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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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Why is some icons of communitheme in Ubuntu 18.04.1 different from Ubuntu 18.10

Such as Firefox, LibreOffice, they are different from Ubuntu 18.10
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Ubuntu on DELL Precision 5530

Today I received my new notebook DELL 5530 installed UBUNTU 18.04 on it. After successful installation, the Ubuntu does not boot. It says: no bootable device found I think because, it can not find ...
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48 views

How to swap more often

My PC has swappiness set to 60. cat /proc/sys/vm/swappiness 60 Even so, swap only occurred when the PC runs out of RAM. So, every time I fill the RAM, it stops responding for a while while it is ...
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Ubuntu random blackscreens

While running Ubuntu occasionally (but really unregular) experience black screens. When this happens I am forced to hard reset the PC. Informations: Computer keeps running and sound keeps playing. ...
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Vivaldi 2.2xxxxx on Ubuntu 18.4 keyring frustration

I do not understand. Ubuntu 18.4 installs easy. Vivaldi 2.2xxxxx installs easy; bookmarks import easy. However, when Vivaldi starts, a prompt appears to enter the keyring pw as it was not loaded ...
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Screen scaling problem in 18.04 on 4k screen

My Ubuntu 18.04 came default with a screen scaling of 200% which is great, since everything is teeny-tiny if I set it to 100 %. However, not all programs seem to respect this setting; see for ...
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No shutting down after clicking the button

My laptop Lenovo ideapad 320 (Ubuntu 18.04) does not shot down when I click the button there is just black screen (brighter than when it is switched off) and nothing more. Does anybody know how to fix ...
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How do I run vnc on ubuntu 1804 desktop?

I want to run VNC on my Ubuntu desktop 18.04, I don't want to remove GNOME and install any other desktop environment. How can I do that? I've tried everything tigervnc, tightvnc, built-in desktop ...
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1answer
19 views

chmod: changing permissions of file system

I'm having problems to execute file in my VMware folder, I tried changing permissions, but it does not change but give this error: chmod: changing permissions of <filename> Read-only file ...
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1answer
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How to install Kubernetes Locally via Minikube

Trying to learn more about Kubernetes I tried to install a standalone instance. If you try to run minikube it suggest to use snap. sudo snap install minikube kubectl snap info minikube Minikube ...
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9 views

Ubuntu randomly reboots on Dell Inspiron 13 7000 2-in-1

I've been having several instances of Ubuntu randomly rebooting my laptop with not trace of an error message or clue to a reason why. I've checked the system logs but frankly I'm too new to this to ...
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1answer
30 views

Repositories not enabled on fresh boot - is this a problem?

I recently created a 18.04.1 LTS Live USB. After setting it up, I noticed several repositories, including universe, were not enabled as they should be. I am aware that this is a known bug for 18.04.1 ...
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Error updating aptly mirror Ubuntu 18.04

I'm creating an Ubuntu 18.04 repository and I encountered this error while updating the aptly mirror. Downloading & parsing package files... Downloading http://archive.ubuntu.com/ubuntu/dists/...
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How to get docky to show window panels?

I've looked around all day to get an answer and it seems like a lot of people don't like window panels or something. or maybe it's not possible but I really need window panels. i sometimes have a lot ...
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H310 Chipset supported?

Linux newbie (since 1996) - have been really impressed w/ Ubuntu 18.04 and Mint 19.1. Purchased a Gigabite H310M A mobo for an upgrade to my old Antec case (2006 like new almost) .. finding anything ...
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1answer
12 views

Fullscreen not working in Kindle using wine

I recently installed Amazon Kindle using Wine 3.0 and PlayOnLinux on my Ubuntu 18.04. Everything works perfectly except for the full screen mode. When I press Fn+f11 I see a smaller windowed mode with ...
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22 views

Windows 10 error booting after Ubuntu Install

I have just installed Ubuntu 18.04. During the boot, "Windows UEFI" appear while I hit ESC, but when I choose this option here is what I get : error : no such device: /EFI/Microsoft/Boot/bootmgfw....
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Ubunut 18.04 frezee whit quad core processor N2940

in the old version of ubuntu, i can find the processor driver in the driver app. know is automatic but my laptop freeze a lot. and this is the only difference i can find. Laptop Acer aspire e 17 ...
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1answer
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Apple's FaceTime on Ubuntu 18.04

I wanted to know if Apple's FaceTime, designed for iOS, could work on Ubuntu 18.04 as well. Maybe through an emulator. Do you know if there is any way to install FaceTime on Ubuntu? Or do I need an ...
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Bluetooth can't seek devices

No devices are found with bluetooth, all appropriate software are installed (blueman, bluez, pulse bluetooth module), so I'm not missing anything on that front. However I do think the problem is ...
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VS Code does not show me the contents when I use “open folder”

I have a problem with Vs Code when I try to use "Open folder". This is the image. Vs Code version 1.30.0 Ubuntu 18.04.1 LTS I hope you can help me with this problem. Thanks guys.
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43 views

Problem at partitioning menu screen

I already used Windows to partition 67GB disk space. The Ubuntu 18.04 installation goes well until I get to the partitioning menu. I am unable to select a root directory, to move forward. I'm not ...
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1answer
28 views

Ubuntu '.deb' file installation problem

After downloading the .deb file of the Brackets editor and try to install it . It takes me to the Ubuntu Software Centre, to install the file. After the installation completes it shows the 'Install' ...
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Ubuntu 18.04 hp laptop battery not detected

I tried to see battery on my laptop, but acpi is not working too.
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WiFi doesn't works in 18.04 | 18.10

Before update from 17.10, all internet connections work correctly; but when I updated to 18.04, and later to 18.10, WiFi crashed. My case is curious: I can connect to my router and any device in my ...
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How to speedup Ubuntu 18.04 after upgrading from 17.10? (on Windows there where CCleaner etc.)

Is there any process to speed up the system after a few months of usage? On Windows, there were programs like CCleaner etc.
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Install Remote Desktop (Ubuntu-desktop, xRDP or whatever) on Ubuntu VPS?

How can we setup a Desktop GUI on our remote VPS server, where we have only access to it's terminal (and no DESKTOP is setup there yet), so after that we could connect to that desktop (using Windows ...
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Ubuntu shows 120hz but its actually not more than 60hz (images, outputs)

I set to 120 hertz in Displays settings. And also enabled Composite in CompizConfig Settings Manager, disabled Detect Refresh Rate and set Refresh Rate to 120hz. It looks ok but actually its not. I ...
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28 views

Problem printing from cups

I have connected printer Brother HL-L2310D to server on Debian. I can print all from server i.e. test page from cups. Printer is shared in network and on PC with Windows 10 there sending job to server ...
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Missing Passwords Login keyring after fresh Ubuntu desktop 18.04 LTS installation

Noticed that password use of keyring had problems. Mysql Workbench complained at everything having to do with keyring. Started seahorse to check. Turned out that the Passwords:Login category that ...
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Apache works in Ubuntu 18.04 but gets an error reading error.php

Apache works in Ubuntu 18.04 LTS but gets an error reading error.php or phpinfo.php page. The server-status page works so apache is working but can't read php pages. I tried to edit apache2.conf but ...
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How can I install Filezilla on Linux 18.04 via command line?

How can I install Filezilla on Linux 18.04 via command line, kindly help. sudo sh -c 'echo "deb http://archive.getdeb.net/ubuntu xenial-getdeb apps" >> /etc/apt/sources.list.d/getdeb.list' ...
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If I `sudo-apt upgrade-distro` on Ubuntu 16.04 to Ubuntu 18.04, will my nvidia drivers break?

I wanted to upgrade my current xenial distro to bionic. I have my Nvidia drivers installed in xenial, and I wonder what a distro upgrade from the CLI would do to my nvidia drivers. I've broken them ...
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1answer
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Dual boot Windows 7 & Ubuntu 18.04

I'm trying to set up a dual boot of Windows 7 alongside Ubuntu 18.04 on my HP Envy 4 1030-CA laptop, and keep all Windows 7 data as well. The Ubuntu installer doesn't recognize Windows 7 as an ...
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1answer
30 views

VLC closes immediately when playing file accessed in the file manager

This problem didn't appear immediately after installing VLC from repos in Kubuntu 18.04, but after a while. Starting VLC and using its internal GUI actions (Open file etc) works. Running vlc path/to/...
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No installation candidate for libopenmpi2

I've been trying to install openFOAM on 18.04 and get the following error after sudo apt-get install openfoam6: The following packages have unmet dependencies. openfoam6 : Depends: libopenmpi2 but ...
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Is there a way to get DC Universe Online to work on Ubuntu 18.04?

I tried to download from the sight 1st. It kept freezing on install. Next I tried to get Wine to install Steam & got: "Checksum for /home/ekx/.cache/winetricks/steam/SteamSetup.exe did not ...
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Stable solution for Bluetooth connecting issue

I can see the Bluetooth connecting issue (More common with Bluetooth headset/speaker) is common problem in Ubuntu or Linux. (I use ubuntu 18.04). I could not get a fixed solution for that. I have a ...
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1answer
46 views

What files should be on an Ubuntu installation DVD?

I have two DVDs. I cannot install from either. One is xxx.iso the other contains files: .disk, boot, casper … etc What should I see if I display the files that are on a proper DVD?
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1answer
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Application System Tray - GNOME 18.04

I have the problem that system trays in Ubuntu 18.04.1 (using GNOME) are not visible. I found a similar topic (Missing system tray icons Ubuntu Gnome 18.04) but the command sudo cpan -i Gtk2::...
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xterm -iconic in Ubuntu 18.04 Gnome 3.28.2 not working

In Ubuntu 16.04 I would run xterm at startup: xterm -iconic -title "Redshift" -e "echo \\"Redshift started...\\" && redshift -l geoclue2" It would open as a minimized icon. In Ubuntu 18.04 -...
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Dell Inspiron 5570 Fingerprint Sensor Driver

I have a Dell Inspiron 5570 laptop with dualboot of Ubuntu 18.04 and Windows 10. Fingerprint sensor works well on Windows, but doesn't find any driver for Ubuntu. Does anybody found a solution for ...
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Touchpad not working in Ubuntu live session

I just put ubuntu on my usb drive and chose "try ubuntu without installing". But the touchpad doesnt work anymore in the desktop. Any help is appreciated.
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1answer
30 views

No more sound devices in 18.04

I had everything working well on my Dell Ins 7700 but wanted to change default audio output to HDMI. I installed pulseaudio set default in the app and it worked fine. I then lost audio a few hours ...
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0answers
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Ubuntu 18.04 - Wireless not working for some sites after suspend

I have a Ubuntu 18.04 dual booted on a Dell Inspiron. Whenever I suspend in Ubuntu (close the lid or something) and then use it again, the wireless does not connect to the WiFi of my institution (...
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LAN printer installed. Unable to print because of auth, and not see where to enter login password

LAN printer installed. Unable to print because of auth, and not see where to enter login password. Printer installed on neighbor lan(nested router), routing and firewalls configured. Its on Ubuntu 18....
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Ubuntu 18.04 LTS on Acer Aspire 5742 Brightness does not change

I have Ubuntu 18.0 on Acer Aspire 5742. The brightness does not change using controls or by scroll bar given in settings. I have tried the solutions provided in the following links but they do not ...
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Dell XPS 9570 ubuntu short battery life

I have an xps 9570 running 18.04 Jackhack96 version. I have recently realized that my battery life was getting worse. Opening powertop I saw the following Summary: 2274,6 wakeups/second, 0,0 GPU ops/...
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Jupyter notebook permission denied

I'm using Ubuntu 18.04 and whenever I run the command jupyter notebook in the terminal, it shows Access to the file was denied The file at /run/user/1000/jupyter/nbserver-10831-open.html is not ...
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Any downside of installing Ubuntu in C drive over full format install?

Currently I have Windows 10 operating system. I don't want to dual boot. I want to clear the C drive and install Ubuntu in it. I want to retain data in other drives. So I found this. In this he says ...