Questions tagged [lubuntu]

Lubuntu is an official Ubuntu flavor. It and the default applications included use minimal resources. As of the 11.10 "Oneiric Ocelot" release, Lubuntu is an official Ubuntu derivative. Lubuntu uses the Openbox window manager. Until 18.10 "Cosmic Cuttlefish," Lubuntu used the LXDE desktop environment, but has since switched to LXQt.

Filter by
Sorted by
Tagged with
50
votes
2answers
66k views

vboxdrv.sh: failed: modprobe vboxdrv failed. Please use 'dmesg' to find out why

I am having problems running VirtualBox on my Ubuntu laptop. My laptop is dual boot, and running (Windows 10 - I think, haven't used it in years), as well as Ubuntu 16.0.4 LTS. I have secure boot ...
46
votes
6answers
119k views

Lighter in CPU/Memory Usage: Lubuntu or Xubuntu

I am looking for an Ubuntu version that consumes less Memory and CPU. I have read both Lubuntu and Xubuntu (The homepages, wikipedia, phoronix and other sites comparing both). But from experience, ...
31
votes
3answers
24k views

Fresh install of lubuntu synaptic is missing the search box in the tool bar

A complete new install of lubuntu 11.10 [...17.10] has synaptic 0.75.2ubuntu7 [...0.84.2]. Previously when using synaptic on another system there was a search box in the tool bar where a search ...
30
votes
3answers
171k views

What is “Unlock keyring” and how do I get rid of it? [duplicate]

(In my case this message never appeared before installing Ubuntu One - see this question). Can I use Ubuntu One and avoid being prompted each time like this? I use Lubuntu 12.04. Edit: After ...
29
votes
4answers
91k views

How to add startup applications in lubuntu?

Is there a 'Startup applications' app for lubuntu? Or how do I add apps to startup? I attempted a tutorial to add entries to ~/.config/autostart, but it did not work. Isn't there an easy way? Any ...
27
votes
6answers
83k views

NetworkManager tray (nm-applet) is gone after upgrade to 14.04 Trusty [duplicate]

I upgraded from 13.10 to 14.04 and now the nm-applet no longer shows in the system tray. I already tried purging and reinstalling the network-manager-gnome package but that didn't help. When I run nm-...
26
votes
3answers
62k views

MongoDB (3.2) doesn't start on Lubuntu 16.04 LTS as a service

For whatever reason, whenever I try to start MongoDB as a service (sudo service mongod start) I get the following error: Failed to start mongod.service: Unit mongod.service not found. I followed ...
26
votes
12answers
78k views

How to stop screen going black after 10 min

My OS is Lubuntu 13.04. After 10 mins of inactivity the screen goes black. What I did to stop it without effect: uninstalled xscreensaver completely in power setting I set to never blank the screen ...
26
votes
1answer
60k views

How to install Guest Additions in Lubuntu 13.04

I downloaded virtualbox-4.2_4.2.12-84980~Ubuntu~raring_i386.deb (63.9 MB) and Oracle_VM_VirtualBox_Extension_Pack-4.2.12-84980.vbox-extpack (11.6 MB) from https://www.virtualbox.org/wiki/...
25
votes
3answers
13k views

How to change priorities of x-www-browser?

I'm on 15.04 64 bit Lubuntu and I downloaded chrome from their website, because it can be useful at times, but I want to keep firefox as my default browser and despite having put it as default browser ...
25
votes
5answers
74k views

How do I open “apt” links in Firefox (in Lubuntu)?

Many answers on Ask Ubuntu direct to links like this that in Xubuntu opened in Ubuntu Software Center. In Lubuntu I get this error message: In Firefox-Preferences/Applications cannot see something ...
24
votes
4answers
15k views

“♦: command not found” in tty after login

I have this problem after upgrade Lubuntu from 12.10 to 13.04. I press Ctrl + Alt + 1, enter login, password, wait two seconds and get: ♦: command not found". After this message I can type commands ...
24
votes
3answers
11k views

How can I integrate Dropbox with PCManFM?

I'm using Lubuntu 11.04 and I installed Dropbox. Every time I click on the tray icon, Dropbox opens Chrome to show my files. How to change this behaviour? It would be nice to open my files from the ...
23
votes
2answers
56k views

How do I install LXDE / Lubuntu?

I want to install lubuntu on my current (pre-existing) Ubuntu Install because of it's light-weight footprint. Can I preserve currently installed apps after installation?
23
votes
3answers
50k views

How do you set system display color profiles in Xubuntu and Lubuntu?

Some applications, such as Gimp, Geeqie and Rawstudio claim to be able to use system color profile in their color management, but how do you setup such a profile? How do you see, if such a profile has ...
22
votes
3answers
4k views

“Shockwave Flash is known to be vulnerable” warning

Good evening! Today, I turned off my computer without any problems and went out. When I came back and tried to surf the net, I saw that my firefox started giving me this problem: "Shockwave Flash is ...
22
votes
4answers
55k views

How can I create a quick launcher in Lubuntu?

How can I set up quick launchers in Lubuntu? I've installed Lubuntu 14.04. Now I see no way to set quick launchers, especially for programs not listed in the menu (which must be started from a ...
21
votes
5answers
35k views

error while loading shared libraries: libudev.so.0 - Brackets

I installed Brackets on Lubuntu 13.04. When I use the command brackets to open it, I get the error: /usr/lib/brackets/Brackets: error while loading shared libraries: libudev.so.0: cannot open shared ...
21
votes
6answers
51k views

How much faster is Lubuntu? [closed]

Will I notice performance increases if I switch to Lubuntu? In what areas will I see the most significant changes? And in what areas am I unlikely to notice any? Would switching to Lubuntu be ...
20
votes
10answers
84k views

How can I add new autostart programs in Lubuntu?

In Lubuntu, there's no 'Add New Program...' button in Desktop Session Settings. Is there an easy way to add new autostart programs in Lubuntu?
20
votes
6answers
46k views

How to change keyboard layout in Lubuntu 15.10?

I have recently upgraded my PC from Lubuntu 14.10 to 15.10. Before the upgrade my keyboard layout matched my Danish keyboard. But after the upgrade I probably have a standard English/US layout. ...
20
votes
5answers
32k views

Is there a lightweight way to snap windows in Lubuntu?

I'm looking for a lightweight way to snap windows in Lubuntu. It's possible to install compiz, but doing so will make the system far less lightweight. Are there any alternatives or workarounds?
20
votes
4answers
85k views

How to set up NAT and Host-Only networking with static IP address in VirtualBox

I am trying to set up a set of guests in VirtualBox, such that each of them can access the Internet as well as be visible to each other and to the host. I also want the guests to have static IP ...
19
votes
4answers
39k views

How can I lock screen on lxde

Like gnome Control + alt + L In Lxde how can i do that? What I have to intall to do this? thanks --searching for a solution on my own but... ok if I do alt+f2 and type xscreensaver-command -lock ...
18
votes
5answers
6k views

Can I reuse Linux DVDs to install on other computers?

I made a bootable DVD with Lubuntu and another with Kali Linux. Different DVD's, of course. Can I use the DVD's again to install Lubuntu or Kali on another computer? Are they reusable after one ...
18
votes
3answers
73k views

How to restore the default Lubuntu panel?

I accidentally deleted the whole panel. How can I restore the default panel? UPDATE: I found a minimized panel on top. But I have 2 more questions. Now I have a small panel that has a network ...
18
votes
5answers
104k views

How to install Lubuntu Desktop Environment and ONLY the desktop environment?

I have a slower computer that I would like to use the Lubuntu desktop environment with. However, I do not want to install any of the software that is not related to the desktop environment. I am ...
18
votes
11answers
95k views

Installed Lubuntu 16.04 version no audio now

I apologize if I am to vague in my question/statement. I just installed LUbuntu 16.04 onto my laptop, which is a HP Pavilion G6 series, AMD Processor, and it does have an HDMI port. I can't seem to ...
18
votes
3answers
19k views

Keybord input not work in Chromium 34 Ubuntu 14.04 aura (260972) [using Fcitx would avoid this issue]

Updated: Replacing iBus with Fcitx would be a good solution for this issue. After my test, Fcitx English, Chinese input methods do work in Chromium 34 Ubuntu 14.04 aura (260972), and of course in ...
18
votes
6answers
65k views

No sound on USB headset. How to manage soundcards and audio devices?

I had a fresh reinstall of Lubuntu 13.10 and my USB headset seems to be not working. I looked for solutions in some forums, but these didn't work for me. My headset is a Genius Wire Gaming headset. ...
17
votes
3answers
29k views

Bind the windows key to Lubuntu start menu

I am running Lubuntu 11.10. By default the main menu is bound to Alt+F1 (A-F1) which works. Here is the relevant code from ~/.config/openbox/lubuntu-rc.xml <keybind key="A-F1"> <action ...
17
votes
6answers
18k views

No value for $TERM and no -T specified

I recently upgraded (with apt-get dist-upgrade) my Kubuntu and Lubuntu Linux boxes, and now every time I log into one of these machines, I get this message: tput: No value for $TERM and no -T ...
17
votes
4answers
136k views

What are the differences between Lubuntu, Kubuntu, and Ubuntu? [duplicate]

Are Lubuntu, Kubuntu, and Ubuntu the same except for the desktop environment and a few programs?
16
votes
4answers
13k views

How to completely remove desktop?

I wanted to switch to Xfce (I had KDE and GNOME installed), and I did this : sudo apt-get install xubuntu-desktop sudo apt-get remove kubuntu-desktop sudo apt-get remove ubuntu-desktop sudo apt-get ...
16
votes
2answers
19k views

Is it a good idea to install gedit in Lubuntu?

I've been a Ubuntu user for years now, but since 11.10 will come with GNOME3/Unity, neither of which I like, I've decided to switch to Lubuntu, which uses LXDE as the desktop environment. The only ...
16
votes
5answers
157k views

How To Connect to Wireless Network in Lubuntu?

Im new to lubuntu have used ubuntu before there is no nm-applet in lubuntu. So how to connect? Pls help
16
votes
2answers
34k views

How to add “Refresh” option to right click menu in Lubuntu?

I have many users at the place I work, expressing the notion of switching to Ubuntu. Most of them, for whatever weird reason wanting to know if its possible to have refresh added when you right click ...
15
votes
2answers
40k views

how to create a live-usb for ubuntu from a lubuntu system

I am using lubuntu 12.04 on my PC. I want to install Ubuntu 12.04 on my laptop. How do I create live-usb on Lubuntu so that I can install Ubuntu OS to my Laptop. Edit: There's no startup disc creator ...
15
votes
6answers
57k views

How do I edit applications panel menu in Lubuntu?

Main menu (alacarte) cannot record changes as it should. Some time it does, but randomly and rarely. Is this a bug? This question is not a clone of this one. In that case the Main menu would not ...
15
votes
4answers
39k views

What's the best lightweight dock for Lubuntu?

I'm looking for a dock supporting not only launchers but also a list of currently running apps that is fairly lightweight and suited for Lubuntu install.
15
votes
3answers
38k views

Grub menu at boot time… “holding shift” not working

I read here at this thread that holding Shift during boot can bring up the GRUB menu. However I try holding one or the other Shift keys, tapping, tapping then holding, nothing works. Am I missing ...
15
votes
1answer
55k views

Lubuntu nm-applet wifi icon missing [duplicate]

I have a Lubuntu (now 14.04) installation. Recently, I logged in to find that the Wi-Fi icon had disappeared, and there was some sort of a keyboard icon in it's place. I have restarted multiple times, ...
15
votes
2answers
18k views

A lot of `gtk-warnings` in terminal. Is this serious?

I had a lot of problems with my system and had to reinstall it. One of them was these very messages. After reinstalling the system and using the same icons, I get the warnings again and am wary of ...
15
votes
1answer
18k views

Compositing in Lubuntu

Is there any compositing built in Lubuntu? I do not mean installing compiz but rather something simple like Metacity compositing to satisfy apps that require it.
14
votes
18answers
36k views

How to get conky to stay on the desktop

I have a conky setup that I've used on a number of desktops (here's the conkyrc). It works fine in Ubuntu Unity, XFCE, Gnome and Openbox, but not Lubuntu (LXDE). The problem is that I cannot get it to ...
14
votes
3answers
57k views

Taking screenshots in Lubuntu (11.10) [duplicate]

Possible Duplicate: Print Screen key doesn't work if a drop-down menu is active As you know, by pushing PrintScreen button on the keyboard, a screen-shot of desktop will be saved on your home ...
14
votes
2answers
13k views

How to quickly open an application in Lubuntu?

I just switched from Ubuntu, where I can hit the Super key and search for any application I want and just hit Enter. In Lubuntu there doesn't seem to be a convenient way to quickly open an app in such ...
14
votes
2answers
36k views

How to disable autologin in Lubuntu?

I like to switch sometimes between Lubuntu and Ubuntu 2D on my laptop. But I especially like to choose which one I will use in the session I am about to start. But the only way of choosing is start ...
14
votes
2answers
5k views

Installing Lubuntu 16.10 with Encrytion

As some of you may know, there is bug in the installer of Lubuntu regarding full disk encryption with LVM. I have read at multiple places to use sudo swapoff --all as a workaround. That does not ...
13
votes
4answers
23k views

How to turn numlock on by default on startup on ubuntu 10.04 using LXDE?

What is the standard way to turn numlock on by default on startup on lubuntu 10.04? Lubuntu installs LXDE. I saw some aother solutions for other flavours, but maybe there is a special setting for the ...