bash backspace not working

command line - Backspace, Tab, Del and arrow keys not working in backspace doesn't work in SQLPLUS? - Oracle Forums 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. The -a flag will give a human-readable output of the control characters. UNIX is a registered trademark of The Open Group. Why is there a voltage on my HDMI and coaxial cables? Uh oh new msys2-runtime breaks windows cmake, it cannot find itself after update. When pressing the backspace key Cygwin falsly interpreted it as a space. I think your TERM was set to something incompatible. It worked. 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. Reboot your computer and see if the problem is fixed or not. If there are any new updates, Windows 10 / 11 will be installing them. Reinstalling terminfo (I couldn't find termcap) worked for me. Reinstalling does not work either and i cannot recompile it either because the bootstrapped version also cannot find itself. Keep in mind that we may receive commissions when you click our links and make purchases. It only takes a minute to sign up. Whether it is hardware or software. Note that Docker is not mentioned by the user. To open the virtual keyboard, go to Ease of Access keyboard settings and click Keyboard in the left panel. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. Find centralized, trusted content and collaborate around the technologies you use most. In the terminal, press Ctrl + v and press your backspace. Re: [LINUX5250] Backspace key - mail-archive.com I just installed Cygwin and the BACKSPACE functionality is not there, i.e. vegan) just to try it, does this inconvenience the caterers and staff? Not the answer you're looking for? What I am doing then is to type <up> to get that command line from the history and edit it, i.e. Most application will expect that you already have the emulator set to something compatible such as xterm or linux. 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Asking for help, clarification, or responding to other answers. Can Martian regolith be easily melted with microwaves? In my case, I had to switch from xterm-256color to xterm-88color and it is far better than other options. Making statements based on opinion; back them up with references or personal experience. You don't need to open tmux. or stty erase "^?" depending on which of these you normally see when you hit your backspace. If so, how close was it? In my case backspace was not at all working after creating blank ~/.vimrc. The reason why Google did so was several complaints of losing data unintentionally as a result of pressing Backspace while not typing. Added on Jan 19 2014. Is this possible? The backspace doesn't work in the bash terminal of VS code. Following change made it work, Found this at Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. Hope there are no side-effects. Changing the TERM variable to cygwin and adding SET TERM=cygwin to the .bat file didn't work for me, but I fixed it. 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. The problem is that there are many ways to represent a backspace, but the read command doesn't understand all of them. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. David has been able to combine his passion for computing and writing in his career as a freelance writer. SSD as primary or secondary drive on a small Linux server? Luckily, the problem is rather easy to fix. Instead of saying "Keep" for each, click it to make it say "Reinstall". Your answer could be improved by explaining why your solution correctly would resolve it for the user in the question. Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. maybe related: https://bugs.archlinux.org/task/57300?project=1&string=ncurses, Possibly interesting development: mintty/mintty#738 (comment). One of them is to clean the keyboard such that all dust and dirt go away. In the right panel, you will see the Onscreen Keyboard option. How do I get the directory where a Bash script is located from within the script itself? Arrow keys and backspace not working in bash after recent update 6,402, 678 Maybe key mapping. So perhaps all packages depending on ncurses need re-compile? Ctrlv + backspace produces nothing For me, the backspace code is the same as. No idea why. How to fix emacs problems with Backspace or Delete 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. I reinstalled MSYS2 from scratch and updated all packages, no issue so far. So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. Can you give more details of how you installed and invoked Cygwin, and where exactly the backspace key fails to work? Not working means when I tap the backspace it prints a white space in the terminal. 2) Type devmgmt.msc and press Enter. 4 Ways to Recover From a Crashed or Frozen X Server on Linux To subscribe to this RSS feed, copy and paste this URL into your RSS reader. It is useful when the physical keyboard has stopped working well. Now, on it, just press the Backspace key using your mouse. Lets check which terminals the remote host supports. The consent submitted will only be used for data processing originating from this website. 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. It's available through the Cygwin installer. I noticed few missing files in msys2 filesystem package like the one that autoregenerates fstab, what was the reason this one was removed ? What is the correct way to screw wall and ceiling drywalls? They don't have a public issue tracker. Why do many companies reject expired SSL certificates as bugs in bug bounties? vim set backspace backspace= backspace .vimrc set backspace=2 3 0 same as ":set backspace=" (Vi compatible) 1 same as ":set backspace=indent,eol" 2 same as ":set backspace=indent,eol,start" cp /usr/share/vim/vimrc ~/.vimrc set backspace=indent,eol,start Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. $ TERM=xterm-256color Does Counterspell prevent from any further spells being cast on a given turn? Say it is ^H. 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 + ? Would you mind sharing your build procedure? 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 . How do I check if a directory exists or not in a Bash shell script? 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. There is discussion here and here but it probably only gets resolved if lots of people email github support. 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. You have these five options below available to chose from. 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. To do so: Now, check whether the key is working or not. What am I doing wrong here in the PlotLegends specification? with stty erase ^H or stty erase ^? 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. Can you help me to understand this explanation of shell quoting? Backspace does not work in Cygwin - Super User Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. On Windows 10 (Fall Creators Update) both TERMs don't produce this error (at least for me). Can I tell police to wait and call a lawyer when served with a search warrant? (7 Things That Will Help You! Well, in reality, this is not the reason. How to handle a hobby that makes income in US. Bulk update symbol size units from mm to map units in rule-based symbology. How do I align things in the following tabular environment? Why do many companies reject expired SSL certificates as bugs in bug bounties? Simply, plug in another functional keyboard to your existing laptop or PC and see whether its Backspace key is working or not. TERM=blahblah . Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. Where does this (supposedly) Gibson quote come from? Assuming ncurses 6.1 may break binary compatibility, it would need a rebuild of all packages which use ncurses. Bash shell: how to reconcile portable configuration files and GUI terminal start-up types (login or interactive)? Vi/Vim - Backspace Not Working - ShellHacks When Backspace Key is Not Working in Console - Ed Chen Logic I found this one that worked for me. you tell athena what to expect for the backspace key. Esc, Enter, and Spacebar are prone to stop operating altogether with backspace, which is very common. Ive seen a few people struggling with using the backspace key in Outlook (Exchange and Outlook.com). ), HDMI 2.0 Max Refresh Rate & Resolution (Can You Get 144Hz?). 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. They are easy to follow and have both basic and advanced measures. Then click Uninstall device. It only takes a minute to sign up. (ii) Because Linus decided so. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? 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.. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. I have this issue as well. Have a question about this project? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Now it does the 'usual' backspace. So for Backspace. I hope that you will enjoy my blog. (Solved! When I ssh into another machine with Debian with my account(with sudo permissions), my backspace key generates some awkward symbols on pressing. Vim - bacchi.me Is it suspicious or odd to stand by the gate of a GA airport watching the planes? How to Process a File Line by Line in a Linux Bash Script 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. I'm seeing the same issue with a fresh Cygwin install. [broken rendering] Space instead of Backspace in Cygwin Bash Problem - Matthias Kerstner Use # stty icanon to allow the "canonical (cooked) mode". I have tried all 5 options but none of them fixed the issue. Doing your suggested change results in backspace working for both. Learn more about Stack Overflow the company, and our products. If your keyboard's Backspace key doesn't work properly on a UITS - IU Has 90% of ice around Antarctica disappeared in less than a decade? It works in other packages though so id say this is something that needs to be looked at upstream by the ncurses devs. 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. Readers like you help support MUO. Thus, you need to replace the keyboard. 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. Thanks @Tom for your link that fixed the issue for me. If you preorder a special airline meal (e.g. The Linux Keyboard HOWTO: Delete and Backspace Why do academics stay as adjuncts for years rather than move around? 4. Maybe the ncurses update is at fault? However, after an update, you may have noticed that the shortcut does not work anymore. Replacing broken pins/legs on a DIP IC package. Mutually exclusive execution using std::atomic? Reboot your laptop or PC so that Windows can reinstall the keyboard automatically. rev2023.3.3.43278. Also Tab & del keys don't work too. That will give you backspace capabilities in everything but emacs. You can check what control characters the system uses with the stty command. I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. If you don't have termcap installed install it but . Acidity of alcohols and basicity of amines. Ask Ubuntu is a question and answer site for Ubuntu users and developers. Apparently it was fixed for them after bash was updated, but I don't know it it was just rebuilt or maybe something else. > > If "doesn't work" means something else (like funny characters being > printed on the screen) let me know. It feels like a kludge but it works. 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 backspace works on the cmd terminal of VS code though. If you preorder a special airline meal (e.g. To use this utility in Windows 10, perform the following steps: If your computer is facing a malware attack, the probability of it restricting the use of keyboard keys such as Backspace and Enter up to some extent is high. Super User is a question and answer site for computer enthusiasts and power users. To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. Using indicator constraint with two variables. Cygwin Terminal backspace and arrow keys not working. Just to chime in the new ssp changes break building ncurses, undefined references to FILE in ssp/stdio.h and ssp/whar.h. To learn more, see our tips on writing great answers. 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. 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. rev2023.3.3.43278. 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 ___________________________________________________________________ Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. I'm seeing it now on my new Cygwin install, though it previously worked. I'd like to fix this frequent problem where the shell on a remote server thinks my terminal's backspace key is ^? Improve this answer. Not sure why it didn't previously, I guess I accidentally ran it in mingw env while now I did it in msys2 env. 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. Alternatively, just dont go full-width with your screen. (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. This solution is likely to work for most users. 1) On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. I suspect I have to change a key translation table somewhere. Minisforum install linux - gqqa.wikinger-turnier.de Doug I'm guessing this is happening in the shell. I tried ssh from cygwin (in windows) to Debian. Its much worse if it happens to other keys on your keyboard as well. Rebuild bash can fix the problem. Try this and see if the Backspace key works correctly. If so, how close was it? oracle - How to erase in sqlplus with backspace? - Database Why do many companies reject expired SSL certificates as bugs in bug bounties? Ctrl + C Tags: Backspace Linux sqlplus Unix previous SQL Developer Change Language However, this does not impact our reviews and comparisons. Welcome to Unix & Linux! Unfortunately, theres no alternative key that would do the same as backspace however there may be a workaround: just try to select the text with your mouse/touchpad and tap the delete (DEL) button. How do you ensure that a red herring doesn't violate Chekhov's gun? Surly Straggler vs. other types of steel frames. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. vegan) just to try it, does this inconvenience the caterers and staff? Currently I have ASCII DEL. And what's the output of the. If that happens, the last line of text will not be passed to the body of the loop and will not be processed. 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. Why do small African island nations perform better than African continental nations, considering democracy and human development? If you use the search box you can find them quickly. [rendering still fine] 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. It only takes a minute to sign up. backspace problems, https://web.archive.org/web/20120621035133/http://www.ibb.net/~anne/keyboard/keyboard.html, https://wiki.archlinux.org/index.php/Xterm#Fix_the_backspace_key, How Intuit democratizes AI development across teams through reusability. You can check if there are any mappings set, and where they came from, like this: PDF Linux Backspace/Delete mini-HOWTO - mirror.facebook.net I couldn't figure out why is this happening. 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 I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase).