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2answers
2k views

Installing netbeans on Scientific Linux- NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread “main”

I'm installing netbeans 8.0.1 on Scientific Linux. I have executed the installer .sh but I get the error: java.lang.NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread "main" ...
4
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1answer
2k views

Mirror displays on Mint 15 login screen

I have the Mirror Displays enabled on my Linux Mint 15 Cinnamon 64-bit box, which has a GTX 680 graphics card installed with recommended drivers. I selected the top green one in this screenshot. ...
3
votes
1answer
511 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 ...
1
vote
1answer
42 views

Why does my program screen dims down?

I wrote a program to run on Linux OS. I noticed whenever I ran the program and clicked on a button to open a window, sometimes the main application screen dims down. This doesn't happen on all the ...
1
vote
1answer
710 views

xrandr issue when panning second monitor

I'm using Linux Mint Cinnamon on a macbook (with HiDPI display), the primary monitor looks great but the second one (which is not an HiDPI monitor) is terrible... by using xrandr I forced it to scale ...
0
votes
1answer
24 views

How to recover a failed KDE4 desktop without deleting the entire ~/.kde4 directory?

This is a tale of two 64-bit Mageia 5 GNU/Linux systems equipped with 6xx/7xx nVidia video cards. Each is configured with a KDE4 desktop (task-kde4-minimal-4.14.3-2.mga5), and use a proprietary ...
0
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1answer
49 views

What do I do if Mint doesnt have my native resolution as a display option?

I have two displays. A monitor and an hdtv. The monitor works because its 1920*1080 but my tv is 1366*768 and that isn't a resolution option. I tried the next one up and it looks too pixelated for ...
0
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1answer
196 views

How to set the DPI in a Hi-Res screen? The default setting is too small

I'm running Linux Mint MATE 17.3 on a brand new Asus UX305FA with screen resolution 1920x1080. Everything is super small. I would like that the overall appearance is managed correctly like in the ...
4
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0answers
329 views

How do I keep my display output from toggling by itself?

It happens with a Vostro 3550, Debian, Gnome and a Philips 1080p television. As soon as I connect the HDMI it starts toggling output and goes from mirror to just the laptop display to just the TV to ...
2
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0answers
240 views

CentOS 7 system wide display configuration

I have two displays, one connected via DVI and one via HDMI. I installed CentOS 7, which thinks (like every linux I've tried so far), that the one connected via DVI is the primary display and it's on ...
2
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0answers
310 views

3 displays, linux mint 17

I have a laptop Acer Aspive V3-771G with GeForce 740M. I want make my laptop to output information on 3 displays (laptop's display + I have 2 external monitors), but I can't do that because of errors, ...
2
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0answers
82 views

How to use secondary VGA device for TTYs

I have a machine (a virtual XEN DomU, but I don't think it matters) with two video cards. I would like to display the TTYs on the monitor connected to the secondary video card (i.e., not the display ...
2
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0answers
419 views

Setting KDE to crop the laptop's screen to match external VGA device's ratio

I have a laptop with 16:9 screen ration. Sometimes I need to attach it to a projector via VGA. The projector ratio is 4:3. I use System Settings->Hardware->Display and Monitor->Size & Orientation ...
1
vote
0answers
150 views

Configure GNOME/Wayland display configuration from command line

Is there a possibility to configure the monitor configuration of Mutter/GNOME shell from command line in a Wayland Session or is that not implemented until now? I have tried to change some things via ...
1
vote
0answers
80 views

How can I override xrandr selecting lower than the preferred resolution?

When I connect an external screen to my laptop using HDMI, the default resolution selected is not the maximum resolution - even though this resolution is listed under the available modes: HDMI1 ...
1
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0answers
50 views

LXDE not turning on laptop monitor where VGA disconnected

I'm using LXDE (on Lubuntu 15.04) on my laptop (which is a Lenovo X201). When I connect the laptop to an external monitor and tell LXDE to use only that (and blank the laptop monitor) - it obliges me. ...
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0answers
33 views

Ubuntu boots to terminal by default

I am using Ubuntu 14.10 in my Dell Inspiron N5010.Recently I installed confizconfig settings manager.After that,my computer started to hang often(touchpad doesn't work).so I uninstalled compizconfig ....
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0answers
84 views

Debian applications in a different language and unable to change

I recently had to reinstall GNOME on my Debian7 system, the reason being there was a problem with the older version. Unfortunately, probably since I am in Belgium, it has installed part French, part ...
1
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0answers
31 views

How to keep displays “set” and not vanishing when screenblanking or turned off?

I have thee screens and am finding it very annoying and distracting to find (1) my X settings have changed to make the leftmost Primary and not aligned right, and (2) all the windows moved onto the ...
1
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0answers
209 views

Ubuntu external dual monitors set up problem

I am new to *nix world. I have a Lenovo T440 laptop with Ubuntu 13.10 and looking to dock in its station. I have 2 ASUS external monitors connected to it. Ideally, I am looking to have the display in ...
1
vote
0answers
309 views

Dual displays, one fixed, one spinning (CentOS 7)

I have 2 monitors and would like to have my setup like this: Monitor = fixed desktop (only 1) Monitor = dynamic, spinning desktop (1+) It was working like this at the beginning but somehow I ...
1
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0answers
199 views

External VGA monitor disappeared from display options list

I am running Linux Mint 17 Xfce on an HP Elitebook 840 G1 laptop. Up until just now I was using an external monitor, displaying identically the same thing as the built-in laptop display, connected via ...
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0answers
1k views

Linux Mint brightness has too few settings

There are many questions to do with screen brightness on Linux Mint (this and this refer to default brightness being zero, and this to there being only two brightness levels.) My problem is a bit ...
1
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0answers
107 views

Linux Mint default physical screen before login

I currently have to do annoying things to log into Linux Mint 16 Petra. I have two screens: new, left, VGA old, right, DVI The mouse is trapped on the left screen and the login dialogue for mdm is ...
1
vote
0answers
157 views

Getting second GPU monitors outputted as Multi-Display

OS Kali Linux 1.0.6 Hardware HD7950 x 3 BenQ Monitors x4 - 1920x1080 Kogan Monitors x2 - 2560 x 1440 Xorg.conf http://pastebin.com/JqTPUw7s Situation Currently I'm trying to get all 6 ...
1
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0answers
2k views

Changing color depth in linux mint

How can I alter color depth settings in Linux Mint 13 maya? I tried to find the xorg.conf in /etc/X11/ But I could not find the file.
0
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0answers
11 views

Can't turn on secondary monitor (Gnome3/Fedora 24)

I turned OFF monitor (DP-2) using Gnome3's Displays utility, right now it displays 2 monitors (DP-2, DP-4) and DP-2 is in Off state. Whatever I tried to do with xrandr - no result. It remains in OFF ...
0
votes
0answers
26 views

Ubuntu freezes with second PCI GPU and cannot use it

Configuration is: Asus M5A99X EVO (IOMMU enabled, firmware flashed) AMD 64-bit processor PCI-E x16 #1, NVIDIA GTX 580 PCI-E x16 #2, NVIDIA GT 610 Ubuntu 16.10, amd64, LVM locked SSD The problem is ...
0
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0answers
67 views

No padding for menu-bar items — Manjaro - Xfce

Don't have a clue as to, what should be done to fix this.. Running a Manjaro x86 - Capella, Linux 4.4 LTS edition. Would like the menubar to be more defined, than overlapping, Like this screenshot of ...
0
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0answers
21 views

Is there a way to switch between layouts in `terminator` while it is open?

In terminator, the only way to use a custom layout seems to be to execute the command terminator -l layout_name in the terminal. But I would like to change the layouts on the go, while terminator ...
0
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0answers
80 views

Centos 7 Gnome, blurry image problems

Sorry for not being very precise, I'm struggling with a problem I fail to identify to be able to find any solution. The image you see above is a screenshot of my problem, every time I need to ...
0
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0answers
309 views

Cinnamon running without video hardware acceleration after moving HD to a new PC

I have just upgraded my PC. It was an old intel Q8400 with an nvidia graphics card. I changed the CPU (now an i3-6300) + Motherboard, and ditched the graphics card (want to use intel's graphics card ...
0
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0answers
100 views

How to clear external monitor settings (Crash when connecting a laptop to an external monitor)

After some updates, I get an error when connecting to an external monitor. OS: OpenSUSE Leap 42.1 Kernel: 4.1.12 The first time I connect, it will just display on the external monitor, but not on ...
0
votes
0answers
209 views

Mint: display setup lost after waking up, starting up or reconnecting second screen

I've been using Linux Mint 17 for a month and this problem occurred pratically since I first installed it. I have a dual screen setup where my laptop is set as the main screen on the right and my ...
0
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0answers
63 views

Lubuntu: fullscreen image moved to the left

If I run DOSBox or LTris fulscreen on Lubuntu, the image is moved to the left. This happens both with open-source drivers and NVIDIA drivers. My GPU is: Gigabyte Geforce 8500GT What could be wrong? ...
0
votes
0answers
115 views

Pixelated display after run “sensors-detect”

I have a Lenovo y50-17 laptop with Mint linux installed. I started by doing sensors-detect, which I've done on computers in the past. I know I should have stuck with the defaults, but I didn't. ...
0
votes
0answers
593 views

Black screen after logged in. Xubuntu 12.10

Hi I'm a total noob in Linux/ubuntu. I had Xubuntu 12.10 running for a month or so without major problems. A few days ago after downgrad firefox from 29 to 28 by removing and reinstalling and ...