bash backspace not working bash backspace not working

[Solved] Backspace Not Working - Driver Easy Verify that the remote host shell TERM setting matches your terminal's term setting (localhost) and that the remote host supports the TERM setting. 2. vegan) just to try it, does this inconvenience the caterers and staff? Logged in to "-bash", not to "bash". Just updated the repo and simple `makepkg` in the bash directory. And during that research, I was led to the above link. I think your TERM was set to something incompatible. Let know if my zshrc (at the bottom) is incorrect or if there are incompatible plugins or keybinds listed. Downgrading ncurses solved it for me. The Linux keyboard and console HOWTO: Delete and Backspace Connect and share knowledge within a single location that is structured and easy to search. 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. 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. Something wrong with shell or termcap library on debian. If the Backspace key on the virtual keyboard is not working, it indicates that you need to update the keyboard driver or get rid of the windows 10 system error, if any. I did nothing special. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? Take the backspace for example, the remote host expects some character to be used as "erase/backspace" , while you pressing backspace in the terminal , the terminal program will send some character to the remote host, if what the remote host expects diffs with the characters sent by the terminal program, you would encounter this issue. Render Bokeh plots in Flask app hosted on Heroku Bash is just the most visible of those (assuming there are more packages depending on ncurses). Laptop keyboard backspace not working properly Asking for help, clarification, or responding to other answers. #generic-linux, #linux. David is a freelance writer based in the Pacific Northwest, but originally hailing from the Bay Area. It's almost like the CMD shell that Cygwin is bound to is failing to interpret cursor movement. After removing and reinstalling via cygwin setup.exe I had this problem. I am using tmux to force the error since it uses an relatively uncommon terminal config. On a Macbook, this key is known as the Delete key. 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. Also the backspace key works perfectly fine on Git Bash I tried googling but didn't find what I was looking for! 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.. Up/down/left/right arrows while in less (/usr/bin/less) does seem to work correctly. Thanks. 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. The consent submitted will only be used for data processing originating from this website. Rebuild bash can fix the problem. It only takes a minute to sign up. Share Improve this answer Follow answered Apr 11, 2015 at 10:06 Kunal Kapadia 151 1 1 Add a comment 4 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. and it literally would have translated 'k' into the erase/delete character.. His writing has appeared in Techopedia, TMCnet, and the Motley Fool blog network. Related Posts. SSD as primary or secondary drive on a small Linux server? At times, your keyboard is greatly influenced by these keys. In the remote host, run #stty erase ^H. When Backspace Key is Not Working in Console - Ed Chen Logic Why do many companies reject expired SSL certificates as bugs in bug bounties? Surly Straggler vs. other types of steel frames. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Is there a single-word adjective for "having exceptionally strong moral principles"? to `ansi`) seems to fix everything, but it's weirder than that: Backspace Not Working on VS Code's Bash Terminal, How Intuit democratizes AI development across teams through reusability. Your backspace key may be broken due to a bad mapping which has been loaded into Vim. So if you press ^H (that's CONTROL-H) and your key backs up but you hit the BACKSPACE key and it does not try using stty as follows: The '\' tells it that the next character is going to be a non-printable control-character and to accept it, not "interpret" it. It is useful when the physical keyboard has stopped working well. My backspace key and zsh vi-mode are broken on command line when i use tmux. is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles 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. 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. when in a cygwin, how can I display the windows folder where cygwin is installed? @Alexpux any plans to downgrade ncurses soon? If the problem is with the keyboard, it will not work even in this scenario. The problem is that there are many ways to represent a backspace, but the read command doesn't understand all of them. Backspace versus Delete On a Windows keyboard, the backspace key deletes characters. You can set the erase character to the one your computer uses with this simple command: Try this and see if the Backspace key works correctly. bash terminal 2) Type devmgmt.msc and press Enter. Not sure cygwin has good terminal emulation, as far as I know, cygwin just using regular windows console which lacks terminal emulation (may be wrong). Sign up for a free GitHub account to open an issue and contact its maintainers and the community. What video game is Charlie playing in Poker Face S01E07? Asking for help, clarification, or responding to other answers. [rendering fine] What sort of strategies would a medieval military use against a fantasy giant? 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. Backspace, Spacebar, Enter Key Not Working? Fix It Easily! - MiniTool Learn more about Stack Overflow the company, and our products. Bash, how to globally fix ^H and ^? backspace problems Re: del and backspace no longer work. 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. And when I press Ctrl + backspace the output is ^H. If it doesn't say "^H" this may be your problem. What is a word for the arcane equivalent of a monastery? They don't have a public issue tracker. Today I ran pacman -Syu which upgraded the following packages (from the end of /var/log/pacman.log): After this update the arrow keys and backspace don't work correctly at the shell input line, in a weird way. I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. How can this new ban on drag possibly be considered constitutional? Bulk update symbol size units from mm to map units in rule-based symbology. backspace doesn't work in SQLPLUS? - Oracle Forums command but not successfully. 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. I do not know if this case matches every one. 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. .bashrc edit messes up terminal command arrow-up history print, Keyboard lockup when typing and random characters, gnome-terminal hides ending characters of the current path's first row, How to delete a tracker tag containing special characters. 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. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. export TERM=xterm will set the emulator to xterm. Why do many companies reject expired SSL certificates as bugs in bug bounties? [SOLVED] Backspace not working!!!!! - UNIX If you preorder a special airline meal (e.g. backspace stops working in editor - IDEs Support - JetBrains Here what I did: In package manager due installation I selected to install xterm: X11 terminal emulator, after installation I added SET TERM=xterm to the .bat file (like proposed above), launched terminal and in Options -> Terminal menu selected Type=xterm, then restarted terminal. A lot of older computer terminals used a different control character for Backspace than today, using "Ctrl + H.", Modern terminals use "Ctrl + ?" Asking for help, clarification, or responding to other answers. If you change the TERM variable in CYGWIN before telnet or SSH to a host you will get much better results: The host now knows you have an ANSI terminal type and it can use it's ANSI TERMCAP file to tell it how to communicate. If it was never working then try what tylerl suggested. Clearly this is a regression in or triggered by ncurses 6.1; the changelog mentions some changes to xterm-256color. If you have tried all the above-mentioned fixes and nothing works then chances are that its a software-specific issue. 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. How to setup a background ssh tunnel which could automatically quit with terminal/session? Well, in reality, this is not the reason. I've emailed several times over the past year, but it doesn't seem like a priority. . First, enter CTRL + V ALT + CyrChar in your shell. I get space when i hit backspace on both minty terminal as well as cygwin terminal, @Rachel Did you ever resolve this? In short, it is available for use when your keyboard is not available. Filter keys are useful for easier typing than normal by deterring the keyboard from focusing on repeated or brief strokes. To learn more, see our tips on writing great answers. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? 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. Similarly, try using the same problematic keyboard with another laptop or PC. Not sure why it didn't previously, I guess I accidentally ran it in mingw env while now I did it in msys2 env. 31.3k 9 80 107. I added in braces how they behave on my system: I had the same problem, using bash in Gnome-Terminal. Connect and share knowledge within a single location that is structured and easy to search. Solved: Hi I am connecting my HP-UX thru Telnet using putty. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. This article aims to help you with the problem and gives you some solutions to what to do if your backspace doesnt work anymore. And what is the difference? Minisforum install linux - gqqa.wikinger-turnier.de What would work is to use two backspaces, which gives the non-intuitive correct result: > > James Rich _____ This is the Linux 5250 Development Project (LINUX5250) mailing list To post a message email: [EMAIL PROTECTED] To subscribe, unsubscribe, or change list options, visit . I know it is strange. But the terminal does seem to interpret \b (backspace) and \e[D (move one column left) correctly. when you hit the "backspace" key. 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. What's the difference between a power rail and a signal line? with stty erase ^H or stty erase ^? (I had the problem specifically when doing su -i). Browse other questions tagged, 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. 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? Find centralized, trusted content and collaborate around the technologies you use most. $ TERM=xterm-256color One of them is to clean the keyboard such that all dust and dirt go away. Check for the updates or try to quit and reset your Excel. Currently I have ASCII DEL. [broken rendering] http://lifepluslinux.blogspot.in/2014/08/backspace-doesnt-work-in-vim-on-cygwin.html, This will add it to the .bash_profile (not .bashrc, which didn't work for me, and with a leading line break), After spending 2 days of time reading stuff online. backspace does not work on my ssh client - Server Fault As an Amazon Associate, I earn from qualifying purchases. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. Help! Backspace Doesn't Work in the Linux Terminal - MUO Thanks for contributing an answer to Super User! Share Improve this answer Follow answered Aug 23, 2010 at 6:39 CarpeNoctem 2,407 4 23 32 Add a comment Your Answer Best Terminal for cygwin. Minimising the environmental effects of my dyson brain. Can you give more details of how you installed and invoked Cygwin, and where exactly the backspace key fails to work? Share Improve this answer edited Jan 2, 2021 at 17:14 seminar 3 2 rev2023.3.3.43278. If that happens, the last line of text will not be passed to the body of the loop and will not be processed. If you have checked your keyboard and it is physically good, have checked and updated the keyboard drivers, and have detected no malware attack, it is time to update Windows 10 / 11 if the Backspace key is still not working. To enquire how your keys are mapped: stty -a Look at the "erase =" subsection. What video game is Charlie playing in Poker Face S01E07? Hmm ok scratch that, for some reason one of the updates had deleted the fstab file, after recreating it it worked again. Following change made it work, Found this at Can I tell police to wait and call a lawyer when served with a search warrant? Works for me on a bash integrated terminal in vscode. Backspace does not work in Cygwin - Super User I found this one that worked for me. See some explanation here https://unix.stackexchange.com/questions/131105/how-to-read-over-4k-input-without-new-lines-on-a-terminal. If this is the reason, you will have to run your antivirus or antimalware software to get rid of the malware. This answer is specific to running is a Docker container and will not help in the OP's environment. Basically, each time you hit backspace your cursor is moved to the beginning of the text field. For some reason the color terminal setting I was using was present under my regular user ie file called .terminfo/x/xterm-24bit, but not under the root user. the following line in your .startup.tty file: stty erase "^H". If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. Doesn't work for me, apparently the cache was cleaned at some stage. Changing `TERM` (e.g. So tmux communicated to the remote host properly but we have backspace or some other matching key issue. 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. 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. command line - Backspace, Tab, Del and arrow keys not working in How do I check if a directory exists or not in a Bash shell script? The backspace works on the cmd terminal of VS code though. UNIX is a registered trademark of The Open Group. Sign in 6,402, 678 Maybe key mapping. Phil. Replacing broken pins/legs on a DIP IC package. Use the following command in SQL*PLUS : !stty erase <backspace> but instead of the <backspace> statement, simply press the backspace button and hit return with what it gives you. Super User is a question and answer site for computer enthusiasts and power users. 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. Re: [LINUX5250] destructive backspace patch (was: I'm back So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. The reason why Google did so was several complaints of losing data unintentionally as a result of pressing Backspace while not typing. Browse other questions tagged. How do I get to know the value of TERM? vegan) just to try it, does this inconvenience the caterers and staff? @Alexpux, what's wrong with _FORTIFY_SOURCE=2? Added on Jan 19 2014. This key is known as the Del key on full-sized Macintosh keyboards. 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. Vim - bacchi.me Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. Many SSH clients let you modify the setting that controls how the Backspace (or delete) key functions. (NOT fixed after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. My backspace did nothing, when it should have sent a destructive delete. 4) Reboot your computer; Windows should then reinstall your keyboard automatically. The Backspace key isn't something you normally think about too much, but sometimes you might find it doesn't work correctly in the terminal, especially when logged in to a remote machine, echoing "^H" instead of erasing what you've typed. 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. 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. (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Does it do anything? typing echo xy does print y, but shows at the command line while typing as $ echo x y, and typing echo xy does print yx but shows at the input line as $ echo xyx. 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. If you're using the terminal to log in to remote systems, you can be even more productive with the combination of tmux and Mosh, letting you create sessions that can keep you connected forever. Connect and share knowledge within a single location that is structured and easy to search. [still broken rendering] (7 Things That Will Help You! I tried stty erase '^?' To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 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 Something tells me we should hold off on this version untill it becomes more stable. This would be more helpful if it explained a little more and how to change it, but it was the problem I had. Can Martian regolith be easily melted with microwaves? Mutually exclusive execution using std::atomic? Already on GitHub? If you are wondering how to fix backspace key on windows 10/11 this should be the very first thing to try. However, this does not impact our reviews and comparisons. That should hopefully solve your issue! How to Process a File Line by Line in a Linux Bash Script Connect and share knowledge within a single location that is structured and easy to search. Getting Delete and Backspace to work just right is nontrivial, especially in a mixed environment, where you talk to console, to X, to bash, to emacs, login remotely, etc. Click the Options button and enable the Control + Alt + Backspace check box under Key sequence to kill the X server. It does exactly the same thing as the backspace key. It might help us identify where the problem lies. So guess it might need some patches to get around this. Instead need to find why it happen. The best answers are voted up and rise to the top, Not the answer you're looking for? Add a comment. Is it possible to create a concave light? Confirm it fixes the crash for me, thanks. Thank you, this worked for me -- previously, in Vim, my backspace key was moving back along the line but was not clearing the letters until I started typing. 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. How to backspace in vim? Explained by FAQ Blog This simple comment is certainly the best solution I have seen to this. Readers like you help support MUO. Lets check which terminals the remote host supports. To add it to bashrc, type following in your terminal: go to command palette and select open shortcut key words go to this file and delete all data in this 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. Thank you for the information. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. It's worth noting that you aren't getting "a space": It's failing to move the cursor back to erase the character. Then I set my TERM to xterm-256color which caused the issue to appear; downgrading ncurses to 6.0 fixes the issue. If it is set to "^C" or "^\" it is your problem. What terminal are you using? using "tab", "backspace" and "arrow" keys. - Hewlett Packard Enterprise Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2.