bash backspace not working

If the problem is with the keyboard, it will not work even in this scenario. If the key works, it means that your physical keyboard is somewhat damaged or broken. How Much Storage Should a Gaming PC Have in 2022? 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. How to follow the signal when reading the schematic? If you hit ^L you can see that backspace IS working. If you preorder a special airline meal (e.g. I am seeing this problem, but my shell is bash. Make sure you replace foo with exactly what follows the ^ [. Reinstalling does not work either and i cannot recompile it either because the bootstrapped version also cannot find itself. Solved: using "tab", "backspace" and "arrow" keys. not provide terminfo file for that terminal I copied rxvt-unicode-256color At times, your keyboard is greatly influenced by these keys. I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. You can put this in the shell's startup file, such as .bashrc for Bash and .zshrc for Zsh to have this set automatically when you log into the system. If it says "^H," then it uses the older Backspace character. 1518273 Jan 19 2014 edited Jan 19 2014. Something wrong with shell or termcap library on debian. @whtyger this worked for this script. US, UK etc. rev2023.3.3.43278. Can Martian regolith be easily melted with microwaves? Our journey has still to come to an end. I'll wait patiently for a release to get to pacman. To enquire how your keys are mapped: stty -a Look at the "erase =" subsection. The best answers are voted up and rise to the top, Not the answer you're looking for? Is this possible? The best answers are voted up and rise to the top, Not the answer you're looking for? You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. Recovering from a blunder I made while emailing a professor. Additionally, the release notes say: hese notes are for ncurses 6.1, released January 27, 2018. Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. This is the only thing that worked for me, especially since if you have to SSH to a server (not all fixes will work) I used to add stty erase ^? This also resolved a similar issue I was having with the cursor keys. Pressing backspace with root gives weired character in putty Let know if my zshrc (at the bottom) is incorrect or if there are incompatible plugins or keybinds listed. You should see something like "^ [foo". 4. My terminfo folder was entirely missing. The -a flag will give a human-readable output of the control characters. Making statements based on opinion; back them up with references or personal experience. Bash backspace deleting one word at a time. I can backspace sometimes, but at other times it does nothing; the cursor doesn't go to the left, and absolutely nothing seems to happen.. Why does backspace not work within SQL*Plus? - Oracle Forums Connect and share knowledge within a single location that is structured and easy to search. Sign in Weve got you covered, so lets go through 8 ways to fix the problem: When it comes to fixing the Backspace key, there are a few solutions to execute. Can you help me to understand this explanation of shell quoting? To change the key mapping of the backspace key to normal: stty erase "^H" Login or Register to Ask a Question Previous Thread | Next Thread Even am stuck on the same issue and from minty also backspace functionality is not working. Not working means when I tap the backspace it prints a white space in the terminal. The "foo" part is what bash sees when you press ALT + CyrChar. Maybe the ncurses update is at fault? 4 Ways to Recover From a Crashed or Frozen X Server on Linux Just to chime in the new ssp changes break building ncurses, undefined references to FILE in ssp/stdio.h and ssp/whar.h. 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. Verify that the remote host shell TERM setting matches your terminal's term setting (localhost) and that the remote host supports the TERM setting. If I set it to ^H or ^? Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). @Alexpux, what's wrong with _FORTIFY_SOURCE=2? Anyway I found this post, which lead me to the solution for my install. Backspace and delete problems | Vim Tips Wiki | Fandom Can Martian regolith be easily melted with microwaves? linux - Backspace, Tab not working in terminal (using ssh) - Unix The easiest way (which did not work everytime while testing) is to simply reinstall terminfo and termcap via setup.exe, as mentioned here: Backspace does not work in Cygwin. 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. bash uses wrong character length for multi-byte characters Is a PhD visitor considered as a visiting scholar? 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, Announcement: AI-generated content is now permanently banned on Ask Ubuntu. you tell athena what to expect for the backspace key. It should delete the highlighted part of the text. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Vi/Vim - Backspace Not Working - ShellHacks When pressing the backspace key Cygwin falsly interpreted it as a space. The space you're seeing is the space that was supposed to stomp on the previous character. To do this, put. (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. 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. to your account. Crtl C and V worked, Ctrl-Z did not, Z worked. by choronzon Tue May 14, 2013 12:22 am. When Backspace Key is Not Working in Console - Ed Chen Logic 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. Note that Docker is not mentioned by the user. If it doesn't say "^H" this may be your problem. host was set to rxvt-unicode-256color. If you preorder a special airline meal (e.g. ether@jolteon MSYS /w And during that research, I was led to the above link. This is also the case with the Sticky key. 3004 Nov 4 2000. within an xterm, I have to type ctrl-backspace to get the backspace to work, if I just type the backspace on it's own it just prints ^H characters. NOTE: this folder might be different from yours depending on the installation. I'd like to fix this frequent problem where the shell on a remote server thinks my terminal's backspace key is ^? Allow the utility to complete the scan and then follow the instructions. $ TERM=xterm :(. If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. [still broken rendering] Try to install the Terminal Emulator Mintty (http://code.google.com/p/mintty/). This will add it to the .bashrc and everything may work nicely! Additionally, I now can't build bash with makepkg, there's some compile error with an unknown type IIRC - this is after the msys2 runtime was updated to cygwin 2.10 . I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. ether@jolteon MSYS /w @ray326 Sep 14, 2004 # All the main line Linux distros will install on empty space on a drive that also has other partition types like the Windows partitions. The PR linked just above should work around the crash, I hope. Simply run Cygwin setup again and reinstall termcap and terminfo. 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. You can now navigate webpages in Chrome by pressing Alt + left arrow to open a previous page and Alt + right arrow to move forward. In short, it is available for use when your keyboard is not available. PDF Linux Backspace/Delete mini-HOWTO - mirror.facebook.net to my .bashrc but this only fixed the issue 80% of the time. now copy all the files and folders that exist inside /usr/share/terminfo to the folder C:\cygwin\etc\terminfo - Okay, yeah, I didn't know of this issue. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Apparently it was fixed for them after bash was updated, but I don't know it it was just rebuilt or maybe something else. Since I installed a newer version I got a problem: The delete as well as the backspace key work both like delete in tcsh's in xterms under X11R6. I did nothing special. using "tab", "backspace" and "arrow" keys. - Hewlett Packard Enterprise Disconnect between goals and daily tasksIs it me, or the industry? Browse other questions tagged. How is an ETF fee calculated in a trade that ends in less than a year? Ctrl + C Tags: Backspace Linux sqlplus Unix previous SQL Developer Change Language What happens when you type control-V followed by backspace? Thank you for the information. Say it is ^H . Bash shell: how to reconcile portable configuration files and GUI terminal start-up types (login or interactive)? If you use the search box you can find them quickly. Reboot your laptop or PC so that Windows can reinstall the keyboard automatically. One of the easiest ways to fix this problem is to type /bin/bash at the command line interface prompt: $ /bin/bash The afore mentioned command will execute the Bourne Again Shell on top of the existing shell as a subprocess. In my case, the remote machine doesn't support "screen-256color": so either modifying the tmux config or setting directly export TERM="xterm-256color" would solve the problem. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, http://lifepluslinux.blogspot.in/2014/08/backspace-doesnt-work-in-vim-on-cygwin.html, How Intuit democratizes AI development across teams through reusability. And what the value of TERM you have tried? ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). This is also the inference to draw when other keys do not work. Share Improve this answer edited Jan 2, 2021 at 17:14 seminar 3 2 Is it suspicious or odd to stand by the gate of a GA airport watching the planes? Assuming ncurses 6.1 may break binary compatibility, it would need a rebuild of all packages which use ncurses. Downgrading ncurses solved it for me. You'll see what code is sent as "erase". Where does this (supposedly) Gibson quote come from? It feels like a kludge but it works. If you do not want to uninstall the driver, you can even try updating the driver by selecting Update driver from the context menu. and sometimes it thinks it is ^H, and happens to be incorrect and outputs the wrong character when I press backspace. Hope there are no side-effects. I tried ssh from cygwin (in windows) to Debian. This would be more helpful if it explained a little more and how to change it, but it was the problem I had. Has 90% of ice around Antarctica disappeared in less than a decade? 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 ___________________________________________________________________ To get rid of the corrupted keyboard driver, simply uninstall the keyboard. If you preorder a special airline meal (e.g. One way to get around it is by including stdio.h before any of the ssp headers in ncurses. This seems to happen with arrows and backspace. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? The text was updated successfully, but these errors were encountered: It seems the shell is not able to move the cursor backwards, and when it tries to re-render the line, it just appends the new string instead of replacing the old one. If it is working, it means that the issue is in the existing keyboard, not in the operating system. And what is the difference? However, this does not impact our reviews and comparisons. I don't know why they were missing; found someone else with that issue, went into setup and told terminfo and termcap to reinstall, and everything worked. What I'd like to do is bind both ^? GitHub / (fixed after rebuilding bash): editing keys don't work in CLI in bash with TERM=xterm-256color . #generic-linux, #linux. Unix shell - View topic - tcsh: backspace doesn't work Best Terminal for cygwin. Facing Problem in Ksh Shell - Backspace is Not Working 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 Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? The Linux keyboard and console HOWTO: Delete and Backspace How to handle a hobby that makes income in US. How to setup a background ssh tunnel which could automatically quit with terminal/session? Use This Guide), Cursor Disappears in Chrome? Why backspace key is not working? He has been using Linux regularly in some form since 2006. 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Share Improve this answer Follow answered Apr 11, 2015 at 10:06 Kunal Kapadia 151 1 1 Add a comment 4 To solve the backspace problem, type Code: $ stty erase ^H And if you want to go to the previous commands that you've typed, /sbin/sh does not provide this feature, you have to use bash, so type Code: $ bash This User Gave Thanks to gabam For This Post: Corona688 Login or Register to Ask a Question Previous Thread | Next Thread To do so: Now, check whether the key is working or not. The older cygwin had a file /etc/terminfo/c/cygwin, but in the newer cygwin it expected the file to be /etc/terminfo/63/cygwin. 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? Using indicator constraint with two variables. How do I print colored text to the terminal? Here's how you can easily remediate this issue. Re: [LINUX5250] destructive backspace patch (was: I'm back 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. Do I need a thermal expansion tank if I already have a pressure tank? (Even though this behavior is unsafe ). 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. Thus, you should try one or all of them to get the key working again. Thanks for contributing an answer to Super User! Mutually exclusive execution using std::atomic? You can put this in the shell's startup file, such as .bashrc for Bash and .zshrc for Zsh to have this set automatically when you log into the system. 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. I'm guessing this is happening in the shell. 7 Best MMO Keyboards for a Better Gaming Experience (2022 Guide), 5 Best 1800 Compact Keyboards (Your 2022 Guide), How To Fix Your Keyboard When Its Acting Weird? ncdu: What's going on with this second size column? The user's problem with the terminal in a remote machine and the problem I faced in a docker container may be caused by the same issue, which is related to the terminfo (about terminfo). To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Up/down/left/right arrows while in less (/usr/bin/less) does seem to work correctly. (NOT fixed after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. Replacing broken pins/legs on a DIP IC package. ncurses seemed like the most suspicious upgrade, so I downgraded (see instructions on how to ignore package upgrades for certain packages) through: and in the next MSYS2 instance I started, terminal codes for backspace, delete, etc., worked as intended again. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). Replacing broken pins/legs on a DIP IC package. 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. Now, if you still use VI, sometimes the translation doesn't work and you have to actually type ^H in vi, but that's OK. You could have said: stty erase k [ENTER] 1) I am not able to use "tab key" for auto completion of the command. Once I copied the "cygwin" file to this location, the bash shell backspace key worked fine, as did tab and others. Now, if you are using bash, it should be enough to create an ~/.inputrc file containing these lines: As an added bonus, they will make Home and End work as well. How to Process a File Line by Line in a Linux Bash Script Fix 4: Reinstall the Keyboard Driver This is the solution to try if the Backspace key of the on-screen keyboard does not function. TERM=blahblah . Thanks! This is why stty isn't fixing things. E.g. 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. Add a comment. Is there a single-word adjective for "having exceptionally strong moral principles"? Now, on it, just press the Backspace key using your mouse. Luckily, the problem is rather easy to fix. Asking for help, clarification, or responding to other answers. It's like the shell reads the keys correctly but not able to re-render the input line correctly. UNIX is a registered trademark of The Open Group. rev2023.3.3.43278. Whether youre using a laptop or a PC computer, its quite annoying to have your key fail to work. Well, the operating system comes with an integrated keyboard troubleshooter. My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? Copyright 2020-2023 Techtreatbox.com | All rights reserved. command line - Backspace, Tab, Del and arrow keys not working in When I enter TERM=xterm, the problem disappears, even after I set TERM=xterm-256color again. 2) Type devmgmt.msc and press Enter. Note that on the command line, the backspace works as expected, but when my program (a simple TCP socket based chat client) is reading from stdin, the backspace character prints (echoes back to the screen) ^?instead of deleting the last character.

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