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.

6,461 questions with no upvoted or accepted answers
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systemd-journald crashed with SIGABRT in pthread_sigmask()

Fresh install of Ubuntu 18.04 on a new Lenovo x1c6, I'm getting this error sometimes after resuming from suspend. I have no idea what it means, and search online leads to a bug report that doesn't ...
16
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2answers
569 views

ALT+TAB only appearing on primary display

The ALT+TAB window switching menu only appears on my primary (laptop) screen, not the screen that is active. The top-bar, where notifications live, is also not-present on my second monitor. Both these ...
12
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1answer
4k views

Bluetooth Issues in 18.04 LTS

I am using Ubuntu 18.04 LTS and after the recent upgrade to the final release on April 26, 2018, I found that my laptop (Dell Inspiron 1440) was unable to connect to my Bluetooth speakers using a ...
12
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2answers
1k views

How to integrate Gnome Contacts with Thunderbird?

I have contacts in Gnome Contacts and I want to integrate/sync them with Thunderbird. How do I integrate Gnome Contacts with Thunderbird? Note: Due to the replies received, I should mention that ...
11
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1answer
6k views

Update Gnome to latest 3.32 on Ubuntu 18.04 without upgrading Ubuntu

Title says it. How can I upgrade while staying on LTS ?
11
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0answers
1k views

How To Disable the “Window not responding” Dialog

When debugging UI programs, I see frequently the "Wait or force quit" Dialog. This is super annoying, since this dialog blocks basically everything. The whole graphical system is not usable anymore ...
11
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0answers
868 views

Why do keyboard shortcuts stop working in Ubuntu 18.04 with Gnome

I just updated from Ubuntu 16.04 Unity to Ubuntu 18.04 with Gnome. The update went well except for one thing: some times IntelliJ Ultimate keyboard shortcuts simply stop working. They work for some ...
11
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0answers
2k views

Ubuntu 18.04: Slow shutdown

After a clean install of Ubuntu 18.04 LTS, I am experiencing very slow shutdowns , When I press esc the following are shown . "A stop job is running for IIO sensor Proxy service (s /1min 32s)" ...
11
votes
1answer
2k views

Install English Macintosh keyboard layout on Ubuntu 18.04

I have tried all suggested solutions for this on the web, but none of them work in Ubuntu 18.04. Need to remap my Ctrl + C and Ctrl + V to CMD + C and CMD + V, as well as tilde character.
11
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0answers
2k views

Mouse cursor freezing randomly for 5 seconds

I have just upgraded from 17.10 to 18.04. Every went smoothly but now my mouse cursor randomly freeze for about 5 seconds. I was using Gnome Shell on Wayland. And I got no problem (except some lags ...
10
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0answers
328 views

gnome-terminal hides ending characters of the current path's first row

I'm using Ubuntu-18.04.2's original ~/.bashrc file and I have done no changes in any original files. Do Ubuntu 18.04.2 users experience the problem I'm going to describe to you down below? Let me ...
10
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0answers
4k views

Access terminal from login screen on Ubuntu 18.04

I would like to open the terminal from the login screen. In previous Ubuntu releases I just used Ctrl+Alt+F1. However, when I press Ctrl+Alt+F1 in 18.04, nothing happens, the login screen just stays ...
9
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1answer
7k views

No Bluetooth Found - Plug in a dongle to use Bluetooth - Ubuntu 18.04.1 LTS

I have an issue where my bluetooth randomly cuts out, like so: I have read some existing Ask Ubuntu posts on this issue. I followed this post: Bluetooth randomly cutting out in Ubuntu and ran sudo ...
9
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0answers
806 views

Window manager warning: Overwriting existing binding of keysym XXX with keysym XXX (keycode XX)

I performed a fresh install of Ubuntu 18.04 LTS on my desktop that I've been using Ubuntu on since Ubuntu 11.04. As I'm setting everything back up and installing all of the 3rd party software I ...
8
votes
1answer
1k views

ubuntu 18.04 bluetooth not set up

I am trying to connect airpods and my other pair of headphones to xps13 ubuntu 18.04. My laptop can find bluetooth devices; however, I always get that not set up status. I tried setting it up by ...
8
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1answer
1k views

Ubuntu 18.04 - Show Bluetooth connected device battery status

I am using Ubuntu 18.04 with the latest update. Can you tell me how can I find or get Bluetooth speaker battery level.? As like If I connect the speaker to the iPhone it shows a connected device with ...
8
votes
1answer
3k views

Loop in “failed to start Snappy Daemon”

I'm not really experienced with Ubuntu and do not have a clue what to do in the current situation. My system currently has two boot states: Does not boot at all. Going to different console by ctrl+...
8
votes
0answers
223 views

GNOME choose audio device headphones over headset automatically

One of the first things I noticed from upgrading from 16.04 to 18.04 is that every time I plugin earbuds I get this prompt to choose an audio device: Can I get Ubuntu to pick Headphones automatically?...
8
votes
1answer
1k views

build-essential is not installed by default in 18.04. How to install network drivers offline?

We have a serious problem with new installations on laptops that have only a wireless network device requiring some network drivers, like bcmwl-kernel-source. Many laptops don't have an Ethenet port ...
8
votes
1answer
3k views

Dual monitor using Intel graphics stopped to work on Ubuntu 18.04

I installed ubuntu 18.04 few days after the release. It was working fine until now. Now it is not detecting the external monitor. My system a Laptop MSI gs30 2m shadow without external dock: $ ...
8
votes
4answers
12k views

HDMI not connecting (18.04 LTS)

I have just upgraded to 18.04, and all of a sudden my HDMI is not connecting. xrandr Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192 eDP-1 connected primary 1366x768+0+0 (...
7
votes
1answer
2k views

Blueman Protocol not available

Today my bluetooth headset stopped working. I haven't modified anything recently (although a few days ago I was trying to get a bluetooth headset to automatically connect in a2dp mode, which involved ...
7
votes
1answer
3k views

What causes “PKCS#7 signature not signed with a trusted key”

I installed the nvidia-driver-410 package from the graphics-drivers ppa. I could not boot, with the following message repeated a few times: PKCS#7 signature not signed with a trusted key It looked ...
7
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0answers
2k views

PlayOnLinux not detecting FreeType fonts - ubuntu 18.04

Just started with PlayOnLinux - Tried to install few apps and every time I get some sort of variation of this: 10/11/18 12:16:38 - [POL_Wine] Message: Running wine-1.6.2 /home/callmebob/Downloads/...
7
votes
1answer
3k views

What is the correct way to fix an assertion in loadlocale.c?

I have recently updated Ubuntu to 18.04. After this, issuing the command ld constantly failed with the following assertion: loadlocale.c:129: _nl_intern_locale_data: Assertion `cnt < (sizeof (...
7
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0answers
137 views

How to take a screenshot with the Night Light tint on Ubuntu 18.04

When you take a screenshot on Ubuntu 18.04 (using Gnome Screenshot), the yellow tint from the Night Light is removed from the output screenshot image. I would like the output screenshot image to ...
7
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0answers
164 views

localhost gnome-shell[2503]: Object Meta.Background (0x561c9cb0e990), has been already deallocated

This is: lsb_release -crid Distributor ID: Ubuntu Description: Ubuntu 18.04.1 LTS Release: 18.04 Codename: bionic apt-cache policy gnome-shell gnome-shell: Installed: 3.28.2-0ubuntu0.18.04....
7
votes
1answer
2k views

Very high Xorg memory usage with Ubuntu 18.04

I'm having a memory leak issue with Xorg and it's taking up huge portions on my memory. Right now, it's up to 41.2% of memory and I haven't even been using the computer that much. This is some output ...
7
votes
2answers
3k views

Mixed DPI setting on multiple monitors - Ubuntu 18.04 - how?

I have been running Ubuntu 16.04 on my old Dell XPS 9530 with 4K screen, with an external regular DPI screen, and it has been almost OK. I can set scale individually on each screen - and set what ...
7
votes
0answers
486 views

How to change Nautilus shortcuts keys in Ubuntu 18.04?

Changing ~/.config/nautilus/accels doesn't seem to have any effect. I tried to change some existings shortcuts and set one for "Open in terminal". Similar question: Can't set custom accels in 17....
7
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0answers
786 views

How can I reinstate file roller/ archive manager to work with Nautilus, in Ubuntu 18.04?

In Ubuntu 16.04 I could compress a file or folder by right clicking on it and the File Roller/Archive Manager window would pop up allowing me to set a password or split the archive into volumes. In ...
7
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0answers
622 views

Why do fonts render at larger sizes in 18.04?

Here is a screenshot of the Xfce appearence settings in 18.04 (left) compared to 16.04 (right): As you can see, the same font, font size, hinting, and DPI is selected. In the bottom right is an ...
7
votes
1answer
1k views

How to disable smooth scrolling

I am using Ubuntu 18.04 and smooth scrolling is enabled everywhere. Is there a way to turn it off? From my experience in Debian, switching to libinput causes this exact-to-the-pixel scrolling behavior....
6
votes
1answer
315 views

Missing icons with Xfce on Ubuntu 18.04.2

I use Ubuntu with VNC connection from Windows. I see most of the icons as follows: System information: Linux vps568 4.15.0-52-generic #56-Ubuntu SMP Tue Jun 4 22:49:08 UTC 2019 x86_64 x86_64 x86_64 ...
6
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0answers
151 views

Dock favourites to open with double click

The favourites in the dock opened by single click. Is it possible to make it double click? it is 18.04 LTS. I pretty often do double click and open 2 instances instead of one, because I feel it rather ...
6
votes
2answers
2k views

Fibocom L850-GL installation on Ubuntu 18.04

I have a new gen 6 X1 carbon with a 4G connection. But, unfortunately, I could not install it in Ubuntu 18.04. I appreciate if anybody can help to install Fibocom L850-GL. PS: I want to use the 4G ...
6
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0answers
1k views

Is it possible to view the notifications' history on Ubuntu 18.04?

Is there a way to see/display notifications' history on Ubuntu 18.04? EDIT: I installed indicator-notifications following this answer but, contrary to what was told in the answer, You will find ...
6
votes
0answers
1k views

Use Bluetooth headset with microphone (HFP) in Ubuntu 18.04

My Bluetooth headset (IFROGZ Toxix Wireless) supports the Headset Head Unit profile (headset_head_unit or HSP/HFP) and the audio playback profile (a2dp_sink). It pairs and connects successfully with ...
6
votes
0answers
165 views

nm-applet - (dynamically) expand menu size

When having many WiFi SSIDs available, I need to scroll through the right-click menu of nm-applet widget menu by hovering over the arrow (see first screenshot below), yet the menu only spreads to a ...
6
votes
0answers
929 views

Latest libinput on ubuntu

Coming mostly from Fedora and Archlinux I used to have the latest libinput available in a reasonable time. Currently, on ubuntu 18.04 I do not see how can I have the latest libinput e.g. 1.12 at the ...
6
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0answers
889 views

libc6 failed biotic upgrade

While upgrading from Xenial to Bionic on a VPS server based on a 64bit, I get the following error: Could not install the upgrades The upgrade has aborted. Your system could be in an unusable ...
6
votes
0answers
332 views

Odd network icon

ubuntu 18.04, gnome shell 3.28.2 Recently at times in the status bar area at the top right of the desktop I have been seeing a strange icon for the wired network connection: the top and bottom left "...
6
votes
0answers
236 views

VPN disconnect - do not stop internet

By default (I guess) Ubuntu cuts my internet connection whenever I disconnect a VPN, which is nice unless you don't want it, and have to reconnect (stop and start) your connection every time. How can ...
6
votes
0answers
972 views

Restarts after waking from sleep on Ubuntu 18.04

So far a number of times i faced this issue that the Ubuntu kind of restarts after opening it from sleep. While i expect it resumes the previously opened applications it show an empty desktop with no ...
6
votes
0answers
1k views

failed to enroll MOK key on upgrade 17.10 -> 18.04

I upgraded my development edition Dell XPS 13 9360 (i.e. single-boot Ubuntu) from 17.10 to 18.04. During installation, I was asked whether I wanted to create a MOK key to install third-party drivers ...
6
votes
0answers
3k views

Bluetooth mouse on Ubuntu 18.04

After updating from Ubuntu 16.04 to 18.04 my Bluetooth mouse MUST be reconnected everytime my computer locks or reboots. It always connects, but doesn't stay connected when I lock the computer or ...
6
votes
1answer
452 views

Input delay when using two keyboards under Ubuntu 18.04 (Xorg)

Ubuntu 18.04. Due to the ergonomics benefit, I use two bluetooth keyboards at the same time for the same local machine. Under Ubuntu Wayland environment, typing works perfectly. Key strokes appear at ...
6
votes
1answer
687 views

Activities corner keeps “re-enabling” itself

In Ubuntu 18.04, using Gnome Tweak tool there's a way to disable the Activities hot corner. I have a multi-monitor setup, so having this feature on is extremely annoying. Anyway... After a couple of ...
6
votes
0answers
384 views

How to exclude directories from search and “Recent” in Ubuntu 18.04?

There used to be a "Privacy" setting in previous versions of Ubuntu which allowed to exclude specified folders and applications from search and "Recent". Is there that kind of option in Ubuntu 18.04, ...
6
votes
0answers
333 views

wrong letter positioning and font in PDF form

I'm using Ubuntu 18.04 and filling out the SS-5 Social Security Administration form. However, some of the letters are wrongly positioned. Here's how it looks in Evince 3.28.2-1: Okular 1.3.3 (...