Questions tagged [vnc]

Graphical desktop sharing system that uses the RFB protocol to remotely control another computer.

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12 views

Snap apps can't connect to VNC display

I have several snap apps running nicely in Ubuntu 20.04 (using the default Gnome Desktop). However, on a TigerVNC-Server on that PC (that uses XFCE4), most of the snap apps don't even launch. ...
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27 views

This application failed to start because no Qt platform plugin could be initialized

I wanted to install Systemback on my ubuntu 20.04 and found this page. When I ran systemback, I get this error message. ckim@ckim-ubuntu:~$ sudo systemback& [1] 220231 ckim@ckim-ubuntu:~$ No ...
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30 views

Help - VNC Server - Ubuntu focal 20.04 AWS S3

I'm coming to you because I have a problem with TightVNC installed on ubuntu (under AWS S3). From one day to the next, I can no longer log in and display my virtual machine. The connection can't be ...
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Remote desktop not working when screen goes blank after upgrade to 21.04

I just upgraded a dual screen workstation from 20.10 to 21.04. I use this workstation via remote desktop very often. After the distro upgrade, I noticed that the remote desktop connection interrupts ...
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Restore Tab key function

I am not very proficient in Linux and have to deal with it because it is part of working environment (hardware hosts of measuring equipment). It is accessed remotely over VNC and has XFCE as desktop ...
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22 views

Connect to Ubuntu 20.04 via VNC before login (with GDM3)

Good day, I need to be able to connect via vnc to an Ubuntu 20.04 client, log out via it and log back in. My problem: VNC can not connect when I am in the login screen. I know this is a general ...
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x0vncserver client can't get past lock screen

I'm running x0vncserver over ssh on a device (Ubuntu 18.04) that is rather difficult to get to physically, and remmina on another machine (Ubuntu 20.10) to try to connect to it. The connection is ...
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35 views

Ubuntu Desktop via VNC shows a different desktop interface

I followed the following guide to run Ubuntu Desktop on AWS and connect via a VNC client: https://ubuntu.com/tutorials/ubuntu-desktop-aws Problem: the remote desktop shows a desktop interface that ...
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Running a Crontab job on active VNC gui [closed]

On a CentOS Linux 7 I have a Python3 script I have a VNC Session with KDE running on it I want to set the python3 script on Crontab and want it to run on active VNC KDE GUI session instead of ...
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TightVNC Auto- Start

I installed tightvnc on my ubuntu system. It is working if i start the vncserver as a root, but not as a user. If i start it as a user i just get a grey screen in the vncviewer. But if i login into ...
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Cannot click or use keyboard on x11vnc connection to Ubuntu 20.04 from Mac Screen Sharing App

I am using a vpn to connect my Macbook Air to my linux desktop, using x11vnc. This is the command I run from the linux desktop: x11vnc -display :0 -noxrecord -forever -passwd 123456 From mac I open ...
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tty7 Server Crash (logs included with problem, unknown solution)

I currently run an Ubuntu 21.04 sever. Recently, I installed VNC on the server. I VNC onto the server by ssh tunneling by running ssh -L 5901:localhost:5900 username@ip -i ~/.ssh/privatekey, then use ...
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x11vnc with virtual display causes window trail

I'm using x11vnc on my ubuntu 20.04 to connect my tablet to my virtual display, which I created with xrandr as follows: xrandr --newmode "2000x1200_60.00" 201.50 2000 2136 2352 2704 1200 ...
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28 views

Help.. in tigervnc, menu bars aren't shown in Gnome window

I was using tigervnc server just ok until an hour ago, then I tried to make the vnc server automatically start after boot(because I had to start it with "vncserver -localhost no :2 -geometry ...
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How do I stop KDE wallet password request when connected remotely through VNC

I am using Kubuntu 20.04 (but had same issue in Kubuntu 18.04). I am running TigerVNC server on it and whenever I connect to the VNC server, I sometimes get a KDE Wallet popup requesting a password . ...
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54 views

How to set up RealVNC with a professional subscription on Ubuntu?

Their documentation says that I need to install and log in to license it, but after installing it there's no place to log in and it just gives the error "VNC Server in User Mode requires an ...
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VINO copy/paste not working

Running 20.04 in a TrueNAS VM. I haven't had any issues with the instance, except that I can't copy/paste into Ubuntu via vino. I've tried RealVNC and TightVNC. Clipboard transfer is enabled in the ...
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31 views

When we reinstal a debian package, is that messy?

I just did a fresh install of Lubuntu 20.10 and made a mistake trying to get VNC Server to start, which is a deb package installed with gdebi. I thought perhaps reinstalling the VNC deb package might ...
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vncserver becomes unresponsive to keyboard and mouse after a few minutes, but the screen still updates

Everything used to work fine on 18.04 LTS. I upgraded a while ago and started having problems with vnc. The display will continue to update as the screen contents change, but my mouse and keyboard ...
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38 views

How can I host VMs on my Ubuntu Server for remote access within my LAN?

I've read a bunch about KVM, installed it and then successfully create a VM inside it using this guide. Now I would like to be able to access it from my other computers (Windows and Ubuntu) within my ...
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7 views

remmina saved VNC connections fail to open

I can't get remmina to do VNC with a saved profile. It always works if I type everything in manually, but if I try to use a profile, it fails. No error or anything. The window just opens and then ...
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238 views

Why is my TightVNC server not displaying the LXQt desktop?

I am trying to setup a vnc server on my Lubuntu 20.04 / LXQt / LightDM / Xorg / openbox machine using TightVNC. Describing my issue upfront: When I connect from Windows machine using TightVNC (java-...
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15 views

Ubuntu 18.04 - vncserver grey screen, apps won't launch?

I have tried a lot of solutions and none seem to fix the problem. I can ssh and start a vncviewer session. I get the directory "Home" window i.e. the files folder upon logging in. ...
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17 views

Strange problems after trying to install VNCserver

I was looking for a solution to remotely control my Ubuntu 20.04 desktop from my Windows 10 laptop so I followed some guides online to install tigervncserver, to create xstsrtup file and to create a ...
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46 views

How to disable screensaver in TightVNC server and how to check the status whether screensaver is enabled or disabled

How to disable screensaver in TightVNC server and how to check the status whether screensaver is enabled or disabled? I have tried with the method mention in one article but it did not worked. To ...
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11 views

Controlling a media centre box with vnc

I have a laptop with a ubuntu vncserver installed, and i want to be able to connect to it with a VNC client on windows to control Spotify, however I can only get access to a "dummy sound" ...
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181 views

Remote connection programs on Ubuntu 20.04 are useless

I would like to know what is the best working option for a remote display program for Ubuntu 20.04. I found the following programs annoying. 1- Anydesk: Although via the command anydesk --get-id I get ...
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30 views

Does Ligntdm require specific configuration or clean-up of SDDM files after install on Lubutu 20.04?

I'm evaluating Lubuntu 20.04 for a custom application. Customisations include a static IP address, vnc service, an auto-login for a non-admin user and halting of all non-essential services to ...
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361 views

Can't access Ubuntu from Windows via VNC - connection refused

I have typical home LAN, with a Ubuntu desktop and Windows 10 desktop both on same LAN. I'm trying to get VNC access from the Windows machine to control the desktop of Ubuntu computer (Ubuntu 18.04 ...
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97 views

Calibre 5.14 on Ubuntu 20.04 with Python 3 has stopped working

When I run calibre I get this message: qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. This application failed to start because no Qt ...
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29 views

Getting Error message “Failed to execute default File manager : Input/Output error ” while opening folder in remote System through TightVNC

I am Getting Error message "Failed to execute default File manager : Input/Output error " while opening folder in remote System through TightVNC. i have also tried the solution of the link ...
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151 views

Unable to login to VNC server on Ubuntu 20.04 with GNOME setup, only XFCE works

I have tried to set up a VNC server through tigerVNC but it is only working with XFCE. My XFCE setup is #!/bin/sh unset SESSION_MANAGER unset DBUS_SESSION_BUS_ADDRESS exec startxfce4 For GNOME, I ...
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Can't install from using APT after trying to install code::blocks [duplicate]

Here's the error I'm getting: derek@derek-Satellite-C55-B:~$ sudo apt install tightvncserver Reading package lists... Done Building dependency tree Reading state information... Done You might ...
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236 views

Yet another question about TigerVNC + GNOME + Ubuntu 20.04 and black screen

I almost managed to setup TigerVNC in a fresh install of Ubuntu 20.04. My problem is that I can only get an useful screen If I do logging and manually start the vncserver service by hand by executing: ...
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1k views

TigerVNC config with Ubuntu 20.04, black screen

I installed TightVNC on a Ubuntu20.04* machine in order to use it remotely from my macbook pro. I have followed this tutorial, And it works with the fce4 desktop. However I have a black screen ...
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38 views

vino and other VNC servers installed/running at the same time

In Ubuntu >= 18, is there any conflict with installing vino and another VNC server (e.g., tigervnc-standalone-server or tightvncserver) at the same time? One may want this since vino and ...
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1answer
28 views

ubuntu package search with multiple terms and logical operators

I mean to search on the web for ubuntu pacakges with more than one search term, and logical operators among them. For instance, I want to search for packages for 20.04 that contain vnc and server in ...
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45 views

No mouse or keyboard with VNC

I'm running into a problem while trying to setup VNC on one of my Ubuntu machines. I can connect to the remote machine with VNC Viewer, however I have no mouse or keyboard to the remote computer. I ...
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68 views

VNC server with multiple ports. How to move a window to the screen associated to a given port?

I have an Ubuntu 16.04 server with vncserver installed. I set it up so that I may access it with ports 5901 and 5902, getting two different vnc sessions. Now to my understanding, this is similar to ...
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122 views

How to copy/paste text in Remmina from snap

I have remmina installed through snap in Ubuntu 20.04 and I cannot copy/paste. There is no copy/paste/clipboard option on the permissions of this snap, and the solutions I find talk about installing ...
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1answer
476 views

How do I install vnc on a headless ubuntu 20.10?

I am trying to install vnc on an x86_64 ubuntu 20.10 which is headless. I do NOT want Xfce, all of the tutorials for some inexplicable reason tell you to install xfce. I do NOT want to install this ...
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23 views

Issues accessing Ubuntu through vnc

I have installed through a SSH console into my Ubuntu server a service called vncserver and I ran it. This is the output: New 'X' desktop is ubuntu-s-4vcpu-8gb-fra1-01:3 Starting applications ...
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96 views

Trying to install GNOME on Ubuntu on remote server

Im a fairy new user at Linux. I have Ubuntu 18.04 on a host at paperspace. I'm following this guide: https://www.teknotut.com/en/install-vnc-server-with-gnome-display-on-ubuntu-18-04/ Beside that I ...
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1answer
256 views

VNC Server does not display application GUI

I run a VNC Server on an ubuntu 18.04 linux desktop, and connect it using my Windows 10 PC, It was working just fine until I rebooted my server, now none of the applications open GUI, Clicking on &...
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49 views

Problem in generating a GNU screen session with Ruby in Ubuntu 20.04

I have a workstation with Ubuntu 20.04 installed where I'm facing problem in generating GNU screen session inside a ruby script. The Ruby script has to generate a new GNU screen session with a custom ...
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1answer
107 views

KRDC maps both 'alt' and 'meta' keys to 'meta' when connecting to a MAC vnc host

I am on a kubuntu machine with a mac keyboard connecting via krdc / vnc to a mac OS host. i have a problem with the krdc key mapping the meta key maps to meta key on the mac [good] the alt key also ...
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318 views

System-wide x11vnc for GDM on 20.04

I'm trying to setup system-wide x11vnc so even if no users are logged in, I can remotely connect and start a Gnome session. I followed this tutorial on the Arch Linux wiki as it seemed to mirror ...
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1answer
82 views

Secure share of desktop Ubuntu 20.04

I have a machine set up as a web server (20.04 minimal install) that I need to access remotely from my laptop (20.04 full install). Ideally I would take control of the currently active display on the ...
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2answers
380 views

Can anyone help me with my TigerVNC xstartup script for Ubuntu 18.04's GNOME dock icon's missing issue?

Basically, I do not totally understand how GNOME the whole stuff works. As the title shows, I am currently working on using TigerVNC to start a GNOME desktop, which is separate from the original GNOME ...
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68 views

How to enable RDP or VNC on Ubuntu through CLI

I have a desktop running Ubuntu 18.04.4 LTS, I have SSH enabled however I would like to also manage the computer either through VNC or RDP. I looked through a couple of forums on the internet however ...

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