bash backspace not working

At times, your keyboard is greatly influenced by these keys. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This key is known as the Del key on full-sized Macintosh keyboards. Instead need to find why it happen. FWIW, my original /usr/bin/bash.exe is from 2017-02-15, so almost a year old, and building a fresh one (same version 4.4.12(1)-release (x86_64-pc-msys), using makepkg) did fix it for me. So, if this does not work, it is worth trying out other below solutions. I'm guessing this is happening in the shell. It resets all the special characters to their default values. Our journey has still to come to an end. Browse other questions tagged. Asking for help, clarification, or responding to other answers. Reinstalling does not work either and i cannot recompile it either because the bootstrapped version also cannot find itself. Doug Clearly this is a regression in or triggered by ncurses 6.1; the changelog mentions some changes to xterm-256color. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. To do this, press Fn+Esc keys to lock and unlock the funtions touchs. Making statements based on opinion; back them up with references or personal experience. Sign in How to concatenate string variables in Bash, Git is not working after macOS Update (xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools). Do I need a thermal expansion tank if I already have a pressure tank? 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, del, arrow keys not working with interactive programs in Tilda, In SSH Terminal, I can't type any character. Ive seen a few people struggling with using the backspace key in Outlook (Exchange and Outlook.com). To get rid of the corrupted keyboard driver, simply uninstall the keyboard. With over 10 pre-installed distros to choose from, the worry-free installation life is here! You can fix the Tab issue with the same as above. 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. the following line in your .startup.tty file: stty erase "^H". Bash, how to globally fix ^H and ^? Ok thats a bit simpler, but wont it affect other sources to remove the hardening ? Maybe the ncurses update is at fault? 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. You may have to check the "Hide Obsolete" checkbox for term to appear in the search. Hi, my name is Luke and Im the creator of the TechTreatBox. Note: if you already installed cygwin just run installer again and add xterm package. Why do small African island nations perform better than African continental nations, considering democracy and human development? David has been able to combine his passion for computing and writing in his career as a freelance writer. > > 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 . 5.3 How to tell X to interchange Delete and Backspace % xmodmap -e "keysym BackSpace = Delete" -e "keysym Delete = BackSpace" Or, if you just want the Backspace key to generate a BackSpace: 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. Changing the TERM variable to cygwin and adding SET TERM=cygwin to the .bat file didn't work for me, but I fixed it. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. vegan) just to try it, does this inconvenience the caterers and staff? It works in other packages though so id say this is something that needs to be looked at upstream by the ncurses devs. How to insert bash scripts inside the PS1 variable. Are there tables of wastage rates for different fruit and veg? Hope this helps someone. Console applications read ASCII sequences, not keysyms. Disconnect between goals and daily tasksIs it me, or the industry? In my real situation I have input from program, which doesn't call read. 3) Right-click on your keyboard software in the Keyboards section. If it doesn't say "^H" this may be your problem. Can Martian regolith be easily melted with microwaves? Backspace versus Delete On a Windows keyboard, the backspace key deletes characters. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Enter the following in terminal and check what happens: export TERM=xterm. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. Google has wittingly removed this shortcut, beginning from version 52. Now, you may have thought that something is wrong with Chrome or some malware has done its wicked job. (ii) Because Linus decided so. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles You can use set -o gmacs or set -o emacs if you want it to act like emacs, that means like bash default (you can also write set -o vi in bash so that it acts like the vi editor : ( Furthermore, with this mode, backspace is control-H 3) You can write export VISUAL=gmacs (or emacs) in your .profile and dot it again or reconnect. (Even though this behavior is unsafe ). ether@jolteon MSYS /w #general-database-discussions. After removing and reinstalling via cygwin setup.exe I had this problem. Beside "stty" solution, you may try the "TERM" solution. I reinstalled MSYS2 from scratch and updated all packages, no issue so far. If so, how close was it? It only takes a minute to sign up. Deleting ~/.minttyrc helped here (or I was just lucky and that was unrelated..). You can even remove the Backspace key to know whether it is damp or covered with dust and clean it completely. However, this shortcut is implemented by the X server and may not work if X hangs in some ways. How to make the prompt beep with every key press/character printed? How do I tell if a file does not exist in Bash? Super User is a question and answer site for computer enthusiasts and power users. Use # stty icanon to allow the "canonical (cooked) mode". 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. The "foo" part is what bash sees when you press ALT + CyrChar. If so, how close was it? Is it known that BQP is not contained within NP? However, it may not work for all users, as the underlying cause could be related to hardware. Using indicator constraint with two variables. I solved the problem by using ash.exe and run pacman -Syu bash in it. Learn more about Stack Overflow the company, and our products. Well, in reality, this is not the reason. 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. Is There Any Shortcut for the Backspace Key on the laptop / PC? If the problem is with the keyboard, it will not work even in this scenario. 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 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. Look in the archives - it has come up before. How can this new ban on drag possibly be considered constitutional? 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. So perhaps all packages depending on ncurses need re-compile? In my case backspace was not at all working after creating blank ~/.vimrc. Interview Preparation Course; Data Science (Live) GATE CS & IT 2024; Data Structure & Algorithm-Self Paced(C++/JAVA) Data Structures & Algorithms in Python; Explore More Self-Paced Courses; Programming . Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Im a developer, a dad, and a big tech enthusiast. 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? So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. Most of us are aware of the on-screen keyboard or the virtual keyboard that Windows operating system provides. $ TERM=xterm-256color If it was never working then try what tylerl suggested. 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. What is a word for the arcane equivalent of a monastery? If it is set to "^C" or "^\" it is your problem. Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. I couldn't figure out why is this happening. [still broken rendering] 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. A place where magic is studied and practiced? Connect and share knowledge within a single location that is structured and easy to search. Thus, it is wise to use a tool such as Windows Defender or Malwarebytes for detecting malware intrusion. Never experienced your problem. I think your TERM was set to something incompatible. 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. This solution is likely to work for most users. 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. 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. FWIW, I tried rebuilding bash locally (first time, so hopefully it's OK) and it seems to fix the issue. Cygwin Terminal backspace and arrow keys not working. 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. Theres one solution to that, you can install the Shortcut chrome extension and override the default browsers settings or get used to the new keys combination introduced by Chrome: Now, in Chrome, you need to use the backspace key alternative, meaning a new set of keys to navigate. You can set this in your shell. What would work is to use two backspaces, which gives the non-intuitive correct result: 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 ___________________________________________________________________ This is because your default shell is sh, to use bash, just run bash from your shell. Similar to the Backspace key, you can fix the issue using the stty command if Tab doesn't work in the terminal. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. I know it is strange. Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. 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. Simply run Cygwin setup again and reinstall termcap and terminfo. Minimising the environmental effects of my dyson brain. If you preorder a special airline meal (e.g. The simplest fix by far. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. US, UK etc. 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. Additionally, the release notes say: hese notes are for ncurses 6.1, released January 27, 2018. 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. Allow the utility to complete the scan and then follow the instructions. Why backspace key is not working? A lot of older computer terminals used a different control character for Backspace than today, using "Ctrl + H.", Modern terminals use "Ctrl + ?" Thus, you should try one or all of them to get the key working again. In my case, I had to switch from xterm-256color to xterm-88color and it is far better than other options. How to have bash write two bash history files without changing bash source code? 1,710 views. I followed the advice in this old reddit post: I copied the .terminfo folder from my user directory to the .terminfo folder under my root user directory. I have no opportunity to change the program script, this was just an example which represented my issue. The reason the keys (generally) do not work out-of-the-box is partly lack of configuration (as you will see later, simply creating .inputrc/.cshrc already helps a lot) and a more difficult issue which I will try to describe below.. This is a big hope to restore the keys functionality to Chrome and other applications. However, this does not impact our reviews and comparisons. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. They are easy to follow and have both basic and advanced measures. Is there any global settings where I can have this configurations done for all input? I tried ssh from cygwin (in windows) to Debian. Thanks for contributing an answer to Super User! To learn more, see our tips on writing great answers. bash terminal: can the find and make duplicate text be extended globally--Apple? 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. when you hit the "backspace" key. I encountered a similar issue, that when ssh to a remote machine from tmux, my Backspace key starts to generate spaces instead. Isn't there a better fix for struct FILE? 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. On a Macbook, this key is known as the Delete key. Looks like the remote host does not support tmux-256color, the TERM value sent by tmux. The linux console emulates a vt220 terminal which has the following key-mapping: Once I copied the "cygwin" file to this location, the bash shell backspace key worked fine, as did tab and others. . 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. For Working Professionals. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. 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. That should hopefully solve your issue! NOTE: this folder might be different from yours depending on the installation. 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. Thanks for contributing an answer to Super User! Following change made it work, Found this at How to Connect Two Monitors To One Computer With One VGA Port? Type CTRL-h instead of using backspace. Downgrading ncurses solved it for me. 1518273 Jan 19 2014 edited Jan 19 2014. The best answers are voted up and rise to the top, Not the answer you're looking for? Also check if the Fn key on the keyboard is not locked. If that happens, the last line of text will not be passed to the body of the loop and will not be processed. Fortunately, this is easy to fix with a simple command. When you make a purchase using links on our site, we may earn an affiliate commission. Why is this sentence from The Great Gatsby grammatical? Add a comment. Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. Why is there a voltage on my HDMI and coaxial cables? I also know of other people bumping into this issue, which, again, is quite a dealbreaker. 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. This page has all the information you will ever need on this issue; I suggest you read it. How could this behavior be fixed so backspace removes character instead of adding these characters? 1) I am not able to use "tab key" for auto completion of the command. Is it possible to rotate a window 90 degrees if it has the same length and width? Thus, you need to replace the keyboard. 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 ). $ echo $TERM Well occasionally send you account related emails. Confirm it fixes the crash for me, thanks. :(. The space you're seeing is the space that was supposed to stomp on the previous character. Up/down/left/right arrows while in less (/usr/bin/less) does seem to work correctly. 4) Reboot your computer; Windows should then reinstall your keyboard automatically.

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