Questions tagged [tty]

A tty (teletypewriter) is a Unix command that prints to standard output the name of the terminal connected to standard input. It is typically called a terminal. the first local terminal is referred to as tty1 and resides in /dev/tty1

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TTY startx runs different GUI than graphical.target

I recently setup a live Ubuntu 20.04 stick. This is the first time I'm trying Ubuntu, but I am somewhat familiar with the system because I have a RaspberryPi running Raspbian. Everything works great. ...
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Ubuntu opens to tty, apt-get is not working [duplicate]

So I was trying to install some packages, but they were sort of broken so an answer recommended that I use "apt-get remove" to remove the corrupted versions and re-install them. While doing ...
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How can I acess framebuffer mode/TTY in ARM ubuntu without using keyboard and run few commands?

I want to use the ARM SBC in outdoor environment so I won’t be having keyboard but I’ll be using a supported Touchscreen though. I want to run custom YOLOv3 NPU on that setup and it requires to be in ...
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Problem running “startx” [closed]

I was having a problem with the xinitrc file and gdm so I decided to open the tty and type startx but it shows me an error that says No keycodes found for keysysm 65364. What can I do?
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TTY1 shows passwords

I am using 4.15.0-106-generic (Ubuntu 18.04.1 LTS) alongside Windows 8.1 for over a year. I usually use TTY4-TT6 using CTRL + ALT + F4, etc. Just now, I accidently went to CTRL + ALT + F1 and was ...
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xubuntu 18.04 unresponsive on thinkpad X1 after release upgrade from 16.04

Until this morning I had xubuntu 16.04 with kernel vers. 4.6.0 running without any problems on my Lenovo ThinkPad X1 (3rd generation). Because the system didn't stop nagging me to upgrade to 18.04 I ...
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Display tty1 in a terminal window on GUI

I am not trying to open a GUI in tty1, but I'm trying to display tty1 in a GUI desktop (Ctrl + Alt + F7). Because it's running the Daily apt download activities, which prevents me to install anything,...
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what does console [tty0] enabled mean when I type dmesg | grep tty?

I am a beginner in Linux and serial communication in Linux. On going through the link https://www.cyberciti.biz/faq/find-out-linux-serial-ports-with-setserial/, I ran the dmesg | grep tty command. But ...
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1answer
42 views

Ubuntu Core 18: serial-getty@.service keeps timing out, delaying initial boot

I have a custom ARM device that I am trying to enable Core 18 on. serial-getty@ttymxc1.service gets into a failure loop (whereupon it times out starting the service for 90 seconds, then tries to start ...
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How can I log into a commandline session, without having to launch any desktop environment?

In an effort to preserve battery, I'd like to have a session type of just the commandline at login. I do not want root. I do not want to login to gnome and then switch to a ttyl, as I would still be ...
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No desktop, only tty, sudo startx doesn't work

I am using Ubuntu 18.04. The problem is I have no GUI, stuck in tty... I can't run apt-get update and there is no internet in tty. When I run sudo startx it is showing this: marker: (--) probd, (**...
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Whenever get serial data through ttyTHS1, the file is re-create constantly

I'm developing a device what can get data like CAN, GPS from autonomous drive vehicle. When I get GPS data through /dev/ttyTHS1, The problem is happnend. 'ttyTHS1' is recreated constantly. But I can ...
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Installed AMD GPU drivers, then uninstalled, now can't get to desktop

I installed the latest AMD GPU drivers from their site for AMD 5700XT graphics card. When I did a restart one screen was flickering and my desktop wallpaper was set back to the default screen. I ...
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18.04 boots but only from grub menu, or after displaying tty

This is a new install on a Sony Vaio E-series VPCEB11FM. After pressing the power button to boot, if I then hit Esc or Shift to open the GRUB menu, and then selected the first (default) menu option ...
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How to disable GUI in Ubuntu

Say if I wanted to replicate Ubuntu Server and have no GUI running what would I do to make this happen? Upon running htop/top from tty session I see both gnome and xorg are still running and sucking ...
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No internet connection in tty1

I used the command autoremove wine64 but this removed somthing in my desktop. when I reboot the ubuntu it won't boot and shows tty1 ,I try to reinstall ubuntu-desktop to fix the problem but this is ...
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Problem connecting Upsilon 2000, How to setup TTY

I'm using Kubuntu 20.04 64 bit My UPS software is displaying a message when I try to start it. UPS Adapter No Response!!, type [upsilon stop] to stop this process Support says it's TTY probably ...
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20.04 restart frozen gnome

With fresh-installed 20.04 sometimes I get almost completely frozen GUI. Almost completely -- I mean I can not do Alt+F2 and r. And while the mouse pointer still moves, the system does not respond to ...
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2answers
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Black screen with logon prompt on Raspberry Pi 3b+

I'm new To Ubuntu. I installed Ubuntu 20.04 on my Raspberry Pi 3b+ with Raspberry Pi imager and it boots to this black login screen. Ubuntu 20.04 Ubuntu tty1 ubuntu login:
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Various Desktop Environments on various TTYs?

Is it possible to have various Desktop Environments on various TTYs? Now on TTY3 to TTY7? Thank you.
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1answer
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Ubuntu 16,04 GUI only updates when switching to and from tty

Since this morning my screen is frozen except for my mouse; clicking on an application shows the wheel spinning while it is loading and hovering over certain parts of the screen changes the cursor but ...
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How can leave tty1 and get internet connection on tty1

Hello In Ubuntu 18 LTS Dell Inspiron-5548 after delate LAMP and restart GRUB I just can start in TTY1 I don't have internet connection , I can't update or get packages from fsck , comands ctrl F1........
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4 seconds delay when switching to another TTY

After pressing Ctrl+Alt+F? to switch to another TTY (both graphical or not) I get a 3-4 seconds delay where I still see the "old" TTY before the screen switches (which is then almost instant). In ...
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Utilite Value serial connection works in U-Boot console

I have a Utilite Value that I'm trying to repurpose as a media computer, including installer a newer version of Ubuntu. I posted on this earlier but hit a snag. When I connect using gtkterm, I can ...
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Ubuntu freeze at login page, no mouse and no keyboard response, blinking at tty login as well

I have a Ubuntu 18.04 installed and everything was working properly. I have an Nvidia Quadro GPU and I was in the process of installing my nvidia driver and then cuda toolkit. The already installed ...
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Xubuntu 19.10 with ZSH hangs after login in tty

I have oh-my-zsh installed on my Xubuntu 19.10. Sometimes, as (X)ubuntu usually does, it freezes together with the whole X server. Therefore I wanted to switch to tty1. Once I provided my credentials, ...
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I can't get of this error and end up in tty mode after I start my system

/var/lib/dpkg/info/passwd.postinst: 21: grep: not found groupadd: group 'shadow' already exists Group ID 42 has been allocated for the shadow group. You have either used 42 yourself or created a ...
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Disabling extra tty

When I boot my system, I have 6 tty (agetty). I want to keep tt1 and disable the other ones, ie tty[2-5]. How to disable all tty but tt1? My system is a Ubuntu 18.04 which I customized to be lighter. ...
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Stuck on /dev/nvme..:clean … x/x files, … x/x blocks screen

I was switching from tty2 to tty3 to tty4 and so on by using Ctrl+Alt+F[1-12] and suddenly this window appeared with only the top line Next thing I know, I wasn't able to use Ctrl+Alt+F[1-12] or Alt+[...
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Using VMDK image on VirtualBox: disable tty

I'm booting VMDK images on VirtualBox and adding a cloud-init config, I have a nice way to produce blueprinted VMs on Linux. However, they depend on having a TTY defined and that makes that I can't ...
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Ubuntu doesn't ask for username and password

It just displays the following line: [3706.547939] rfkill:input handler enabled What do I do?
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Enable uwqhd (3440x1440) in TTY terminal

I have been looking for solution to change tty resolution. I have set the grub like this: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nomodeset" GRUB_CMDLINE_LINUX="" GRUB_GFXMODE="3440x1440x24" ...
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Two gnome-sessions

I have two process gnome-session-binary running on my computer. One is running with my user and one is running with the gnome display manager user, they are running in different tty's. my user ...
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56 views

bash in TTY instead of zsh

Ok, ive installed oh-my-zsh and its nice and fancy, but when i switch to TTY, it complains that 256 colors are not supported and all powerline fonts are obviously messed up. Is there a way to set bash ...
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1answer
109 views

Change language in Ubuntu tty2 login mode

I have login problem of this kind: A start job is running for Hold until boot process finishes up (Xmin Xs/no limit) Do when I press Alt+Shift+F2, so it going to login page and the problem is that ...
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227 views

Is there a command that can be sent into a usb port to request the system's time?

I'd like to add a functionality to a project I'm working on, in which as soon as an external controller device powers on, it sends a time-request/command to a ttyusb port of an Ubuntu PC, and the ...
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How Can I make “program-cli -i” working from another terminal

I have the following program: bladeRF-cli -i that I run in a terminal. (Let's say tty0). This program reads the instruction from where the terminal is open (Eg. set smb_mode output, info, version, ...
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Securing access to the serial console on my board

I am deploying a project on a ROCK Pi 4 arm64 board running Ubuntu 18.04. It is possible to access the serial console as explained in the Serial Console tutorial. I would like to prevent the access to ...
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I can't access serial ports even though I'm a member of tty and dialout groups

Using Ubuntu Server 19.10 on Raspberry Pi 4. I'm a member of both the DIALOUT and TTY groups (I verified this with id) but I can't access serial ports without using SUDO. I tried changing the ...
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different text styles in Ubuntu tty sessions

toggling between tty1 & tty2, I notice tty1 is bold, and tty2, and all other subsequent tty, are also not bold. Im just wondering why there is a difference, and if that difference is further ...
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Ubuntu 18.04 enters tty type login screen on startup [duplicate]

Firstly, I'm not very experienced with linux so forgive my apparent ignorance. So my ubuntu 18.04 was working just fine when suddenly it won't boot into the GUI, instead it goes to the tty login ...
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1answer
197 views

Map microcontrollers connected (FTDI) on physical USB port to Windows Virtual Machine in Virtualbox as COM

Host OS: Ubuntu 18.04 Virturalized: Windows 10 Things I have already done: Added $USER to the dialout group and rebooted sudo chmod 666 /dev/ttyUSB* Mapped the port where my microcontroller gets ...
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How to enable recovery mode in Legacy Boot

I am using a HPE DL385 Gen 10 server where I have installed Ubuntu 18.04 sever with Nvidia 430 driver. I am stuck at the login screen as the system freezes at login and not able to get into the ...
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Cannot use login after nvidia update [duplicate]

An nvidia driver update broke my X11 and I would now like to revert that. I also have a onchip graphics card as fallback but don't know how to select it. Once I'm done booting my screen starts ...
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no ubuntu gui after removing all python packages [duplicate]

I had some broken packages and as far no other answer helped, I was trying this answer. So I ran sudo apt list | grep python | cut -d "/" -f1 | xargs sudo apt-get remove -y and after my ...
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Ubuntu 18.04 TTY Crashing on Logout

When I switch to a TTY terminal on Ubuntu 18.04.3, log in, and then use either the exit or logout command to try logging out of that TTY session, the screen goes black and never comes back on. There ...
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Run script when switching to current tty session

Say I have a user at tty2 (with xorg environment). If I switch the session with the shortcut (Ctrl+Alt+Fn) and the switch back to tty2, I would like a script to run (for the user of this session). Is ...
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1answer
69 views

Log into tty and do not launch gnome-shell

When working on my laptop I would like to be able to log in directly into a tty without launching the X server. This saves battery and is also pleasant on the eyes since the screen background is truly ...
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NVIDIA drivers refresh upon switching from desktop to TTY or rebooting in verbose (GNOME + Remmina Kiosk not working)

This isn't a huge issue, but I use NVIDIA drivers for my GTX 1050 Ti instead of the standard Nouveau. The only problem is that upon switching to a console TTY, the screen refreshes (completely blank ...
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How do I enable scrolling with a mouse in a TTY in Ubuntu?

When I use gpm with a mouse in a TTY (ctrl+alt+f1), it allows mouse movements with a blinking cursor and such but scrolling with my mouse wheel doesn't cause any visible changes. How do I enable ...

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