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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.

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2answers
49 views

Is it possible to “Turn off display” with power button without locking screen like in Windows. (Ubuntu 18.10)

I have used Automatically locking screen without shutting it off and other threads but ultimately it locks the screen, which is not what i am asking.
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0answers
7 views

How can i change the icon on a custom launcher in the dock

I have a custom launcher. the last line of the .desktop file is: Icon=/home/user/bin/fritzing-0.9.3b/icons/fritzing_icon.png It looks great in the folder ie correct icon. It looks great on the ...
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0answers
6 views

Crash report setting won't save

When I try to set whoopsie to send crash reports automatically, this error message pops up.
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0answers
10 views

When i close my laptop lid the laptop goes to hybernation. When i wake it up the keyboard is unresponsive

As the title says. Installation is Ubuntu 18.10 x64 with all the updates done. My laptop is a 2012 Sony Vaio SVE1513B1EW. When it return from hibernation the mouse and clicks all work (both physical ...
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0answers
8 views

External monitor colors are bad

My friend, is running a dual booted desktop, Windows 10 and Ubuntu 18.04, he has vga amd radeon hd 5450. He had an old lg monitor, which connects to desktop the vga port everything was great. he ...
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0answers
22 views

Ubuntu Server 18.10 LTE: after reboot can't connect to network

I just installed Ubuntu server, and I assigned it the IPv4 as static (no collisions). I rebooted my server after installation, and it was trying to connect to network for a while (2-3 minutes) and ...
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0answers
57 views

Change the monitor for “search”

Short answer: I've got primary and secondary screen. I'd like to see "search" results (special key) on my secondary screen. Longer explanation: I'm using Ubuntu 18.10. I've got a monitor and TV. I'd ...
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0answers
8 views

xflock4 turns off the screen

Whenever my screen is locked, the monitor goes blank. If I input my password and log back in (or turn off my laptop with the power button), the monitor turns back on. I once turned the monitor back ...
0
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1answer
28 views

Cannot boot after sudo systemctl set-default multi-user.target

I have tried to boot into command line in Ubuntu 18.10 using ‘sudo systemctl set-default multi-user.target’, however on reboot I get nothing...no GUI, no command line, just a black screen...now I ...
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0answers
19 views

How to Compile A Repo In Ubuntu

It's a GitHub repo. I downloaded its source code and modified it. I know how to static compile it with cmake. but when I copy executable file to my another ubuntu machine and run it gives an error. I ...
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0answers
27 views

Official Flatpak PPA repository not does not have a Release file in Ubuntu 18.10. (Help needed to resolve this issue.) [duplicate]

Terminal Terminal:/$ sudo add-apt-repository ppa:/alexlarsson/flatpak Output:Err:17 http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu cosmic Release 404 Not Found [IP: 91.189.95.83 80] https://...
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0answers
19 views

Ubuntu freezes/crashes with multiple hard drives

I have two SSDs in my system, one for Windows and one for Ubuntu (and one HDD for storage). Installation works fine, and I can use Ubuntu with no problems as long as my other drives aren't connected. ...
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0answers
102 views

How do i stop my bluetooth mouse from disconnecting after a while? [UBUNTU 18.10]

Hi! I'm quite new to Linux's world, so don't blame me if i don't give something for granted :D My bluetooth mouse works fine, just as expected; but after a while i'm not using it (e.g. when i watch a ...
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0answers
25 views

X crashing after sleep, Dell 7490 laptop with Intel modesetting driver, xrandr weirdness too, Ubuntu 18.10

First I encountered various problems trying to use xrandr to set up external monitors after they had successfully configured then disconnected and reconnected, possibly after the laptop was put to ...
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0answers
161 views
+100

Can't run fsck in recovery mode in 18.10. Disk is mounted r/w

New problem in 18.10... I just discovered that the way I've always used fsck at the root access in recovery mode no longer works. It used to be: fsck -f / But now it tells me that the disk is ...
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0answers
13 views

Cannot install dotnet-sdk due to unmet dependencies

I followed the instructions given Here to install dotnet-sdk-2.2. On running the last command, I get the following error: $ sudo apt-get install dotnet-sdk-2.2 Reading package lists... Done ...
1
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2answers
61 views

Problems trying to install Ubuntu 18.10 in Aspire A515-51

I just bought a new Aspire A515-51, and I tried to install Ubuntu 18.10 but I'm having trouble. When I have to select the partition where I want to install it, it doesn't show the /dev/sda: screen ...
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1answer
35 views

Restore .desktop files and metainfo in Ubuntu with Unity [on hold]

I accidentally deleted most of all the .desktop files and xml in the system. Where can i get these back?
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1answer
29 views

Can't boot into Windows after dualbooting Ubuntu

GRUB still shows Windows but it doesn't start. I have tried using boot-repair but it gives me an error too. So I've created a boot-info summary. What could be the problem, and how can I fix it?
0
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1answer
24 views

Installing ubuntu usinng wubi.exe taking me to grub menu

I installed Ubuntu 18.10 using wubi.exe on Windows 10. Restarted the system after installation and it took me to grub menu. What should I do get out of Grub menu and boot to Ubuntu?
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0answers
13 views

Audio device no longer automatically configured after 18.04 to 18:10 update

The chipset audio device is no longer automatically configured on reboot; it worked okay until update from 18.04 to 18.10. Forcing alsa to reload fixes it, but only until the next boot. The device (...
0
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1answer
18 views

Connect to OpenVPN managed by NetworkManager using console

How do I connect to OpenVPN server managed by NetworkManager configured in Gnome settings using a command line? Is there a way to trigger this using command from a console? I found out ...
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0answers
11 views

How to validate if HDCP is working

¿Is there any tool in Ubuntu to check if HDCP is working/what's failing? Amazon prime video says i can't go HD because of that.
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0answers
31 views

Ubunti 18.10 Synaptic: can't access repository list

Immediately after upgrading to Ubuntu 18.10, Synaptic Package Manager can't access the repository list. When I click on Repositories, I get the message: Repositories changed - The repository ...
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0answers
14 views

Ubuntu 18.10 Xorg Server Error Logout

I recently built a new PC and installed Ubuntu 18.10. I am having issues with being logged out and returning to the login after opening certain Applications (Settings, Handbrake etc). Logging in via ...
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0answers
236 views

Can someone help me identify the cause and resolve distorted sound on 18.10?

Actually since 18.04 (now updated to 18.10) my Gigabyte GA-AX370 Gaming K7 with "Line Out-Family 17h (models 00h-0fh) HD Audio Controller produces a distortion noise in the sound for no reason and all ...
0
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1answer
30 views

Connection refused on Ubuntu 18.10

I'm new to Ubuntu and i just installed the 18.10 version as a dual boot with windows. My problem is that when i try to connect to certain websites likes my university's mail, i get a connection ...
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0answers
16 views

Ubuntu 18.10 Restarts seconds after shutdown

I'm using HP Probook 650, Running ubuntu 18.10 , I noticed that when i have a usb flashdrive or AC power connected. The Laptop turns off without a problem. Any ideas as to how to resolve this? ...
0
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0answers
14 views

How do I access my terminal from drop to root shell promot at the recovery menu?

I cannot get access to the log in on my ubuntu. This is a big problem. I tried so many ways to get back into my account. its been a week. I am suepr fruastrated. Please give me a helping hand. I tried ...
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0answers
17 views

Separate workspace grid for external monitor on Ubuntu 18.10

I am using Ubuntu 18.10 and I have connected my laptop to an external monitor. I want 2 workspace grid to be present: 1st in the primary laptop screen 2nd in the external monitor screen. I want both ...
0
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0answers
25 views

How to save/modify order of manually ordered taskbar/task manager in Kubuntu?

I'm new here and use a French locale, so, sorry if I don't use the right terms for designing the UI elements. I'm on Kubuntu 18.10, and the issue I have is with the task manager (the bar at the ...
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1answer
110 views

External monitor not detected in 18.10

I use 18.10 and want to use an external monitor. The display of the GUI on the build-in laptop screen is ok, but when I plug in an external monitor using HDMI, it is not detected. randr says its ...
1
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1answer
25 views

Latest strongswan update broken in 18.10 [closed]

A lot of strongswan files got updated this morning. It breaks strongswan because it can't find /etc/ipsec.conf. Sure enough, it's missing. The package file indicates that it's there, but it doesn't ...
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0answers
29 views

Ubuntu 18.10 how to rename current terminal Tab title

I want to rename my current terminal tab - window title. Please help me how to do it either using CUI or GUI.
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0answers
37 views

WiFi interfering with bluetooth audio

Running Kubuntu 18.10, on Lenovo Y530. On their own, WiFi connection and Bluetooth speakers work fine. If running both, heavy interference is introduced. This first resulted in both WiFi connection ...
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0answers
12 views

Kubuntu 18.10 installed on M.2 drive, want to install Windows 10 on a secondary hard drive

On my main system, I have Kubuntu 18.10 installed on an M.2 drive, I would like to install Windows 10 Pro on an Extra Sata Hard Drive without touching my Kubuntu install if at all possible, I would ...
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0answers
69 views

Problem with two 4k monitors connected via DisplayPort on Lenovo ThinkPad t470p

I have Lenovo ThinkPad t470p with docking station Lenovo ThinkPad Ultra Dock 170W 40A20170EU. This docking station has 2x DisplayPort 1.2. I connected two 4k monitors (LG 27UK850-W) via DisplayPorts. ...
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0answers
10 views

can i use Mesa 18.1.1 as intel graphic driver and nvidia 415.25 graphic driver for nvidia 940mx and switch them using sudo prime-select?

My laptop has hybrid graphics with ubuntu 18.10 and both Intel HD620 and Nvidia 940mx. when I switch Nvidia graphics it works with zero lag, but Intel graphic lags, so I installed mesa 18.1.1 for ...
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0answers
18 views

Perf build in Ubuntu 18.10 fails

I upgraded my Ubuntu installation to 18.10. The kernel I am using is "4.18.0-13-lowlatency". I have installed perf using linux-tools-common package. Perf works but I can't use the python/perl ...
0
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1answer
27 views

Error launching JabRef under Ubuntu 18.10

I use JabRef (Version 4.3.1) under Ubuntu, but the last time I tried to launch it, I got this error: Error: Could not find or load main class org.jabref.JabRefMain I have java-8-openjdk-amd64 and I ...
0
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1answer
19 views

Blueetooth auto-start not working

I'm using ubuntu 18.10. In the past I probably made a change for my bluetooth to not start on startup but I do not remember the change. Now, I want to restore it back to normal but I couldn't find a ...
0
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2answers
56 views

Ubuntu 18.10 doesn't recognize my laptop as laptop

I have Lenovo 330-15ich with i5 and gtx1050. But there's one problem. It seems like Ubuntu doesn't recognize my machine as a laptop. I don't have any battery indicator on the top panel, upower -d ...
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0answers
34 views

How to install old 2.6.5 libfreetype package on Ubuntu 18.04 or 18.10? [on hold]

The goal of this question is not to rise debates about new font rendering engine, quality of fonts or something similar. Question is clear as it is - how to install libfreetype 2.6.5 package on ...
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0answers
40 views

Ubuntu 18.10, Samba 4.8.4 smb.conf - what are the valid values for fruit:model?

I'm accessing a fresh install of Ubuntu 18.10 and Samba 4.8.4 from macOS clients running Mojave. When connected via SMB, I want the Finder icon to look like a Mac Mini (because that's what Ubuntu 18....
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0answers
29 views

High swap usage and low memory usage on headless server

My headless Ubuntu (18.10) server is regularly using 30% of my memory and 60% of my swap space, even though I've set vm.swappiness = 1: total used free shared buff/...
2
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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 ...
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0answers
14 views

Android 9 phone on Ubuntu 18.10 not showing up

I have an Android 9 phone (Google Pixel XL) which does not show up when I connect it to my laptop via USB. I have Ubuntu 18.10. I have enabled developer options and USB debugging. When I connect my ...
2
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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 ...
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0answers
11 views

Ubuntu 18.10 - ASUS N705 Laptop fails to shutdown

My ASUS N705UD laptop fails to shutdown from Ubuntu 18.10 (Unity & KDE) Lockout seems to be ok but then I get a black screen waiting for ever Any idea how I can solve this? Is there a log where ...
20
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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?