Questions tagged [lubuntu]

Lubuntu is a lightweight and energy-saving variant of Ubuntu using the LXDE (Lightweight X11 Desktop Environment) desktop. Use this tag only for questions that are Lubuntu specific (installation, hardware compatibility, etc.).

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53
votes
3answers
48k views

How to undo sudo add-apt-repository?

I run sudo add-apt-repository ppa:noobslab/indicators to install my-weather-indicator but it requires GTK3 and I don't want to proceed. So I'd like to undo that command. I'd checked my /etc/apt/...
43
votes
7answers
68k views

Simplest way to send one-line mail out via command line using gmail?

Using Raspbian and Ubunntu 16.04 LTS so need a generic Linux solution. Requirement is simple: I need a way to send one-line email messages from the command line. I have set up a gmail account just ...
12
votes
2answers
12k views

Lubuntu - G_Is_Dbus_Connection

I have just installed Lubuntu on VM VirtrualBox. When I run an app from terminal, eg. firefox, it works but terminal pops up some warnings. maciex@maciex-pc:~$ firefox (firefox:1152): Gtk-WARNING *...
9
votes
1answer
2k views

Multiple modifier layers with XKB (on a japanese keyboard)

I have the following keyboard (HHKB JP). I'm using Lubuntu 14.04, and I've edited /usr/share/X11/xkb/symbols/us to implement a custom layout. Now, I want to use the following keys as 5th, 6th, 7th, ....
7
votes
1answer
3k views

Lubuntu 16.04 xsetwacom: "Unable to find an output 'DVI-I-0'."

I just got dual monitors and I want to restrict my Wacom tablet to draw on only one. Unfortunately, xsetwacom doesn't seem to recognize the DVI inputs--even though they're listed in xrandr plain as ...
7
votes
4answers
42k views

Lubuntu display resolution + VirtualBox

Running the most recent Lubuntu 14.04 as a live OS inside virtual box works without any problemes at 1024 x 768 pixels screen resolution. But when I install it, Lubuntu has a low resolution of 620 x ...
6
votes
2answers
90k views

stop/restart X server

I want to generate xorg.conf but for that X needs to not be running. How do I stop X or start without it? I tried ctrl + alt + F2 but the X server is still running. I'm running Lubuntu 14.10.
6
votes
2answers
14k views

Changing screen scale in LXDE

I have installed Lubuntu on a very old laptop, and it performs great! I know there is an option in Ubuntu unity desktop which allows changing the scale of what you see on screen. Since my old laptop ...
6
votes
1answer
16k views

Cannot mount exFAT even though I installed exfat-fuse

So, I installed exFAT support (Lubuntu 14.04) and it all works fine in a file manager (PCManFM), but I want to mount a disk in terminal, and it says exFAT is not found? It must be if its mounted ...
6
votes
2answers
5k views

Change keyboard layout using Cyryllic character

I'm using Lubuntu 11.10. I tried the keyboard layout applet from lxpanel but it does not work and I don't know why. I can change the layout to Russian using $ setxkbmap ru and it works! Nice! But ...
6
votes
1answer
19k views

need to restart cups to reach network printers

Every once in a while (not necessarily after resuming from suspend or booting) I have to sudo /etc/init.d/cups restart to see again the network printers. Is there a way to bypass this process, or what ...
6
votes
2answers
2k views

How do I access the Lubuntu menu in Openbox?

Is there a way to include the Lubuntu applications menu in an Openbox menu (~/.config/openbox/menu.xml) so I can use it within a pure Openbox session?
5
votes
1answer
29k views

How do I remove "SMBus Host Controller not enabled" message on Lubuntu VM startup?

I've installed Lubuntu (not Ubuntu) in a VMWare Workstation VM. Version 18.04. I'm getting a startup warning message I always get on my Ubuntu installs: piix4_smbus: 000:00:07.3 SMBus Host ...
5
votes
2answers
11k views

How to configure certain programs to always open in full screen?

Under LXDE desktop manager Alt+F11 can be used to switch a program to full screen. I use this shortcut so often that'd I rather have certain programs always open in full screen instead of doing it ...
5
votes
3answers
4k views

How to skip 'Please remove the installation medium then press enter'

I have a time-consuming program running in Lubuntu 18.04 Live. It will take around one day to finish. After the program finishes the computer shuts down. But since I am running Lubuntu Live, the ...
5
votes
1answer
804 views

No elevated permissions when using GUI applications on i3 wm

I'm running Lubuntu 13.10 with the i3 window manager. Tasks that need elevated permissions, like installing applications from the lubuntu software center or using the gnome-disks, complain about not ...
5
votes
0answers
2k views

Change default applications in Lubuntu

In Lubuntu I can change the default applications using Default applications for LXSession. It saves the default applications in the configuraion file /home/USER/.config/lxsession/Lubuntu/desktop.conf. ...
4
votes
2answers
18k views

Incorporate nm-applet in i3 window manager

I have Lubuntu 17.04 with i3 window manager. I am tryig to open the network manager from the i3wm but I can't. The internet connection works by going to the defaiult network that I set via LXDE, ...
4
votes
2answers
2k views

Does lubuntu have an anti-blue light feature?

Does lubuntu have an anti-blue light feature?
4
votes
2answers
3k views

Not all Cores activated, NR_CPUS limit exceeded [closed]

Yesterday, I installed Lubuntu 18.04 on my new system: Mainboard: Asus Rog Strix H370-I CPU: I7-8700T (6 Cores + Hyperthreading) Everything works fine, but with dmesg I could see this: root@...
4
votes
0answers
23k views

check hdmi port status

I have a Asus UN42, the HDMI port seems is not working anymore, no signal is sent through this port, tried different cable. I now use the displayport. Is there any command to see what the problem is? ...
3
votes
2answers
31k views

Top "id" is using 50-99% of CPU

My i386 Lubuntu install is running with a constantly 100% CPU. Using top I have diagnosed "%id" as using up a lot of CPU, usually between about 50% and 99%. Why is this happening, and how can I stop ...
3
votes
2answers
33k views

What is Lubuntu default password when it's distributed by magazines?

A friend gave me an old Dell to fix for her daughter. So I put Lubuntu on it. I had a disk with Lubuntu on it that came with one of my magazines, so I installed it. This machine won't boot from USB ...
3
votes
1answer
2k views

How to enable btrfs zstd compression

I saw mention of zstd in the documentation (4.14 and later), so I figured to give it a try. Starting from lubuntu 17.10, I upgraded my kernel to 4.15: # uname -sr Linux 4.15.0-041500-generic ...
3
votes
1answer
2k views

terminology emulator lacks generic players in Lubuntu 16.04

terminology installed (apt update + apt install), and runs fine in a Lubuntu 16.04 fresh installation. But when trying to display a picture (or show thumbnail images with tyls), it always raises this ...
3
votes
1answer
2k views

rsync unknown option from bash script execution

I'm trying to simply sync a folder using rsync over my local network from my computer in front of me to the destination computer. #!/bin/bash echo "This script will sync from my Macbook Dropbox/...
3
votes
2answers
4k views

What do the benchmarks in HardInfo mean?

The program hardinfo is included by default with Lubuntu as a system profiler. It can run 6 different types of benchmarks: -CPU Blowfish -CPU Cryptohash -CPU Fibonacci -CPU N-Queens -FPU FFT -...
3
votes
2answers
2k views

USB hard drive won't remount after power outage

My home server has a USB hard drive plugged to it. Once in a while, the breakers jump or there are power outages. Since my server is a laptop, it keeps chugging along, but the rest of the hardware (...
3
votes
2answers
8k views

Lubuntu + pulseaudio

How can I install pulseaudio on lubuntu? When I try installing via sudo apt-get install, the package is not available. I use kodibuntu (formerly xbmcbuntu) and want to get pulseaudio working to get ...
3
votes
0answers
2k views

Failure removing module, still in use/not found

I'm trying to remove a module I have created, but it doesn't work for me. Assuming my module name is xyz : When I try to run rmmod xyz I get the following error: rmmod: ERROR: Module xyz is in use ...
3
votes
0answers
2k views

Can't find system settings in lubuntu

This feels like such a silly question. I just installed lubuntu I can't find a button for system settings in the panel (LXPanel 0.8.2). When I click on the lubuntu icon, all I see is 'run' and 'log ...
3
votes
2answers
2k views

How to make sound works on Mozilla Firefox 52? [closed]

I use Lubuntu, which I believe does not use pulse-audio, or uses a container for that, I do not know, but it seems to use alsa well. Since I upgrade to Firefox 52, which does not accept plugins ...
3
votes
0answers
1k views

Save desktop window state in Lubuntu

Is there a way to save state of opened windows before restarting the computer? I use lxsession and openbox. I found this in openbox manual pages: --sm-save-file <FILE> Specify file to ...
3
votes
0answers
684 views

How do I bypass entering exit manually at the initramfs prompt?

I installed lubuntu onto my desktop PC and it does not have any other OS on it. Everytime the system boots up, I get to the initramfs prompt. It does not show any errors. If I enter exit, the system ...
2
votes
2answers
676 views

Why are samba client and NFS client used differently?

Can you compare why samba client and NFS client are used differently? For example, Why do I have to mount a shared directory on a NFS client side, while I don't have to for samba client side? In ...
2
votes
2answers
3k views

How to write dd status/result message to a file?

I use this dd command for checking disk speed: dd if=/dev/zero of=/path/file bs=1G count=1 oflag=direct which gives back something like this: 1 oflag=direct 1+0 records in 1+0 records out ...
2
votes
2answers
6k views

Booting into shell instead of graphical interface [duplicate]

I have a laptop with lubuntu. It's great but I wish LXDE was optional instead of autostarting. So my question is, what can I do to make it boot directly into a text only mode, not loading anything ...
2
votes
1answer
1k views

lubuntu 18.10 screen shot

I upgraded to lubuntu 18.10. Previously I would press the 'prt sc' key and file named something like '2018-08-29-095118_1366x768_scrot.png' would magically exist. I would not have to stop what I was ...
2
votes
1answer
380 views

cannot get scripts to run in a Lubuntu (Xenial) Minimal (+LXDE) VM with shebangs

I embarrassed myself a little here with a simple typo and a profound ignorance. Save yourself some grief: your hasbangs/shebangs must always have a leading /, such as #!/bin/bash be precise if you ...
2
votes
1answer
582 views

guvcview records audio but only first frame of video

guvcview used to work okay, but then there was an update and it stopped working. It records audio okay but only the first frame of video shows. I've tried different rendering methods, no difference ...
2
votes
1answer
299 views

Wine64 or Wine 32 for 64-bit Lubuntu 20.04?

I am running 64-bit Lubuntu 20.04. I have some old windows executables, which I am not sure if they are 32-bit or 64-bit. As far as I know, 64-bit Windows can run 32-bit executables. Would you ...
2
votes
2answers
417 views

Why are directory permissions preventing "sudo apt install" using a file?

I have found that using sudo apt install ./<package_name_here>.deb fails with E: Failed to fetch file:<path_to_package>/<package_name_here>.deb File not found - <path_to_package&...
2
votes
1answer
1k views

Permanent desktop on Amazon EC2 instance with ubuntu server

I'm trying to run a program on an ubuntu 14.04 server instance on Amazon, but it needs a gui. I can install lunbuntu and use x2go to view the desktop, but as soon as there is a hiccup in my internet ...
2
votes
1answer
737 views

How to Map AltGr + any key to shortcut in Openbox/Lubuntu file lubuntu-rc.xml

I have a highly customised lubuntu-rc.xml file; all key combinations that I can use for command shortcuts are mapped, so I need to utilise more keys so I can have more shortcuts. I would like have ...
2
votes
1answer
1k views

How to know which platform I am using in lubuntu, ubuntu or kubuntu

I need switch script in between lubuntu, ubuntu, and kubuntu. How can I know which platform the script is running in? Because uname/lsb_release never show different in those 3 releases Lubuntu$ ...
2
votes
1answer
2k views

Impossible to resize window

I'm using Lubuntu 11.10 on a Sony Vaio. After I connected my laptop on a projector for my talk I'm having a problem with the size of one window. As you can see below (Fig. 1) the Mathematica window ...
2
votes
1answer
37 views

Permission denied to create files on Samba shared folder mounted using CIFS

I have two ubuntu (lubuntu 20.10) machines. On one of the machines, I created a folder and shared it using samba. My entry in /etc/samba/smb.conf looks like this [MyShare] comment = NO COMMENTS ...
2
votes
1answer
3k views

Upon upgrade of lubuntu 17.10 from 17.04 display messed up on an eeepc 900a

Upgraded lubuntu 17.04 to 17.10 on an EeePC 900a. Appears to work fine except that the left side of the display is junk. The full screen looks fine before linux is booted, the Asus EeePC splash. ...
2
votes
4answers
7k views

I can't access BIOS menu after installing Lubuntu

I did have Windows 8 with UEFI BIOS menu. I've since replaced windows with Lubuntu 17.04. I now wish to change distros, however I can no longer access the BIOS menu to change the boot order. Pressing ...
2
votes
3answers
94 views

XKB not recognizing my custom layout

I created a custom keyboard layout (the file is called “brc”) based on Colemak for my Lubuntu 18.04, and copied it to /usr/share/X11/xkb/symbols: default partial xkb_symbols "basic" { ...

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