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Questions tagged [18.10]

Ubuntu 18.10 (Cosmic Cuttlefish) was released on 18 October 2018 and is supported till July 2019.

20
votes
4answers
4k views

Ubuntu 18.10 Slack not working

I've updated to Ubuntu 18.10 yesterday. Now I can't find a version of Slack which isn't crashing. Tried the version from snap and also the download from the site. Has someone found a working version?
12
votes
1answer
2k views

Overwritten /usr/share/bin. Am I doomed?

I just managed to overwrite /usr/share/bin and it doesn't seem like it's possible to undo. I did this as a root user. Am I doomed?
9
votes
3answers
3k views

Is there a way to make Lubuntu 18.10 look like Lubuntu 18.04?

Since Lubuntu changes its desktop from LXDE to LXQt there have been changes in icons of the panel and PCmanFM, the file manager. I am not an experienced user but I am wondering why a change in ...
8
votes
3answers
3k views

Can't install Ubuntu 18.10 on XPS 15 - EFI\BOOT\mmx.64 not found

I tried to install Ubuntu 18.10 on my XPS 15 9570 earlier. Everything was working fine until I got to the partition selection part of the installation. That's when the installer crashed and I had to ...
7
votes
1answer
1k views

Install Ubuntu on Alienware 15 R4 [duplicate]

How to install Ubuntu 18.10 on an Alienware 15? I've encountered an error with the touchpad not working, and the noveau graphics driver being insufficient for Steam.
6
votes
1answer
255 views

How to disable auto-maximize new window in 18.10 (GNOME) [duplicate]

On any 18.10 application when I have an open window which is very wide and I then open a new window of same application the new window will auto maximize its size. How can I disable this auto-...
6
votes
0answers
496 views

Desktop is visible after suspend

After upgrade to Ubuntu 18.10 I have noticed a strange behavior. When I close the lid on my notebook, it goes in to suspend, as expected. But, when I am returning from suspend the desktop is visible, ...
5
votes
2answers
363 views

Custom thumbnailers don’t work on Ubuntu 18.10 and 18.04

Recently I had a bunch of my own scripts for the thumbnails in Nautilus: WebP previews, sound waveforms, office documents and so on. Seems like either I’m doing something wrong (thumbnail generation ...
5
votes
2answers
329 views

Upgraded from 18.04 to 18.10, now suspend doesn't work anymore

I upgraded from 18.04 to 18.10 using the standard procedure, and now whenever I suspend my laptop it actually shuts down. I notice this only after I press the button to "un-suspend", because I see ...
5
votes
0answers
137 views

configuraing VM acceleration Issue on Ubuntu 18.10 [duplicate]

I just switched to Ubuntu and I'm following the instructions on Configuring VM acceleration on Linux I typed this command sudo apt-get install qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils ...
4
votes
3answers
4k views

upgrade form 18.04 to 18.10 issue

On a Lenovo laptop I want to upgrade from 18.04 to 18.10 (budgie). On the update manager I select upgrade, the box disapears and nothing happens, the upgrade doesn't start. Note : I made the same ...
4
votes
1answer
913 views

KVM\qemu installation issue (18.10)

I'm trying to install KVM\qemu on Ubuntu 18.10. According to this page I'm running the command: apt-get install qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils and get an error about the packge ...
4
votes
2answers
2k views

Unable to run Sublime Text 3 on Ubuntu 18.10

I've just installed a fresh copy of Ubuntu 18.10 on my system. I updated the OS via sudo apt-get update and sudo apt-get upgrade commands. After that I installed Google Chrome. These are the only ...
4
votes
1answer
1k views

How to install Unity desktop on 18.10? [duplicate]

I want to use Unity desktop environment on my modern Ubuntu 18.10 instead of GNOME Shell. Which package should I install?
4
votes
1answer
293 views

mssql-server: Depends on libjemalloc1 which is a virtual package and is not provided by any available package

I'm trying to install SQL Server 2017 on Ubuntu 18.10 and encountering an error that libjemalloc1 isnt available. I've seen another answer that says that libjemalloc1 should be in universe for 18.04, ...
4
votes
1answer
207 views

Increase animation speed in Cosmic Cuttlefish

Is it possible to increase animation speed for window transitions in Cosmic Cuttlefish? Edit: Is it possible to set a maximum duration for the transition effects?
4
votes
1answer
256 views

Firefox becoming unresponsive after suspending on Kubuntu 18.10

I recently upgraded my Kubuntu system from 18.04 to 18.10. An issue that I've been experiencing since the upgrade has been that Firefox 63.0 has started becoming unresponsive after resuming the system ...
4
votes
1answer
632 views

Ubuntu 18.10 Cosmic not starting GNOME session on bootup

To better describe the above problem, whenever I start up my Ubuntu/Windows 10 Machine and select Ubuntu, whenever the machine tries to start the GNOME Desktop Environment, it says it started it ...
4
votes
1answer
145 views

Can't login with my PIN password in Ubuntu 18.10

I followed the instructions in How to set a PIN password or a short password in Ubuntu Linux to make my life easier, but apparently it didn't made my life any easier: Now I can't login to my Ubuntu ...
4
votes
3answers
376 views

Mono broken after attempt to upgrade, unable to use apt

I have had mono-complete and mono-devel installed on my Ubuntu Server 18.10 for a couple months now to run some applications that depend on it. I am using Mono 5.18.0.225. Prior to things breaking, I ...
4
votes
1answer
214 views

Bluetooth connection (Bluez) not working after logout (works after restart)

I use LXQT in Lubuntu 18.10 and I have a problem with keeping the Bluetooth-speaker connected to the laptop after logging out and in. It works fine after reboot though. So, I have a solution that ...
4
votes
3answers
2k views

Black screen after rebooting following upgrade to 18.10

To upgrade from 18.04 to 18.10 I executed the following commands: "sudo apt-get dist-upgrade" and "sudo do-release-upgrade" Upgrade proceeded normally until the system reached the reboot phase. ...
3
votes
2answers
917 views

No sound after upgrade to 18.10, only a dummy device is shown

After I updated to Ubuntu 18.10 my sound device isn't recognized anymore. Only a dummy device is shown. I have an onboard Intel device: lspci -nnk | grep -A2 Audio 00:1b.0 Audio device [0403]: Intel ...
3
votes
2answers
174 views

How do I copy CD to my Android cellphone using Lubuntu 18.10?

How do I copy an audio CD to my Android 8.1.0 cellphone using Lubuntu 18.10?
3
votes
1answer
2k views

Cannot change login screen background in 18.10

I changed both the desktop and login screen background photos. However,only desktop photo is changed. The one on the login screen is still the purple Ubuntu one. Is this a bug?
3
votes
1answer
36 views

Openbox disable ALT+F4

Every time i press ALT+F4 the window i have opened in openbox (3.6.1) gets closed. I tried to follow the official instructions but it didnt work: I removed from ~/.config/openbox/rc.xml : <...
3
votes
2answers
304 views

Why does the dock appear on the left when my screen is locked?

The dock doesn't work correctly after I enter my password, either.
3
votes
1answer
763 views

Change login screen purple background 18.10

This is almost a dup of this question, but with a slight variation. Instead of using a picture file for the login screen background, I'd like to use the same solid color background that I've set for ...
3
votes
3answers
552 views

ubuntu 18.10: pdf thumbnails does'nt work

Although evince-thumbnailer is already installed and everything seems to be fine, no pdf thumbnails have appeared in Nautilus. I tried two fresh installs in two different machines and one more in a ...
3
votes
1answer
79 views

On Ubuntu 18.10 clicking of dock icon do not hide the window away. How to fix it? [duplicate]

I'm using Ubuntu 18.10 and clicking on an icon of any window (while it's open) do not "minimize" the widow. On Ubuntu Budgie and 16.4, it worked pretty much fine. Was it removed?
3
votes
1answer
426 views

After Upgrading from 18.04 to 18.10 the right dock background color remains black, can't set to transparency mode

I was using Ubuntu 18.04 with my right dock with transparency. After updating, the background dock color is black. I followed the steps answered here: Full transparency on Ubuntu 18.04 dock but the ...
3
votes
2answers
562 views

Ubuntu 18.10 frequently crashing

My Ubuntu 18.10 (also happens on 18.04) PC is always crashing since I have an NVidia GPU. When I play CSGO it crashes after 2 to 4 minutes playing. Also when I am just using Firefox or something else ...
3
votes
1answer
64 views

Move/Modify workspace switcher popup

I use Ubuntu 18.10 and I'm wondering if there is a way to somehow move the workspace switcher pop-up elsewhere, or modify it in some way. It is somewhat distracting when positioned in the middle of ...
3
votes
1answer
208 views

Screenshot Issue After Upgrading to Ubuntu 18.10

This issue appeared after I upgrade my Ubuntu from 18.04 to 18.10. I can't take any screenshot by pressing the screenshot hotkeys, It will make the screen hanging for a few second, the sidebar and ...
3
votes
1answer
91 views

How to change which sound is reproduced for terminal bell?

Recently upgrade to 18.10 from 18.04, and using the terminal is becoming annoying: the new alert sound is a drip ( /usr/share/sounds/gnome/default/alerts/drip.ogg ), and the previous one is still ...
3
votes
0answers
82 views

How to make GIMP 2.10 titlebar black

By default, Gimp 2.10.6 in Ubuntu 18.10 uses a dark theme. However, in a vanilla Gnome session using the default Adwaita theme, or with any other light theme, the title bar is light. Is there a way to ...
3
votes
0answers
162 views

How to disable bluetooth on startup Ubuntu 18.10?

How to disable bluetooth automatic turn on in Ubuntu 18.10
3
votes
2answers
268 views

X wont start after upgrade to 18.10

PROBLEM: After upgrading from 18.04 to 18.10, X wont start on 2 of my older DELL computers until I manually run: init 3 init 5 DETAILS: The boot process ends on a text screen with all the boot ...
3
votes
4answers
401 views

One core goes to 100% usage and activate fan on Ubuntu 18.10,

I recently switched from Windows to Ubuntu 18.10 with this Notebook, and despite is not a serious problem I noticed that often the fan turn on for ~3 sec. then turn off for ~5 sec. and then turn on ...
3
votes
0answers
577 views

Lock screen curtain in Ubuntu 18.10 won't open

After upgrading to Ubuntu 18.10, the lock screen curtain does not respond to any input. As I understand, it should be possible to swipe up with the mouse, press Space, Esc, Enter or just start typing ...
3
votes
1answer
1k views

Ubuntu 18.10 freezes after login

I had Ubuntu 18.04 installed on my Lenovo IdeaPad 720s (Intel Core i5-8250U CPU) and everything was working fine. Then I upgraded to Ubuntu 18.10 and now, I'm having a problem where it keeps freezing ...
3
votes
0answers
145 views

unable to login again after screen lock- also gnome hangs if able to login

I'm unable to log in again after the screen gets locked. I've to press ctrl + alt + F4 to login and then finally the login screen appears. though after logging in for 10 mins. gnome starts behaving ...
3
votes
0answers
322 views

How to get Scilab 6.0.1 working on Ubuntu 18.10?

I have installed clean Ubuntu MATE 18.10 and installed Scilab from repository here with sudo apt-get update sudo apt-get install scilab After installation I tried to launch it from GUI (Applications ...
2
votes
5answers
2k views

VMware Workstation Ubuntu 18.10 Full Screen Problem

I upgraded my VMware Ubuntu 18.04 to 18.10. After the upgrade it was working fine until I shutdown and restarted the VM, and now it won't display in full screen. I followed by installing a fresh copy ...
2
votes
1answer
3k views

How to install Openscad in Ubuntu 18.04/18.10?

There is no current release of this source package in 18.04 (Bionic Beaver). However, openscad-mcad exists, which depends on openscad, so that's obviously an error.
2
votes
3answers
902 views

When will CUDA support ubuntu 18.10

I need to use CUDA for work and have upgraded Ubuntu without checking (my bad) whether CUDA supports Ubuntu 18.10, turns out it doesn't: https://docs.nvidia.com/cuda/cuda-installation-guide-linux/...
2
votes
3answers
354 views

Will 18.04 receive any of the updates in 18.10?

I'm new to Linux, but I'm considering installing Ubuntu onto my X1 Carbon 6th Gen and I was wondering whether to go for 18.10 with only 9 months' support or the LTS version. My concerns about 18.04 ...
2
votes
1answer
135 views

Weird Monospace font after 18.10 Update

I updated to Ubuntu 18.10 earlier today. The installation worked without any problems. So far everything seems to be working as expected. For some reason however, after opening both Brackets and Atom,...
2
votes
5answers
522 views

MediathekView does not start in Kubuntu 18.10 (cosmic)

In Kubuntu 18.10 (cosmic) the application MediathekView crashes with the following error message: java.lang.NoClassDefFoundError: com/jidesoft/utils/ThreadCheckingRepaintManager Remark: the message ...
2
votes
1answer
242 views

Ubuntu 18.10 gnome extensions stop working after hibernation

After upgrading to 18.10 I am experiencing very strange behaviour of gnome extensions. After my laptop goes into hibernation they all switch off and enabling them back on https://extensions.gnome.org/...