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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Theme parsing error with evince

I have Ubuntu 18.04 installed. Every time I used evince to view a pdf file, I get the following error on my terminal: Theme parsing error: gtk-main.css:73:38: Failed to import: Error opening file /...
Sir Cornflakes's user avatar
2 votes
2 answers
2k views

Nautilus randomly starts eating all my RAM until computer crashes

Title says it all. I'm dual-booting Ubuntu 18.04 (alongside Win10) on a MSI GS65. I've randomly gotten this problem over the past month or so, but I just got it now twice back to back when ...
Russell Richie's user avatar
0 votes
1 answer
1k views

Wi-Fi connectivity issue - Ubuntu 18.04

I'm new to Ubuntu and I've 18.04 installed. Not sure if this is due to faulty installation or something, but I'm having trouble with very slow Wi-Fi speeds and frequent disconnections. Here is a ...
notDarkMatter's user avatar
1 vote
0 answers
260 views

Gedit always opens documents in new windows instead of tabs on Ubuntu 18.04.1 LTS

I can't open new documents in tabs by clicking by mouse in the file manager. I searched for this issue but only found old questions for old Ubuntu versions. I changed DBusActivatable to false as the ...
Rageful's user avatar
  • 11
6 votes
1 answer
2k views

ubuntu 18.04 wants to open an USB ethernet connection on every reboot although a PCI ethernet connection exists

I have Ubuntu 18.04 with a PCI ethernet cable (connected). When I boot my machine it always tries to open a USB ethernet connection. I can switch this off using the menue in the top right corner of my ...
Sir Cornflakes's user avatar
0 votes
1 answer
364 views

acer aspire touchpad gestures not working

When I try to load the psmouse module I get: $ /sbin/rmmod psmouse rmmod: ERROR: ../libkmod/libkmod-module.c:793 kmod_module_remove_module() could not remove 'psmouse': Operation not permitted rmmod: ...
Rahul Dutta's user avatar
1 vote
1 answer
1k views

Touchpad cursor is jerky

All is in the title, this on Ubuntu 18.04.1 LTS freshly installed. When I connect my regular mouse it works just fine but the touchpad is still jerky. Please help me. I've looked in a lot of places ...
user310148's user avatar
8 votes
1 answer
12k views

usbmount — fails to automount

On ubuntu 18.04 LTS server installation I have installed usbmount, with this /etc/usbmount/usbmound.conf: ENABLED=1 MOUNTPOINTS="/media/usb0 /media/usb1 /media/usb2 /media/usb3 /media/...
philipp's user avatar
  • 369
0 votes
1 answer
495 views

Activities dual monitor issue with Ubuntu 18.04

I found the Activities overview very useful in Ubuntu 18.04. Unfortunately, when I plugged the second display, I found out that it is impossible to switch between activities located at different ...
Kirill Vasin's user avatar
0 votes
1 answer
2k views

Cannot install openvas9 on Bionic for ARM

I am trying to install openvas (actually openvas9) on an Bionic on ARM. Following the instructions from https://hackertarget.com/openvas-9-install-ubuntu-1604/ When trying to run the command : apt ...
tsmets's user avatar
  • 1
12 votes
1 answer
22k views

Where is the path of sublime in Ubuntu 18.04?

I want to set my Sublime Text path in FileZilla. Where and how do I set the path?
Sabbir Ahmad's user avatar
0 votes
1 answer
3k views

Getting systemctl with Arpwatch to work

Having trouble on 18.04.1 getting arpwatch to start. It seems to work with . /etc/init.d/arpwatch start but not systemctl start arpwatch Any ideas?
bibble235's user avatar
  • 159
1 vote
0 answers
381 views

Realtek rtl8623be back to low signal WiFi after update

I've had this issue before but after all the options I've found online I'm still no further forward this time. I've got a HP Laptop with the rtl8723be wifi adapter. I've had issues in the passed with ...
Woddell's user avatar
  • 31
2 votes
1 answer
429 views

No Sound - sound cards are not visible on Ubuntu 18.04

I am having this problem since last 10 days, first it was showing dummy output, I tried all the possible solutions suggested online but nothing worked. I upgraded to Ubuntu 18.04 yesterday with the ...
sibasishm's user avatar
  • 121
0 votes
1 answer
3k views

Ubuntu 18.04.1 not booting properly showing busybox

! [Ubuntu 18.04 not booting properly Showing [3.244726 AMD -vi Unable to write to IOMMU perf counter 3.365182. Could not get size 0×80000000000000e 3. 367212 MODSIGN : couldn't get UFEI db ...
Sbh 876's user avatar
0 votes
2 answers
3k views

How do I know when docker pull updates an image?

I have a script that I run to update images and then stop -> rm -> run them again. Unfortunately, the last 3 steps happen even if pull didn't update the image (i.e. it's already up to date). How can I ...
void.pointer's user avatar
  • 2,655
0 votes
1 answer
145 views

I need a help with apt(annoying message)

I made a script and moved it to /usr/bin, then i removed it, but now when i try to use apt to update or upgrade and install something, i get that message at the end "sh: 1: /usr/bin/test: not found"("...
paparoxo360's user avatar
3 votes
1 answer
933 views

Ubuntu 18.04 Install Freezes the CPU

I'm trying to install Ubuntu 18.04 on a Dell XPS9560 with an Intel Core i7-7700HQ and It was freezing up on the splash screen. I started it again and disabled the splash screen in the GRUB command ...
John Stanford's user avatar
2 votes
1 answer
907 views

Compiler error after upgrade to Ubuntu Bionic 18.04 and g++ 7.3.0

As said in the title, I just upgraded to Ubuntu Bionic, 18.04, which comes with g++ 7.3.0. Since then I get these compiler error messages: In file included from /usr/include/c++/7/ext/...
Rene's user avatar
  • 373
2 votes
1 answer
933 views

How do I get the old user-based login screen to work in 18.04

I remember back in the day if I had 3 accounts on my Ubuntu system and each had a different wallpaper I would see each wallpaper at the login screen (depending on which account was selected). Now in ...
J Rosenberg's user avatar
0 votes
0 answers
936 views

wifi driver error - Ubuntu 18.04 for bcm4365 - Dell Vostro

I tried running the following commands and it did not work. sudo apt update sudo apt install bcmwl-kernal-source sudo apt-get --reinstall install bcmwl-kernal-source sudo modprobe -r b43 ssb wl ...
srb's user avatar
  • 33
2 votes
1 answer
1k views

Unable to install edb on Ubuntu 18.04

I am facing the following while trying to install edb: sudo apt install edb Reading package lists... Done Building dependency tree Reading state information... Done The following packages were ...
Nitescu Lucian's user avatar
1 vote
0 answers
433 views

Black screen with blinking underscore in Lubuntu guest OS in VirtualBox

I installed VirtualBox and downloaded the Lubuntu 18.04 image. Then I created a new virtual machine with VirtualBox. I did everything like in TechGumbo´s How to Use VirtualBox (Beginners Guide) video. ...
David Brandstötter's user avatar
1 vote
0 answers
79 views

ubuntu 18.04 bluetooth not working Asus fx503vd

On my first install with ubuntu on this machine bluetooth was working fine. I did a new install once through a server method and this time from USB. Both time, which are the last two times, the ...
jason seymour's user avatar
2 votes
1 answer
7k views

How to partition harddisk for Ubuntu 18.04

I want to partition my hard disk, but I don't have any other software running(like dual booted). And I do not know how to do it. Can you send the instructions?
Yaswanth Bytasandram's user avatar
1 vote
1 answer
576 views

Asus FX503VD Ubuntu 18.04 touchpad now working

I am using Ubuntu 18.04 with Kernel 4.18, I have had the touchpad working before but wanted to do a dual boot so started from scratch. everything is working except touchpad. for xinput i get this ...
jason seymour's user avatar
2 votes
0 answers
220 views

hodoku.jar on Ubuntu 18.04

I have used hodoku.jar successfully on Ubuntu 16.04, my prior version. Now I cannot get it to run. I have the two OpenJDF Java Runtime installed (8 & 11). I have the .jar set to execute, but it ...
user870771's user avatar
0 votes
1 answer
185 views

Ubuntu 18.04 not emulating windows keystroke configuration correctly when logged into a VM through xrdp

I'm facing some troublesome issues when having a user use ubuntu's (18.04) xrdp app to remote into a VM. They are logging into a windows based vm being ran by VMWare. The connection and multi-...
Kyle Jordan's user avatar
2 votes
1 answer
88 views

How to install librtaudio4 on Kubuntu-18.04.1?

I'm trying to run my application on Kubuntu-18.04.1-desktop-amd64. But when I run it I get the following error: librtaudio.so.4v5: cannot open shared object file: No such file or directory And if ...
Zack Lee's user avatar
  • 125
3 votes
5 answers
8k views

Kubuntu missing screen lock and screen saver settings

I am using Kubuntu 18.04.1 and I am unable to find where to set options for screen locking or screen saver. Version of KDE framework:
lurscher's user avatar
  • 11.6k
3 votes
1 answer
5k views

Remove app icon from title bar in GNOME in Ubuntu 18.04

I'm trying to hide the app icon from the title bar in GNOME in Ubuntu 18.04. I know there is this question asking the same thing but it's from 2011 and I can't find what it requires to find in the ...
jrsall92's user avatar
  • 133
1 vote
0 answers
43 views

Move emergent windows instead of main window of the app [duplicate]

Let's see if I can explain myself properly, better with an image: Nautlius example I want to create a folder, and the pop up dialog appears. If by any reason I want to see the files behind, I can'...
ImanolUr's user avatar
  • 232
0 votes
1 answer
2k views

GDM freezes when logging out in 18.04

I have recently done a clean install of Ubuntu 18.04. I have noticed that if I choose the 'Log Out' option, after logging out of the session, the GDM screen does appear, but there is no cursor, and I ...
Bence Racskó's user avatar
3 votes
0 answers
242 views

JXplore on Ubuntu 18.04 crashed [duplicate]

I see after some updates on Ubuntu 18.04 desktop and server that JXplorer doesn't want to open. I'm trying to figure out what happened as this application is necessary to my work. Code from terminal: ...
DevAxeQuestion's user avatar
2 votes
0 answers
713 views

Disable touchscreen gestures Ubuntu 18.04

I need to disable all the touchscreen gestures, like the left-border slide that opens activities and the bottom-border slide that opens the onscreen keyboard, in order to have only the single tap for ...
Vincenzo Aliperti's user avatar
1 vote
0 answers
11 views

How do you include the Update Manager window in ALT TAB switcher in Unity7

I love Unity7 and will probably continue to use it for a long time. One thing I'd like to change though is that the Update Manager is not included in ALT-TAB switching when launched automatically (== ...
Fla's user avatar
  • 274
1 vote
1 answer
357 views

Liberation Mono has wrong height when highlighted or selected

Since upgrading to Ubuntu 18.04, something is wrong with my Liberation Mono font. When selecting text in this font in the browser, it looks like this: This happens in all browsers, across all ...
Sven Marnach's user avatar
1 vote
0 answers
941 views

Wacom crashes computer after 18.04 upgrade

I encounter a big issue with my computer since I upgrade to Ubuntu 18.04, if I try to use my Wacom tablet, the computer freezes when restarts. To sum up: - Wacom Intuos Art Pen & Touch - I was on ...
4028's user avatar
  • 11
0 votes
1 answer
757 views

Unable to change any of the settings of ubuntu 18.04

I installed new Ubuntu OS for which i created a administrator account. I was unable to change any of the settings in settings option of Ubuntu 18.04. I am able to change the settings when i created ...
suraj borge's user avatar
3 votes
1 answer
5k views

Visual Studio Code doesn't start anymore

I'm completely new to Linux and wanted to experiment a little, so I don't really know what I'm doing. I am on working Ubuntu 18.04 and I have been unable to get Visual Studio Code to start again, ...
Manuel Moser's user avatar
0 votes
1 answer
459 views

Updating Thunderbolt on Ubuntu XPS13

I am trying to run the update below: And this is the message I get: What can I do?
sunwarr10r's user avatar
  • 1,419
0 votes
1 answer
2k views

Software Updater - Ubuntu 18.04. How to prevent from update anything [duplicate]

I am new to Ubuntu. I have installed Ubuntu for my parents desktop. They have very basic knowledge about Computer. They use it for Skype Only. We are using it from last 1 year. 17.10 to 18.04.1 what ...
PRATAP's user avatar
  • 22.5k
0 votes
1 answer
7k views

Is there an easier way to edit a text file in ubuntu? [duplicate]

I need to edit the etc/bash.bashrc file but the VI is being a little complicated. Is there a way to access the folder directly? Not by command line, and edit by the GUI text editor?
Lorena Tavares's user avatar
0 votes
1 answer
256 views

Upgraded from 16.04 to 18.04 w/Unity now no audio

I upgraded to 18.04 from 16.04 today and switched back to unity desktop. Now I can not get any sound out of my speakers. The onboard sound card is detected. I've purged and reinstalled pulseaudio ...
WindDude's user avatar
0 votes
0 answers
5k views

Where was CUDA installed (it's not in default path)?

I installed CUDA in my Ubuntu 18.04 by performing the following commands: sudo add-apt-repository ppa:graphics-drivers/ppa sudo apt update sudo ubuntu-drivers autoinstall sudo reboot sudo apt install ...
Tendero's user avatar
  • 133
0 votes
1 answer
463 views

Sun ATLS2XGF 10gbe + Ubuntu 18.04 + PowerConnect 6224 with 10gbe xfp

So I got 2 Sun ATLS2XGF dual 10gbe xfp NIC's for ~ 30USD. I figured they were just some rebrand like Sun raid controllers. Windows refuse's to find a driver, but that's no big deal. I got these for a ...
Ryan McKenzie's user avatar
2 votes
0 answers
348 views

Nautilus: No custom icons in the bookmark area

It seems since at least 17.04. The bookmark menu doesn't show the icon assigned to a folder but instead just shows a generic folder icon like so: Now both of these folder show up in the actual file ...
timonsku's user avatar
  • 131
2 votes
1 answer
2k views

Package installation freezes at "building initial module for 4.15.0-33-generic

Somehow installation of any package is freezing on Ubuntu 18.04. It does not depend on the package which I want to install. The freeze is on the same line: Building initial module for 4.15.0-33-...
user3142459's user avatar
1 vote
0 answers
55 views

Ubuntu 18.04 with Horizon Client 4.9 Scanner Crashes Client on Startup

I am using Ubuntu 18.04 with Horizon Client 4.9 and a Fujitsu Scanner attached. Whenever the scanner is turned on the Client crashes. I've read that this is a known error because of the renaming of ...
SusanB's user avatar
  • 11
1 vote
2 answers
5k views

No Nautilus, Xterm, Terminal Ubuntu 18.04

I'm not sure what has recently changed for this to happen, but at the moment I can't open Terminal or the Nautilus file manager. Xterm was suggested on another forum as a way of checking some fixes, ...
jimroot's user avatar
  • 11

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