bash backspace not working

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 not working, even after attempted fix, pkg-config on cygwin will not find the gsl package. Similar to the Backspace key, you can fix the issue using the stty command if Tab doesn't work in the terminal. Most *NIX hosts don't know what a 'cygwin' termtype is so they don't know how to do onscreen character manipulation such as inserts, deletes, scrolls, font changes, etc. Would you mind sharing your build procedure? Is there a single-word adjective for "having exceptionally strong moral principles"? On the other hand, I also have another account on the same machine & when I ssh through this account, its terminal works perfectly fine. How can I check if a program exists from a Bash script? Reinstalling terminfo (I couldn't find termcap) worked for me. This seems to happen with arrows and backspace. I hope that you will enjoy my blog. If it doesn't say "^H" this may be your problem. you tell athena what to expect for the backspace key. 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 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. Copyright 2020-2023 Techtreatbox.com | All rights reserved. Browse other questions tagged. Ctrl + C Tags: Backspace Linux sqlplus Unix previous SQL Developer Change Language Can I tell police to wait and call a lawyer when served with a search warrant? 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. Go to Start , then select Settings > Ease of Access > Keyboard, and turn on the toggle under Use the On-Screen Keyboard. If it is working, it means that the issue is in the existing keyboard, not in the operating system. Note that, @roaima @Kusalananda Thanks for pointing it out that OP didn't mention. 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. 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. Here's how you can easily remediate this issue. Do I need a thermal expansion tank if I already have a pressure tank? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). How to insert bash scripts inside the PS1 variable. 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. You can even remove the Backspace key to know whether it is damp or covered with dust and clean it completely. To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. Backspace versus Delete On a Windows keyboard, the backspace key deletes characters. 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.. But only on Windows 8.1 using TERM=screen-256color or TERM=xterm-256color. US, UK etc. Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). See some explanation here https://unix.stackexchange.com/questions/131105/how-to-read-over-4k-input-without-new-lines-on-a-terminal. One of them is to clean the keyboard such that all dust and dirt go away. 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 ^? Connect and share knowledge within a single location that is structured and easy to search. #generic-linux, #linux. Most application will expect that you already have the emulator set to something compatible such as xterm or linux. So perhaps all packages depending on ncurses need re-compile? In the terminal, type Ctrl v and press your backspace. vegan) just to try it, does this inconvenience the caterers and staff? So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. Not the answer you're looking for? I have no opportunity to change the program script, this was just an example which represented my issue. The linux console emulates a vt220 terminal which has the following key-mapping: In the right panel, you will see the Onscreen Keyboard option. 1,710 views. Did you ever resolve this? The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. Is it suspicious or odd to stand by the gate of a GA airport watching the planes? Bash shell: how to reconcile portable configuration files and GUI terminal start-up types (login or interactive)? Most of the information in https://web.archive.org/web/20120621035133/http://www.ibb.net/~anne/keyboard/keyboard.html is indeed what you need. Solved: Hi I am connecting my HP-UX thru Telnet using putty. Your backspace key may be broken due to a bad mapping which has been loaded into Vim. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. EDIT1: Also rebuilding the bash package with the updated ncurses fixes this error under Windows 8.1 as well. Deleting ~/.minttyrc helped here (or I was just lucky and that was unrelated..). Look for the "erase" character. Thus, it is wise to switch off these keys when it comes to how to get the Backspace key functioning back normally. What sort of strategies would a medieval military use against a fantasy giant? 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 . David has been able to combine his passion for computing and writing in his career as a freelance writer. ether@jolteon MSYS /w xterm-256color 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. 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. I banged the keyboard and about three cigarettes worth of ash fell out. to `ansi`) seems to fix everything, but it's weirder than that: 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.. You don't need to open tmux. It does exactly the same thing as the backspace key. Note: if you already installed cygwin just run installer again and add xterm package. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. On a Macbook, this key is known as the Delete key. A place where magic is studied and practiced? I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. Can Martian regolith be easily melted with microwaves? It only takes a minute to sign up. The latter is possible when you use the virtual keyboards Backspace key. So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. How is an ETF fee calculated in a trade that ends in less than a year? Im a developer, a dad, and a big tech enthusiast. So tmux communicated to the remote host properly but we have backspace or some other matching key issue. 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. I'm guessing this is happening in the shell. 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've been trying to research this issue on Google, but did not find anything conclusive. This is a big hope to restore the keys functionality to Chrome and other applications. This is the solution to try if the Backspace key of the on-screen keyboard does not function. Your answer could be improved by explaining why your solution correctly would resolve it for the user in the question. 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. An example of data being processed may be a unique identifier stored in a cookie. It's available through the Cygwin installer. 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. pacman -U /var/cache/pacman/pkg/ncurses-6.0.20170708-2-x86_64.pkg.tar.xz. 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. If the key works, it means that your physical keyboard is somewhat damaged or broken. Styling contours by colour and by line thickness in QGIS. (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. This may seem strange, but the Linux console emulates a VT100 terminal, and this is the way things work in that realm. for Backspace. What am I doing wrong here in the PlotLegends specification? This article aims to help you with the problem and gives you some solutions to what to do if your backspace doesnt work anymore. 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. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? Super User is a question and answer site for computer enthusiasts and power users. 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. Most of us are aware of the on-screen keyboard or the virtual keyboard that Windows operating system provides. You'll see what code is sent as "erase". You can fix the Tab issue with the same as above. Replacing broken pins/legs on a DIP IC package. Is There Any Shortcut for the Backspace Key on the laptop / PC? Improve this answer. 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 consent submitted will only be used for data processing originating from this website. If there is a hardware error, the problematic keyboard will work on another PC or laptop. How To Fix Backspace Key on Laptop/PC with Windows 10/11, Fix 2: Check the Backspace Functionality on Another Laptop or PC, Fix 6: Scan for viruses and Other Malware, More specific cases of not working backspace key, Backspace Not Working in Chrome to Delete Text, The Backspace Key is Not Working in Excel, The Backspace Key is Not Working on Discord, The Backspace Key is Not Working in Outlook. Is a PhD visitor considered as a visiting scholar? @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. 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. > > 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 . 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. What is the point of Thrower's Bandolier? How to have bash write two bash history files without changing bash source code? 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.. To get rid of the corrupted keyboard driver, simply uninstall the keyboard. There is discussion here and here but it probably only gets resolved if lots of people email github support. Theoretically Correct vs Practical Notation. Phil. I run: And I found that doesn't work. Then I set my TERM to xterm-256color which caused the issue to appear; downgrading ncurses to 6.0 fixes the issue. Is it known that BQP is not contained within NP? Thanks for contributing an answer to Super User! Thanks for contributing an answer to Stack Overflow! Why is there a voltage on my HDMI and coaxial cables? 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. Clearly this is a regression in or triggered by ncurses 6.1; the changelog mentions some changes to xterm-256color. When you set the TERM type you are telling the host which TERMCAP to use to draw within the terminal window. Where does this (supposedly) Gibson quote come from? His writing has appeared in Techopedia, TMCnet, and the Motley Fool blog network. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles I had exactly this. Now, if you restart your vscode or terminal inside the vscode, TERM will reset to default and the problem will occur again. 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. :(. 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. The backspace works on the cmd terminal of VS code though. I cant reproduce issue on my computer. > > If "doesn't work" means something else (like funny characters being > printed on the screen) let me know. rev2023.3.3.43278. Use This Guide), Cursor Disappears in Chrome? 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. I do not know if this case matches every one. 1) On your keyboard, press the Windows logo key and R at the same time to invoke the Run box. Recovering from a blunder I made while emailing a professor. If this is the reason, you will have to run your antivirus or antimalware software to get rid of the malware. Asking for help, clarification, or responding to other answers. 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.

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