I couldn't figure out why is this happening. 0. In my case, I had to switch from xterm-256color to xterm-88color and it is far better than other options. Similar to the Backspace key, you can fix the issue using the stty command if Tab doesn't work in the terminal. It worked. xterm-256color So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This would be more helpful if it explained a little more and how to change it, but it was the problem I had. It might help us identify where the problem lies. You can set this in your shell. If you preorder a special airline meal (e.g. What video game is Charlie playing in Poker Face S01E07? But there is a far simpler way found here: (I had the problem specifically when doing su -i). What would work is to use two backspaces, which gives the non-intuitive correct result: How to Get Ctrl-Backspace to Delete a Word in Vim Within Gnome-Terminal Does a summoned creature play immediately after being summoned by a ready action? I'm seeing the same issue with a fresh Cygwin install. I get space when i hit backspace on both minty terminal as well as cygwin terminal, @Rachel Did you ever resolve this? (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. If you are using vi / vim text editor and the backspace key doesn't work in the insert mode, run the following command to fix this: :set backspace=indent,eol,start To fix "not working" backspace key in the insert mode permanently, add set backspace=indent,eol,start command to vi / vim configuration file in your $HOME directory. You should see something like "^ [foo". In my real situation I have input from program, which doesn't call read. Making statements based on opinion; back them up with references or personal experience. You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. Why backspace key is not working? Note that Docker is not mentioned by the user. Also Tab & del keys don't work too. Render Bokeh plots in Flask app hosted on Heroku But it worked like a charm to me thanks to Yuksel, The problem was with 'termInfo' files, Steps he have suggested, confirm if the problem is terminal related by typing in CygWin Terminal, this should give (ignore the warning), WARNING: terminal is not fully functional, Get the information of 'TermCap' to which path or directory it is related to by typing below code in CygWin Terminal, infocmp: couldn't open terminfo file /usr/share/terminfo/63/cygwin, Or you might also get something starting with text like 'Reconstructed via infocmp', Run the below code in CygWin Terminal to run the diagnostics to get extra details about the path where the files are saved, that should respond you similar to below text, C:/cygwin / system binary,noacl, C:/cygwin/bin /usr/bin system binary,noacl, C:/cygwin/lib /usr/lib system binary,noacl, C:\cygwin\etc\terminfo /usr/share/terminfo system binary,noacl, cygdrive prefix /cygdrive user binary, noacl, posix=0, auto, from the output, you got from the 3rd step. I found a solution to a problem that presented like the one above. The Backspace key is a popular shortcut in Chrome. Clearly this is a regression in or triggered by ncurses 6.1; the changelog mentions some changes to xterm-256color. What is the point of Thrower's Bandolier? Bash, how to globally fix ^H and ^? Share. My understanding is that the shell handles stdin buffering, so shouldn't the backspace-handling be the same for both the shell and an app? It's worth noting that you aren't getting "a space": It's failing to move the cursor back to erase the character. Browse other questions tagged. Our journey has still to come to an end. 4 Ways to Recover From a Crashed or Frozen X Server on Linux Is there a proper earth ground point in this switch box? Check for the updates or try to quit and reset your Excel. What sort of strategies would a medieval military use against a fantasy giant? If you have tried all the above-mentioned fixes and nothing works then chances are that its a software-specific issue. Making statements based on opinion; back them up with references or personal experience. If the file is not a POSIX compliant text file, the last line may not include a newline character . 7 Exciting Smartphones Unveiled at MWC 2023, The 5 Weirdest Products We Saw at MWC 2023, 4 Unexpected Uses for Computer Vision In Use Right Now, What Is Google Imagen AI? vegan) just to try it, does this inconvenience the caterers and staff? Look in the archives - it has come up before. Make sure you replace foo with exactly what follows the ^ [. This seems to happen with arrows and backspace. del and backspace no longer work - Linux Mint Forums The backspace works on the cmd terminal of VS code though. Recovering from a blunder I made while emailing a professor. remove the by typing a backspace. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The backspace doesn't work in the bash terminal of VS code. I think your TERM was set to something incompatible. Im a developer, a dad, and a big tech enthusiast. If the read command sees the end of file marker (EOF) before the line is terminated by a newline, it will not treat it as a successful read. On the other hand, I also have another account on the same machine & when I ssh through this account, its terminal works perfectly fine. :(. SSH only works if I specify the key with -i, change home folder permissions on exit/disconnect, Securely Piping String in Local Text File to Remote Command using SSH, Login SSH using RSA key instead of normal login. rev2023.3.3.43278. Follow Up: struct sockaddr storage initialization by network format-string, Identify those arcade games from a 1983 Brazilian music video, How to tell which packages are held back due to phased updates. How to make the prompt beep with every key press/character printed? I checked my /var/log/pacman.log which ended with: So, somewhere between 2018-01-15 and 2018-01-30 this regression happened. However, this shortcut is implemented by the X server and may not work if X hangs in some ways. ether@jolteon MSYS /w We try our best to keep things fair and balanced, in order to help you make the best choice for you. Something wrong with shell or termcap library on debian. Is a PhD visitor considered as a visiting scholar? maybe related: https://bugs.archlinux.org/task/57300?project=1&string=ncurses, Possibly interesting development: mintty/mintty#738 (comment). Linux is a registered trademark of Linus Torvalds. How to have bash write two bash history files without changing bash source code? Keep in mind that we may receive commissions when you click our links and make purchases. linux - Backspace, Tab not working in terminal (using ssh) - Unix How Much Storage Should a Gaming PC Have in 2022? Problem with finding FILE strict is solved yesterday. Why does backspace not work within SQL*Plus? - Oracle Forums A journalist by training, he discovered the power of Unix-like operating systems and the command-line interface while learning how to edit video on macOS. You may have to edit several configuration files to tell all of the programs involved precisely what you want. Consider you're using bash as shell and vt100 as terminal: ps: TERM should be announced via ssh automagically, but in some circumstances this magic fails. I did nothing special. Your backspace key may be broken due to a bad mapping which has been loaded into Vim. Click the Options button and enable the Control + Alt + Backspace check box under Key sequence to kill the X server. One correction to the information, is of their suggestion (for XTerm): While this will get XTerm to send the right character, and change stty to have backspace as ^?, it will still erroniously report ^H as backspace under some occasions, breaking i.e. If so, how? This is how to fix backspace not working in Word: There are no settings in Excel that would block the backspace key so if you have tried all the 8 fixes mentioned above chances are that its just a software issue. David holds a B.A. If the backspace was working okay initially and no longer is then try using the "reset" command. (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. If so, how close was it? Data Structure & Algorithm Classes (Live) System Design (Live) DevOps(Live) Explore More Live Courses; For Students. On a Macbook, this key is known as the Delete key. pacman -U /var/cache/pacman/pkg/ncurses-6.0.20170708-2-x86_64.pkg.tar.xz. Asking for help, clarification, or responding to other answers. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Re: [LINUX5250] Backspace key - mail-archive.com I've emailed several times over the past year, but it doesn't seem like a priority. Backspace via ssh not working | Take Command Hope this helps someone. Reboot your laptop or PC so that Windows can reinstall the keyboard automatically. #generic-linux, #linux. Is it with the keyboard or with the laptop? Why is this sentence from The Great Gatsby grammatical? Why do many companies reject expired SSL certificates as bugs in bug bounties? backspace makes a ^H character - LinuxQuestions.org Turning off the filter keys will discard the risk of all probable interruptions to the keyboards overall functionality, which may fix the Backspace issue. What I am doing then is to type <up> to get that command line from the history and edit it, i.e. If you do not want to uninstall the driver, you can even try updating the driver by selecting Update driver from the context menu. Re: del and backspace no longer work. Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. What's the difference between a power rail and a signal line? Mutually exclusive execution using std::atomic? Can Martian regolith be easily melted with microwaves? for Backspace. It's great that this answer helped some other users, but in this case it's not the solution to the question since the original question isn't asking about vim. UNIX is a registered trademark of The Open Group. If there is a hardware error, the problematic keyboard will work on another PC or laptop. I have no opportunity to change the program script, this was just an example which represented my issue. NOTE: this folder might be different from yours depending on the installation. Also check if the Fn key on the keyboard is not locked. . Bash 4.4.0.19 fixes the editing key issues for me with xterm-256color, but this new issue remains (both with 4.4.0.12 after a rebuild and also with the pre-built 4.4.0.19 after the update): (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. If you can't get that to work and most everything works properly except the backspace, you can reprogram "getty" on the host you connect to to recognize what you want, and here's how (this is the oldest, most common and most universal way of solving backspace/delete issues): You ssh or telnet to your host and in the host you run the stty command. with stty erase ^H or stty erase ^? Is there a single-word adjective for "having exceptionally strong moral principles"? Vi/Vim - Backspace Not Working - ShellHacks To subscribe to this RSS feed, copy and paste this URL into your RSS reader. A place where magic is studied and practiced? same as cread -ignbrk brkint -inlcr -igncr icrnl -iutf8 -ixoff -iuclc -ixany imaxbel opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0 isig icanon iexten echo echoe echok -echonl -noflsh -xcase -tostop -echoprt echoctl echoke, all special characters to their default values, Your shell may be set to /bin/sh instead of /bin/bash, on top of paul's answer, if you want to retain the ability to have colorful output, you can use xterm-88color. The reason why Google did so was several complaints of losing data unintentionally as a result of pressing Backspace while not typing. Pressing the Backspace key, depending on how the key is defined, may either perform a destructive backspace (deleting the character to the left of the cursor while moving the cursor to the left) or move the cursor to the beginning of the line. (Even though this behavior is unsafe ). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The Linux console keyboard layout assigns keysym Delete to keycode 14 and keysym Remove to keycode 111. Laptop keyboard backspace not working properly Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. First, enter CTRL + V ALT + CyrChar in your shell. Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. (7 Things That Will Help You! How to setup a background ssh tunnel which could automatically quit with terminal/session? Is There Any Shortcut for the Backspace Key on the laptop / PC? Added on Jan 19 2014. I cd to the bash dir of the msys2 packages repo and issued |makepkg --skippgpchec -sCLf| and it stopped/errored after some time with IIRC undefined type or something. fix for keyboard backspace and delete butons not working properly in Lets check which terminals the remote host supports. Allow the utility to complete the scan and then follow the instructions. This should help. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). Ok, I had this issue with manually updating a Cygwin install. As an Amazon Associate, I earn from qualifying purchases. I encountered a similar issue, that when ssh to a remote machine from tmux, my Backspace key starts to generate spaces instead. Whether it is hardware or software. I tried checking the Backarrow sends ^H and Delete sends DEL settings in "broken" mode, but it did not seem to help, instead doing nothing when pressing those characters, if I recall correctly. The reason for this is because many Linux distro's ship with pre-made vimrc files which set some common options. I encountered this problem when I tried to add bash and use it in a distroless image. I've been trying to research this issue on Google, but did not find anything conclusive. privacy statement. You may notice this problem when you log in to remote machines over SSH, ones that run non-Linux Unix operating systems, particularly proprietary systems like Oracle's Solaris. Do I need a thermal expansion tank if I already have a pressure tank? All keys seems work correctly for me. If you don't have termcap installed install it but . backspace does not work on my ssh client - Server Fault Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. Can Martian regolith be easily melted with microwaves? This page has all the information you will ever need on this issue; I suggest you read it. 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Did you know that windows 7, 8, and 10 can troubleshoot your keyboard? Bash is just the most visible of those (assuming there are more packages depending on ncurses). Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. The "foo" part is what bash sees when you press ALT + CyrChar. This will add it to the .bashrc and everything may work nicely! It is wise to try easy and basic solutions first. The -a flag will give a human-readable output of the control characters. What's the difference between a power rail and a signal line? I am seeing this problem, but my shell is bash. ctrl-v and then right arrow prints ^[[C but the shell doesn't seem to re-render the line correctly when used without it. Does Counterspell prevent from any further spells being cast on a given turn? I have tried all 5 options but none of them fixed the issue. The best answers are voted up and rise to the top, Not the answer you're looking for? [rendering fine] Backspace doesn't work inside running bash script, https://unix.stackexchange.com/questions/131105/how-to-read-over-4k-input-without-new-lines-on-a-terminal, How Intuit democratizes AI development across teams through reusability. 5.3 How to tell X to interchange Delete and Backspace % xmodmap -e "keysym BackSpace = Delete" -e "keysym Delete = BackSpace" Or, if you just want the Backspace key to generate a BackSpace: It resets all the special characters to their default values. If you hit the "BACKSPACE" key and it does not go backward it's because the terminal is probably looking for a different character based on the TERM type. If the above fail to work, the last resort, you may interrupt the current line to start it over in the new line. I suspect I have to change a key translation table somewhere. What happens when you type control-V followed by backspace? rev2023.3.3.43278. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup, Backspace, del, arrow keys not working with interactive programs in Tilda, In SSH Terminal, I can't type any character. What sort of keyboard do you have? Note that, @roaima @Kusalananda Thanks for pointing it out that OP didn't mention. Space instead of Backspace in Cygwin Bash Problem - Matthias Kerstner Beside "stty" solution, you may try the "TERM" solution. And during that research, I was led to the above link. Why do academics stay as adjuncts for years rather than move around? Reboot your computer and see if the problem is fixed or not. I got linux on my PC and prefer the tcsh shell. This answer is specific to running is a Docker container and will not help in the OP's environment. Confirm it fixes the crash for me, thanks. 2) Type devmgmt.msc and press Enter. Arrow keys and backspace not working in bash after recent update, ignore package upgrades for certain packages, https://bugs.archlinux.org/task/57300?project=1&string=ncurses, [MSYS2] Term=xterm-256color does not support backspace and command history correctly, (cosmetic) xterm-256color is unreliable when using MinGW manually, https://forum.voidlinux.eu/t/solved-problems-after-todays-update/4553, ncurses: Fix double-free and prevent crash, Arrow keys broken in msys2 bash programs after installing Terminal, (fixed after rebuilding bash): editing keys don't work in CLI in bash with. Up arrow works but then the shell doesn't clean up the line with history inputs and just appends the history items to the line. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. I tried ssh from cygwin (in windows) to Debian. So guess it might need some patches to get around this. Backspace producing space on command line #597 - GitHub |TERM=blahblah| . How to backspace in vim? Explained by FAQ Blog to `ansi`) seems to fix everything, but it's weirder than that: with stty erase ^H or stty erase ^? when in a cygwin, how can I display the windows folder where cygwin is installed? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Thanks! [Solved] Backspace Not Working - Driver Easy I was missing the terminfo entries for my terminal. ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). If this is your case, check in the tmux config for: The above would set the environment variable TERM to "screen-256color", which would be used by the SSH client to communicate with the remote machine. Fixed it for me rebuilding ncurses against the new cygwin ssp allthough i had to hack about it a bit because the cygwin ssp bailed out with an error to find struct FILE. Rather than dig through all of that you can manually set the backspace definition at the CLI or in your .profile, .bashrc, or .bash-profile file in your $HOME directory as you desire or based on the flavor of *NIX you are using. backspace in Vim instert mode (see here: https://bugs.gentoo.org/154090). Then click Uninstall device. Google has wittingly removed this shortcut, beginning from version 52. Your answer could be improved by explaining the issue, i.e., the underlying cause of the problem and why your solution correctly would resolve it for the user in the question. Verify that the remote host shell TERM setting matches your terminal's term setting (localhost) and that the remote host supports the TERM setting. When I enter TERM=xterm, the problem disappears, even after I set TERM=xterm-256color again. However, this does not impact our reviews and comparisons. Why is there a voltage on my HDMI and coaxial cables? What am I doing wrong here in the PlotLegends specification? bash terminal: can the find and make duplicate text be extended globally--Apple? @Cyrus My Backspace works as I want it deletes last character always, even for this script from question without. Arrow keys and backspace not working in bash after recent update $ TERM=xterm-256color Spacebar, Enter, or Backspace Not Working Method 1: Turn off Sticky Keys and Filter Keys In Windows 10, there are two functions - Sticky Keys and Filter Keys. vegan) just to try it, does this inconvenience the caterers and staff? I know it is strange. Reinstalling does not work either and i cannot recompile it either because the bootstrapped version also cannot find itself. If your keyboard's Backspace key doesn't work properly on a UITS - IU You can check what control characters the system uses with the stty command. Never experienced your problem. This simple comment is certainly the best solution I have seen to this. Reinstalling terminfo (I couldn't find termcap) worked for me. The latter is possible when you use the virtual keyboards Backspace key. ```. Doug Apparently it was fixed for them after bash was updated, but I don't know it it was just rebuilt or maybe something else. Basically, each time you hit backspace your cursor is moved to the beginning of the text field. Related Posts. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Did you ever resolve this? Trying to delete characters in insert mode with the backspace key sometimes doesn't seem to work. In case it helps. I just rebuilt bash from current msys2-packages and installed it and the issue seems gone. Is this possible? If your Backspace key is not working in the current console, you may try the following ways to work around it: Ctrl + Backspace Ctrl + H Ctrl + ? How can this new ban on drag possibly be considered constitutional? Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. In the terminal, press Ctrl + v and press your backspace. To enquire how your keys are mapped: stty -a Look at the "erase =" subsection. Following change made it work, Found this at I also know of other people bumping into this issue, which, again, is quite a dealbreaker. vegan) just to try it, does this inconvenience the caterers and staff? Is there any global settings where I can have this configurations done for all input? Replacing broken pins/legs on a DIP IC package. Also the backspace key works perfectly fine on Git Bash I tried googling but didn't find what I was looking for! The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. The Linux Keyboard HOWTO: Delete and Backspace By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. rev2023.3.3.43278. How do I align things in the following tabular environment? If that is not the issue: Open the Settings App Go to Update & Security - Troubleshoot Run the Keyboard troubleshooter If that does not resolve this for you Open Device Manager Expand the Keyboards section Right click your keyboard and choose 'Uninstall' Then restart your PC ___________________________________________________________________ From ubuntu all should works just fine. Something must have gone wrong with the keyboard software or the keyboard has undergone some damage. I'm guessing this is happening in the shell. I tried googling but didn't find what I was looking for! Now that you've sorted out the Backspace key issue in the Linux terminal, you can really get to work. One way to get around it is by including stdio.h before any of the ssp headers in ncurses. Sign in Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Yes, you can use .editorconfig, but it doesn't apply to issues, README.md, etc. host was set to rxvt-unicode-256color. Connect and share knowledge within a single location that is structured and easy to search. Say it is ^H. ether@jolteon MSYS /w Instead of saying "Keep" for each, click it to make it say "Reinstall". By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. indent autoindent eol () start CTRL-W CTRL-U . I am using urxvt and on arch you need to install rxvt-unicode-terminfo to fix this particular issue, My backspace character is some special symbol something like an inverted triangle. Super User is a question and answer site for computer enthusiasts and power users.
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