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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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15 views

Long input in terminal doesn't change to new line

When I type a long command line like dddddddddddddddddddddddddddd here, the command will overwrite the last line without changing to new line. I first use SSH to connect to the host, then docker exec ...
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1answer
47 views

Terminal is broken! [on hold]

So my terminal is broken. I can open the terminal window using any of the methods listed below, but there is no prompt, and it's like it's stuck just about to give me a prompt but nothing. Alt + Ctrl ...
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1answer
68 views

Do programs in /bin or /usr/bin have to be invoked from a shell?

I started Chrome and Firefox from search bar and have found they were also opened from a terminal $ pstree -aps 5221 | head -10 systemd,1 splash `-gdm3,1027 `-gdm-session-wor,2418 `...
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1answer
56 views

Display all the working terminals

I opened 4 terminals but when check them with who or w me@alpha:~$ w 17:28:19 up 3:09, 1 user, load average: 0.51, 0.35, 0.34 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT ...
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0answers
29 views

Debian Ubuntu keyboard bugs [closed]

I have an issue on my Debian and Ubuntu computer with Intel Stick. The issue is : I have extra character in console tty like [^ I dont know why Do you have idea ? Regards,
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46 views

Can't lock the screen - tty doesn't work Ubuntu 18.04

First of all, I know there are similar, already answered questions about this, I checked most of them, but I didn't find a solution. I've got a login loop problem in Ubuntu 18.04 (after entering the ...
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0answers
19 views

Why does Ubuntu 18.04 have 2 graphical interfaces? [duplicate]

When I wanted to change from the graphical interface to a non-graphical interface I used the shortcuts Ctrl+Alt+F[1-6] with the one in F1 being the graphical one by default. On the new Ubuntu, F2 is ...
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28 views

Can't login to Ubuntu 16.04 from tty screen [duplicate]

I upgraded my ubuntu 12.04 to 14.04, then to 16.04.5. After that I shutdown my laptop, but when I restarted it asked me for login and password, but not the password that I set first time.
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1answer
59 views

Ubuntu 18.10 boots to emergency mode then to tty1

I recently switched to Ubuntu from Windows 10. I had a semi-fresh install, I had Ubuntu 18.10 with a minimal install. I of course downloaded some apps and everything was working great. Then I ...
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48 views

Using USB to quad UART (FT4232H) device on Ubuntu

I am currently working on an Ubuntu release (18.04 LTS) and I try to communicate with a distant device using UART over USB. My device is a Microsemi IGLOO2 board, with an interface based on a FTDI ...
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71 views

Ctrl+Alt+F1 is not working anymore after installing VMware View Agent

I have successfully installed GUI/Python/VMware View Agent on one Ubuntu VM. But the second day after I powered it on, Ctrl+Alt+F1 was not working any more. And I can't use terminal from GUI as well. ...
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1answer
47 views

What keypress will take me to tty13? help me? [duplicate]

I've exhaustively tried every option presented to me in dpkg-reconfigure console-setup, the best I've been able to manage thus far has been to have both Alt keys behave the same (LeftAlt+F1 and ...
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22 views

Switching to a TTY results in monitor losing signal

I am using ubuntu 18.10,with nvidia-415 on a 1050ti, also tried different drivers. Enabling modesetting made it work for a bit, but it stopped working when I turned off my PC. Reboots apparently ...
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0answers
51 views

How to extend rx buffer size for CDC-ACM? Reading from ttyACM is limited to 4096 bytes

I do have some boards (Nucleo-32, similar to Arduino nano) which are connected to my pc over USB. They will show up as ttyACM files in /dev/ directory. There are no special drivers used for these ...
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141 views

tty0 login incorrect even with correct username/password

My tty login is giving error of incorrect login. I tried booting from rescue mode and changing the user name and password. I also tried to add a new user. However, nothing seems to work. Is there a ...
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1answer
102 views

Weird text shows on a billboard TV

I've got a 14m2 digital billboard with a computer behind which is working on Xubuntu. Everything works just fine when it's turned on, the ads are showing correctly and stuff like that, but I need to ...
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0answers
69 views

Serial port access denied, even though in dialout group

I'm using Ubuntu 16.04 I am having issues using USB to serial adapters. Up until a couple of moths ago, I was able to use putty just fine to connect to the ports (I'm in the dialout group). Now I get ...
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0answers
116 views

TTY terminal not working

When I press Ctrl+Alt+F1..F8 on a newly installed Ubuntu 18.04, nothing happens. I expected to see the tty terminals. Any idea about that?
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0answers
62 views

18.04 TTY Problems

I'm running 18.04 with gdm and default Gnome desktop. I auto-login to my desktop but from there if I want to drop to TTY I try to do CTRL+ALT+F2 (or F3, F4 etc) but nothing happens. If I log out, ...
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0answers
17 views

switching from virtual consoles to graphical screen

When I switch from graphical screen to console (Ctrl-Alt-F3) it's more or less instant. When I switch back (Ctrl-Alt-F1) the graphical screen reappears instantly but all four CPU's are busy and the ...
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0answers
51 views

Cannot Boot Ubuntu - TTY1 login loop

Upon removing a particular package, I think I removed some very important stuff from my Ubuntu 18.04. When I login, I get the Ubuntu 18.04 LTS tty1 screen. It prompts me to login. I enter my username ...
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1answer
35 views

Problem with tty terminal login [duplicate]

I stuck at boot up sequence access so I open tty terminal by pressing ctrl + alt + F2. I have to login, but I forgot my login, I know only my password.
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Why does gdm start a new session after exiting a console TTY? Only happens with proprietary NVIDIA drivers

I am on Ubuntu Desktop 18.04.01. When I have the NVIDIA proprietary drivers installed and I switch to a new console TTY (no GUI, just text), login, and then exit, gdm3 starts a new session of the ...
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0answers
65 views

Password typed in login manager appears as username in tty

The scenario I am asking about is this: when reaching the login screen after the boot process, I switch to tty2 and log in by typing my username and password. I then exit, getting back to the (...
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1answer
53 views

Why does alt+5 bring me to tty?

If I press alt+F5, I get to tty5. The former behaviour was alt+ctrl+f5. Now I need to use alt+f2 for running new applications and alt+f5 for maven update in eclipse. Why and when did then behaviour ...
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1answer
179 views

Kubuntu - How to remove ALT+F# keybinding to switch ttys

I'm using Kubuntu 18.04.1 on a System76 laptop using Xorg and there is a keyboard shortcut that I can't get rid of. ALT and any of the function keys switches the virtual tty (instead of ctrl-alt-F# ...
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1answer
2k views

No login screen after Ubuntu 18.04 update

After the upgrade from Ubuntu 18.04 to 18.04.1, when booting instead of going from grub menu to the purple login page, it goes directly to tty1. The current kernel is 4.15.0-33 and I've already tried ...
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23 views

How to make /pts/X visible as /ttySX?

I installed and run ./tty0tty, and tested it from terminal, using echo "message" - it works as I expected. But the problem is that I need to use another software, Hairless MIDI, where I can choose ...
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0answers
20 views

How can I configure Ubuntu to offer X logins on more than one virtual terminal after booting?

I have long wanted to do this and been stumped as to how. I found a tantalising hint here: https://www.maketecheasier.com/run-multiple-x-sessions-without-virtualization/ This is someone wanting to ...
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1answer
686 views

Problem when using screen on /dev/ttyUSB0

$ sudo screen /dev/ttyUSB0 115200 [screen is terminating] When I input command above, the output is really strange as below. I just want to connect an USRP device. Could somebody tell me the reason ...
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1answer
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How can I get to TTY from a broken login screen?

I have Ubuntu 18.04 LTS and I just installed kernels 4.13.4 and 4.17.11 with ukuu to attempt to fix an overheating issue. This seemed to break all of my boot images as none of them will boot properly. ...
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70 views

TTY hotkeys changed

For some reason, my tty hotkeys have changed. The following things used to happen: Alt+F4 would close windows If I'm inside PyCharm, Alt-Left and Alt-Right allow me to move between functions forward ...
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29 views

Data loss over ttyACM* in Ubuntu 14.04 whereas success on Ubuntu 16.04 when “cat” command is used

I have a development board which will have 3 ACM interfaces when connected to Ubuntu host and i want to transfer data from Host to Device over ttyACM3. I have followed the following procedure for ...
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22 views

The system goes to tty session randomly when trying to open terminal with shortcut “Ctrl+Alt+T”

I tried Ubuntu 16.04.4 (Unity desktop) and Linux Mint 18.03 (Cinnamon desktop) and both distros behave the same. When I hit the shortcut Ctrl+Alt+T the system randomly switches to tty session ...
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Forcing desktop environment out of tty2

A simple question here. By default Ubuntu 18.04 runs consoles tty1-6, where tty1-2 are then used for the desktop environment. When I am loaded to a gnome login screen (it's on tty1), I can log into ...
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0answers
74 views

tty1 misbehavior

As I was told previously, Ubuntu 18.04 launches six consoles tty1-6. Consoles tty3-6 work pretty welle for me. My desktop environment is at tty2 by default. tty1 is inconsistent for me however. When ...
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4k views

Accessing different tty in Ubuntu 18.04 [duplicate]

My question is quite simple. I was told that Linux machine launches different tty's, and they can be accessed by using Ctrl+Alt+F1-12. I found this: F2 brings me to my desktop environment F3-6 brings ...
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2answers
2k views

Ctrl+Alt+F7 doesn't switch back to X session in Kubuntu 18.04 Bionic

After I switch to virtual console using Ctrl+Alt+F6 I could not get back to X session using Ctrl+Alt+F7 - only blinking cursor is shown. Tried chvt - same result. Have to reboot and lost all my opened ...
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0answers
43 views

Why does Ubuntu 18.04 LTS boot 2 tty and gnome processes? [duplicate]

I have this problem: I have removed ubuntu-desktop and reinstalled it already and there is no change. How should I proceed?
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1answer
249 views

How do I access a console TTY on a MacBook?

I've got a MacBook that I was finally able to get Ubuntu running on and then I upgraded to 17.10 and it choked again. It's booting to a login screen, but when I log in I get a black screen. I'd like ...
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1answer
72 views

How do I restore my GUI? No tty, gdm3, or HDMI [duplicate]

All the graphics-related functionality of my Ubuntu installation is corrupted. I have several problems but I think the root cause of all them maybe the same. Here are my problems: I can't switch to ...
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0answers
16 views

Can't read from ttySo

i am sending a massage to /dev/ttyS0 echo hello > /dev/ttyS0 and it seems that it sending. after it i am trying to cat /dev/ttyS0 and nothing happen. the ls -l to ttyS0 gives me crw-rw---- 1 ...
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0answers
40 views

Stuck at tty1and unable to boot normally

I fresh installed 18.04 few days ago. I am stuck at tty1 login instead of the normal login page after I logged out and tried to login to my account. I have tried Xubuntu advanced boot mode; disk ...
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0answers
23 views

How to add tty/pts in Linux to show up in “Who” command? [duplicate]

In my recent post, I found the solution to open GUI applications in another computer but I found out that tty/pts are two different kind of things. Pts is used for keyboard/screen meanwhile tty is ...
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1answer
2k views

Stuck in tty1 ubuntu 18.04

I am stuck in tty1 after just rebooting my laptop. I don't know what happen. My laptop was log out and I wanted to log in but the system seems to bug so I reboot and now I am stuck in tty1. I have ...
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1answer
790 views

Arduino over /dev/ttyACM0 recognized but on group tty instead dialout. IDE fails to open the serial console

I have plugged my arduino over the usb port and is recognized in /dev/ttyACM0 port according to my dmesg: [ 3269.509330] cdc_acm 1-6:1.0: ttyACM0: USB ACM device [ 3312.346228] usb 1-6: USB ...
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2answers
6k views

After upgrade ubuntu 18.04 changed from GUI to Terminal

After upgrading from Ubuntu 17.10 to 18.04 I am not able to login to the desktop environment. This screen shows after restarting:
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0answers
554 views

Cannot enter tty, ubuntu 16.04

I want to use ubuntu 16.04 on my laptop so I use a bootable USB to install the system. Now I want to install NVIDIA driver... another story, skip it. Anyway I need to use tty to install the driver as ...
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0answers
83 views

Stuck at tty login with infinite loop , How can i solve?

I recently use sudo apt --fix-broken install command and i got error while installing the packages and when i reboot , the tty login screen shows up and get stuck at tty login screen with infinite ...
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2answers
854 views

How do I access console from GDM ? (wayland)

When on GDM login screen, Ctrl+Alt+F3 ... F7 does not work. After logging into GNOME desktop, then Ctrl+Alt+F1 will bring me to GDM, F2 back to GNOME, and F3 to F7 to a TTY terminal. But before I log ...