. I've not had this problem using the same desktop with smaller ...
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24 views

Ubuntu 18.04 no graphics acceleration on external monitor hdmi

I have weird problem with my DELL XPS 15 9570, i recently connected a external monitor (DELL P2719H) to my laptop over HDMI and there are no graphics acceleration on my external monitor. 00:00.0 Host ...
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1answer
9 views

How to change theme in Qt5 configuration editor when it is too large

I changed theme in Qt5 configuration editor (qt5ct package) and now it is so big that it cannot be resized and the apply button is outside the laptop screen. How to change the theme to gtk2 ? Is ...
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32 views

My WiFi speed stuck at 1Mb/s

so I read multiple threads about this problem and my rate is limited to 1Mb/s (or that is what iwconfig tells me.) Here is my output of iwconfig: lo no wireless extensions. ...
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30 views

O ubuntu está a acabar?

Antes quando o instalava tudo funcionava, agora é só problemas. Entra em standby bloquei. Em 5g é lento ou não anda. Fora outras situações já resolvidas, será que tenho que voltar para o windows?
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22 views

Upgrade to Ubuntu 18.04/Get more free space

Originally I wanted to upgrade from 16.04 to 18.04. After launching the upgrade installer which appeared after I boot the Ubuntu, I got the message that I should upgrade snapd first (whatever is is). ...
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1answer
18 views

Video driver lost after upgrade to 18.04

I recently upgraded my laptop from Ubuntu 14.04 to 16.04 to 18.04 and now I have a problem with video rendering. Video rendering of windows is extremely sluggish and sometimes repainting of a window ...
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How to change the location where ubuntu is installed

I am pretty new to linux. I have an asus k56ca with a 24gb ssd and a 750gb hdd. I installed ubuntu inside the ssd and it started running out of storage. How do I move my os installation to my hdd ?
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Ubuntu 18.04 hangs and collapses

I installed Ubuntu 18.04 (AMD 64bit) few days ago. It works correctly, but sometimes Ubuntu hangs for 3-6 sec and the screen collapses like this After that, I have to press the power button to ...
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24 views

Reinstall Ubuntu in an Ubuntu laptop

I had installed Ubuntu 18.04 from a usb drive in an hp/amd Windows machine and I erased windows. installation completed but soon discovered that my network adapter was not found by the OS. how ...
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Bluetooh keyboard random disconect on Ubuntu 18.04LTS

I have a Dell latitude E7240 16gb or ram and a 512SSD I installed the full blown version of Ubuntu 18.04LTS and have done all possible updates and even look updated proprietary drivers but my Logitech ...
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1answer
21 views

ffmpeg black screen recording

Hello when i want to record my desktop or recording video with ffmpeg it generates a black video ?? my operating system ubuntu 18:04 bionic kernel 4.16 here is the command I'm using : ffmpeg -f ...
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Ubuntu freezes and won't boot after clean installation

title says it all, it's a new clean laptop. I can't boot neither 18.04lts nor 18.10. It frezees on login screen after entering password
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1answer
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Ubuntu 18.04.02 won't boot to desktop just black screen

Running Ubuntu 18.04.02 LTS (Kubuntu) on a Macbook Pro (2013 or 2015 I think) and I am having an issue when I boot. It takes around 5 minutes to get to a black screen with only the mouse pointer ...
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Thinkpad T450 Ubuntu 18.04 - internal camera and microphone not working

on my Thinkpad T450 I set up a new Ubuntu 18.04 installation. Unfortunately the build-in microphone and camera are not detected / working right now. I tried editing alsa-base.conf like suggested in ...
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Set temporary static IP in ubuntu 18 without editing files

I have a USB network interface which I want to set the IP address and netwmask on manually. If I do that this way: $ sudo ip addr add 10.1.1.1/24 dev eno1 I also run this: $ nmcli dev set eno1 ...
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1answer
17 views

Windows network

I used to run my laptop on windows earlier. But, when I installed Ubuntu, I choose to replace Windows. I had a lot of soft wares installed in my Windows 10. I assumed that all of them got deleted and ...
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1answer
21 views

Can't update from 16.04 to 18.04

My ubuntu 16.04 keeps popping up a screen saying "new version available, do you want to update to 18.04?" but after I click yes nothing happens. Is there any other way to update to 18.04?
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32 views

How to select a column or block of text in gedit 3.28.1?

Is it possible to select a column or block of text in Gedit 3.28.1? The following image is with Kate 17.12.3 but shows what I want:
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Boot error, Failed to start IIO Sensor

after that one of myd External hard drive not unmounted and ubuntu restart and shutdown not work, i had turn off the laptop with hard button after turn on laptop i have this error : 1- Failed to start ...
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1answer
33 views

Can't install gcc [duplicate]

I am trying to install gcc (in order to install postGIS later), but i have the folowing problem (you can see in the picture). Can anyone help?
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20 views

Cannot run sublime text 3 by clicking icon Ubuntu 18.04

After Sublime Text update to 3.2. I cannot run sublime text by clicking the icon in application page or the favorite list. I reinstall sublime text by wget -qO - https://download.sublimetext.com/...
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IKEv2 VPN Server connects but no internet

I want to setup a VPS Server on my VPS. I followed the following guide: https://www.digitalocean.com/community/tutorials/how-to-set-up-an-ikev2-vpn-server-with-strongswan-on-ubuntu-16-04 Every thing ...
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21 views

Keyboard and mouse not responding after booting up 18.04

Since last night I have this weird issue; I can't use my mouse and keyboard after I boot up Ubuntu. What happens is I get to the desktop normally, and I can't do anything. The cursor stays in place, ...
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1answer
60 views

How to install NVIDIA GTX 950M driver in Ubuntu 18.04 LTS

Im using Ubuntu 18.04 LTS and GTX 950m I'm already installing GTX 950m driver, but when I check with lspci -k | grep -EA2 'VGA|3D', I see: 00:02.0 VGA compatible controller: Intel Corporation HD ...
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30 views

How do i speed up boot time in Ubuntu 18.04 LTS?

I am new to Linux and i have dual booted Ubuntu 18.04 LTS with Windows. Things were fine for like 15 days and now the boot time is slow. The Ubuntu splash screen takes quite time to load up after the ...