Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Reboot your computer and see if the problem is fixed or not. A lot of older computer terminals used a different control character for Backspace than today, using "Ctrl + H.", Modern terminals use "Ctrl + ?" By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. You ssh to your Debian from some terminal (putty, solaris dterm, debain xterm, you-name-it), this termninal announce capabilities (which includes keys such as Backspace and Tab) via TERM environment variable. Not working means when I tap the backspace it prints a white space in the terminal. I know it is strange. I searched for issues with backspace key and i tried checking and unchecking iterm's "delete key sends ^H" option but it did not change backspace behavior. 1) I am not able to use "tab key" for auto completion of the command. My rebuilt bash still does this. How to Try It in Beta, How AI Search Engines Could Change Websites. 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. Is this possible? That link lacks info, but void linux appears to have had a similar issue: https://forum.voidlinux.eu/t/solved-problems-after-todays-update/4553 . Is it known that BQP is not contained within NP? Why backspace key is not working? What I don't understand though is why my shell handles backspace as expected, but reading from stdin in my app does not. Following are the steps for disabling these keys on Windows 10/11: Heres a video that will guide you step-by-step: This is another easy solution to try and find where the problem lies. Note that Docker is not mentioned by the user. In my case, I had to switch from xterm-256color to xterm-88color and it is far better than other options. EDIT2: My bad the error occurs on Windows 10 as well. 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? Its much worse if it happens to other keys on your keyboard as well. 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. If there are problems with cygwin, I even tried it from ubuntu terminal, but same problem. Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. 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. I run: And I found that doesn't work. You can now navigate webpages in Chrome by pressing Alt + left arrow to open a previous page and Alt + right arrow to move forward. Ok thats a bit simpler, but wont it affect other sources to remove the hardening ? (Even though this behavior is unsafe ). So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. Re: del and backspace no longer work. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. The consent submitted will only be used for data processing originating from this website. Try this and see if the Backspace key works correctly. How to concatenate string variables in Bash, Git is not working after macOS Update (xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools). Slow Requests on Local Flask Server; Automatically setting the id HTML attribute of a form element in flask-wtforms; Docker-compose flask app not printing output from 'print' http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. Also Tab & del keys don't work too. You should upgrade to 17.04 as soon as possible. Super User is a question and answer site for computer enthusiasts and power users. 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. Can Martian regolith be easily melted with microwaves? Whether it is hardware or software. :(. Looks like the remote host does not support tmux-256color, the TERM value sent by tmux. by choronzon Tue May 14, 2013 12:22 am. Problem with finding FILE strict is solved yesterday. bash terminal: can the find and make duplicate text be extended globally--Apple? 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. I get space when i hit backspace on both minty terminal as well as cygwin terminal, @Rachel Did you ever resolve this? Assuming ncurses 6.1 may break binary compatibility, it would need a rebuild of all packages which use ncurses. But there is a far simpler way found here: Learn more about Stack Overflow the company, and our products. Many SSH clients let you modify the setting that controls how the Backspace (or delete) key functions. 3) Right-click on your keyboard software in the Keyboards section. There are several different ways to set your backspace key when this happens. That will give you backspace capabilities in everything but emacs. 4) Reboot your computer; Windows should then reinstall your keyboard automatically. How do I align things in the following tabular environment? 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. At times, your keyboard is greatly influenced by these keys. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. backspace in Vim instert mode (see here: https://bugs.gentoo.org/154090). I'm not planning downgrade ncurses. If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. Maybe the ncurses update is at fault? now copy all the files and folders that exist inside /usr/share/terminfo to the folder C:\cygwin\etc\terminfo - Related Posts. Backspace, Tab not working in terminal (using ssh), cyberciti.biz/faq/howto-set-bash-as-your-default-shell, I followed the advice in this old reddit post, How Intuit democratizes AI development across teams through reusability. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 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. Short story taking place on a toroidal planet or moon involving flying, Open tmux (basically another terminal within a terminal app), From tmux run ssh command & check TERM setting, Check the following locations and find the, Open a new session to refresh your terminal. I'd like to fix this frequent problem where the shell on a remote server thinks my terminal's backspace key is ^? So tmux communicated to the remote host properly but we have backspace or some other matching key issue. You should see something like "^ [foo". Thanks! Readers like you help support MUO. You can fix the Tab issue with the same as above. You can check your TERM by running echo $TERM, but before you do this I suggest you restart your vscode as you have already set the TERM by using the command. I checked my /var/log/pacman.log which ended with: So, somewhere between 2018-01-15 and 2018-01-30 this regression happened. Hope this helps someone. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Why do many companies reject expired SSL certificates as bugs in bug bounties? What if no code at all is sent? indent autoindent eol () start CTRL-W CTRL-U . Sign in 1) On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? vegan) just to try it, does this inconvenience the caterers and staff? Most systems will recognize the latter as Backspace these days as physical terminals have largely been replaced by terminal emulators on PCs, but you may still run into systems that haven't been upgraded and still expect "Ctrl + H.", This is one reason you'll see old Unix hands jokingly use "^H" in messages in the same way people use ironic strikethroughs to indicate "Oops, you weren't supposed to see that!" (ii) Because Linus decided so. Did any DOS compatibility layers exist for any UNIX-like systems before DOS started to become outmoded? 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? Is it known that BQP is not contained within NP? 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. How do I check if a directory exists or not in a Bash shell script? 2) Type devmgmt.msc and press Enter. This worked for me! Can you help me to understand this explanation of shell quoting? I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. 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. They don't have a public issue tracker. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Learn more about Stack Overflow the company, and our products. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. and ^H to backspace, because if I can do this, I can just add it to all of my .bashrc files, and it will certainly end this nightmare. Then click Uninstall device. Say it is ^H. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. How to check if a string contains a substring in Bash. Most of us are aware of the on-screen keyboard or the virtual keyboard that Windows operating system provides. 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. Disconnect between goals and daily tasksIs it me, or the industry? How do I get to know the value of TERM? So, I'm new to VS code just installed it and I'm having an issue. Thus, it is wise to switch off these keys when it comes to how to get the Backspace key functioning back normally. What video game is Charlie playing in Poker Face S01E07? You can even remove the Backspace key to know whether it is damp or covered with dust and clean it completely. Something tells me we should hold off on this version untill it becomes more stable. 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. 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. 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. Please note 16.10 reached the end of its support cycle last month. 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. If the key works, it means that your physical keyboard is somewhat damaged or broken. 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Click the Options button and enable the Control + Alt + Backspace check box under Key sequence to kill the X server. (7 Things That Will Help You! 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. Making statements based on opinion; back them up with references or personal experience. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. This key is known as the Del key on full-sized Macintosh keyboards. Filter keys are useful for easier typing than normal by deterring the keyboard from focusing on repeated or brief strokes. 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. It only takes a minute to sign up. Why do many companies reject expired SSL certificates as bugs in bug bounties? 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. What would work is to use two backspaces, which gives the non-intuitive correct result: Most of the information in https://web.archive.org/web/20120621035133/http://www.ibb.net/~anne/keyboard/keyboard.html is indeed what you need. Fortunately, you can also fix this with the stty command. David has been able to combine his passion for computing and writing in his career as a freelance writer. I think your TERM was set to something incompatible. If it was never working then try what tylerl suggested. This is why stty isn't fixing things. E.g. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. . Would you mind sharing your build procedure? My backspace key and zsh vi-mode are broken on command line when i use tmux. To learn more, see our tips on writing great answers. Learn more about Stack Overflow the company, and our products. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Did you know that windows 7, 8, and 10 can troubleshoot your keyboard? Let know if my zshrc (at the bottom) is incorrect or if there are incompatible plugins or keybinds listed. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). It only takes a minute to sign up. If this is the reason, you will have to run your antivirus or antimalware software to get rid of the malware. You may have to check the "Hide Obsolete" checkbox for term to appear in the search. Share Improve this answer Follow answered Aug 23, 2010 at 6:39 CarpeNoctem 2,407 4 23 32 Add a comment Your Answer 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. The linux console emulates a vt220 terminal which has the following key-mapping: 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. The backspace doesn't work in the bash terminal of VS code. In the right panel, you will see the Onscreen Keyboard option. Now it does the 'usual' backspace. ), 17 Best Makeshift Mousepads And Alternatives (2022 Update). the following line in your .startup.tty file: stty erase "^H". $ echo $TERM Do I need a thermal expansion tank if I already have a pressure tank? 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. Get a virtual cloud desktop with the Linux distro that you want in less than five minutes with Shells! Verify that the remote host shell TERM setting matches your terminal's term setting (localhost) and that the remote host supports the TERM setting. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 31.3k 9 80 107. Using indicator constraint with two variables, How do you get out of a corner when plotting yourself into a corner, Identify those arcade games from a 1983 Brazilian music video, Trying to understand how to get this basic Fourier Series, Redoing the align environment with a specific formatting. When I enter TERM=xterm, the problem disappears, even after I set TERM=xterm-256color again. 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 Browse other questions tagged. Your answer could be improved by explaining why your solution correctly would resolve it for the user in the question. If there is a hardware error, the problematic keyboard will work on another PC or laptop. We and our partners use cookies to Store and/or access information on a device. To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. Keep in mind that we may receive commissions when you click our links and make purchases. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. An example of data being processed may be a unique identifier stored in a cookie. The best answers are voted up and rise to the top, Not the answer you're looking for? Ctrl Z now works. Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. Added on Jan 19 2014. What video game is Charlie playing in Poker Face S01E07? This is the solution to try if the Backspace key of the on-screen keyboard does not function. This article aims to help you with the problem and gives you some solutions to what to do if your backspace doesnt work anymore. This solution is likely to work for most users. command but not successfully. UNIX is a registered trademark of The Open Group. To avoid this, use VT100.backarrowKey: false instead, so: (see also https://wiki.archlinux.org/index.php/Xterm#Fix_the_backspace_key). In the terminal, press Ctrl + v and press your backspace. I'm running very simple script which reads line by line and prints entered line back to terminal: It works fine, but when I'm trying to edit line with backspace character it prints ^?instead of deleting character. 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. It's like the shell reads the keys correctly but not able to re-render the input line correctly. Then use bind '"\efoo":kill-word' to bind that to the kill-word command. @whtyger this worked for this script. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. 5 comments. Logged in to "-bash", not to "bash". Most application will expect that you already have the emulator set to something compatible such as xterm or linux. not provide terminfo file for that terminal I copied rxvt-unicode-256color Lets check which terminals the remote host supports. Already on GitHub? Continue with Recommended Cookies. Do new devs get fired if they can't solve a certain bug? ether@jolteon MSYS /w I've emailed several times over the past year, but it doesn't seem like a priority. 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. I am using tmux to force the error since it uses an relatively uncommon terminal config. If you hit ^L you can see that backspace IS working. To do this: Press Windows logo key + R on your. 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. What I am doing then is to type <up> to get that command line from the history and edit it, i.e. 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. Trying to delete characters in insert mode with the backspace key sometimes doesn't seem to work. Solved: Hi I am connecting my HP-UX thru Telnet using putty. Manage Settings Disconnect between goals and daily tasksIs it me, or the industry? First, enter CTRL + V ALT + CyrChar in your shell. Where does this (supposedly) Gibson quote come from? Normally you figure out which key code the shell sees and assign this to your desired "widget". I am seeing this problem, but my shell is bash. Why do small African island nations perform better than African continental nations, considering democracy and human development? This may be unintentional; Vim sees CTRL-H as a backspace (because CTRL-H is the ASCII code for a backspace), so you also cannot map anything to that. Find centralized, trusted content and collaborate around the technologies you use most. Beside "stty" solution, you may try the "TERM" solution. On the other hand, I also have another account on the same machine & when I ssh through this account, its terminal works perfectly fine. You should see something like: To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The backspace key not doing backspace is actually a common problem with Linux shells and terminals (see http://tldp.org/HOWTO/Keyboard-and-Console-HOWTO-5.html ). [rendering fine] Ask Ubuntu is a question and answer site for Ubuntu users and developers. (2022 Edition), Can You Use Zoom on Firestick? Theoretically Correct vs Practical Notation. It only takes a minute to sign up. 4. Can Martian regolith be easily melted with microwaves? ```. It does support xterm-256color which we know our terminal app supports. bash terminal If the problem is with the keyboard, it will not work even in this scenario. 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. Well occasionally send you account related emails. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Thanks. Fortunately, this is easy to fix with a simple command. Check for the updates or try to quit and reset your Excel. And what the value of TERM you have tried? Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. To do this, press Fn+Esc keys to lock and unlock the funtions touchs. Since backspace works at the command line, you will can set it using the following: At command line, type: CTRL-V and the backspace character. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. Similarly, try using the same problematic keyboard with another laptop or PC. @Alexpux any plans to downgrade ncurses soon? Something must have gone wrong with the keyboard software or the keyboard has undergone some damage. Here is a patch I wrote which solves this issue, which was applied to 0.16.4 source but it should work on newer source with little tuning, let me know if you have problems.