bash backspace not working bash backspace not working

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 Sign in Simply, plug in another functional keyboard to your existing laptop or PC and see whether its Backspace key is working or not. when I hit the Backspace key, I get a space. It only takes a minute to sign up. [rendering fine] Just happened for me as well. I got linux on my PC and prefer the tcsh shell. You can set this in your shell. The user's problem with the terminal in a remote machine and the problem I faced in a docker container may be caused by the same issue, which is related to the terminfo (about terminfo). I banged the keyboard and about three cigarettes worth of ash fell out. Connect and share knowledge within a single location that is structured and easy to search. Doesn't work for me, apparently the cache was cleaned at some stage. to your account. Additionally, I now can't build bash with makepkg, there's some compile error with an unknown type IIRC - this is after the msys2 runtime was updated to cygwin 2.10 . What I am doing then is to type <up> to get that command line from the history and edit it, i.e. This is also the case with the Sticky key. My terminfo folder was entirely missing. Something wrong with shell or termcap library on debian. I'm seeing it now on my new Cygwin install, though it previously worked. Cygwin Terminal backspace and arrow keys not working. https://ci.appveyor.com/project/zklhp/msys2-packages/build/1.0.16/artifacts. (NOT fixed after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. 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. Reinstalling does not work either and i cannot recompile it either because the bootstrapped version also cannot find itself. Is it known that BQP is not contained within NP? 2) Type devmgmt.msc and press Enter. I build my application image with the multi-stages build. Using indicator constraint with two variables. Find centralized, trusted content and collaborate around the technologies you use most. Type CTRL-h instead of using backspace. 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 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.. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Note: if you already installed cygwin just run installer again and add xterm package. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. 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 key is a popular shortcut in Chrome. I couldn't figure out why is this happening. is it possible in HP-UX HPE GreenLake Products Support Contact Dashboard Applications Devices Manage My cart Close Close HPE GreenLake Cloud Consoles Login from Ubuntu and give me output of commands: 1. echo $TERM 2. stty -a, While this didn't directly help me, since TERM was correctly set, it did help identify the problem. Is there a proper earth ground point in this switch box? Then click Uninstall device. Did you ever resolve this? `Why doesn't the Backspace key generate BackSpace by default?' (i) Because the VT100 had a Delete key above the Enter key. Now, if you restart your vscode or terminal inside the vscode, TERM will reset to default and the problem will occur again. The backspace doesn't work in the bash terminal of VS code. bash terminal ether@jolteon MSYS /w The backspace doesn't work in the bash terminal of VS code. ether@jolteon MSYS /w Currently I have ASCII DEL. I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. Simply run Cygwin setup again and reinstall termcap and terminfo. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? SSD as primary or secondary drive on a small Linux server? indent autoindent eol () start CTRL-W CTRL-U . Google has wittingly removed this shortcut, beginning from version 52. Thanks. It's like the shell reads the keys correctly but not able to re-render the input line correctly. It does support xterm-256color which we know our terminal app supports. I cant reproduce issue on my computer. In the right panel, you will see the Onscreen Keyboard option. You can check if there are any mappings set, and where they came from, like this: Also check if the Fn key on the keyboard is not locked. This deletes the but I am getting: > ls foo.c ls: cannot access 'foo.c'$'\303': No such file or directory. If you do not want to uninstall the driver, you can even try updating the driver by selecting Update driver from the context menu. Connect and share knowledge within a single location that is structured and easy to search. terminal had problems with some control characters. 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. If you preorder a special airline meal (e.g. I did nothing special. I added in braces how they behave on my system: I had the same problem, using bash in Gnome-Terminal. Your backspace key may be broken due to a bad mapping which has been loaded into Vim. 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. 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. However, it may not work for all users, as the underlying cause could be related to hardware. Surly Straggler vs. other types of steel frames. I run: And I found that doesn't work. As it appears its a bug in the Microsoft Edge browser so the solution is quite simple: just use a different browser (such as Chrome or Firefox). Following change made it work, Found this at 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 can backspace sometimes, but at other times it does nothing; the cursor doesn't go to the left, and absolutely nothing seems to happen.. 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. Something must have gone wrong with the keyboard software or the keyboard has undergone some damage. After connecting from Fedora to an OpenWrt host with ssh the remote bash 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. If it is working, it means that the issue is in the existing keyboard, not in the operating system. 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. to `ansi`) seems to fix everything, but it's weirder than that: 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. I know it is strange. Bash 4.4.0.19 fixes the editing key issues for me with xterm-256color, but this new issue remains (both with 4.4.0.12 after a rebuild and also with the pre-built 4.4.0.19 after the update): (Only after rebuilding bash): bash aborts after setting TERM to some dummy name, e.g. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. If the backspace was working okay initially and no longer is then try using the "reset" command. Esc, Enter, and Spacebar are prone to stop operating altogether with backspace, which is very common. ether@jolteon MSYS /w Apparently it was fixed for them after bash was updated, but I don't know it it was just rebuilt or maybe something else. 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. My backspace did nothing, when it should have sent a destructive delete. 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. 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. 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. 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. However, this does not impact our reviews and comparisons. Re: del and backspace no longer work. You'll see what code is sent as "erase". 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. Hello, I have the same problem. Fortunately, this is easy to fix with a simple command. Thanks for contributing an answer to Super User! So I'm stuck having to manually type stty erase [whatever] to fix it when I notice the backspace key is wrong. You may have to edit several configuration files to tell all of the programs involved precisely what you want. 1,710 views. rev2023.3.3.43278. 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. 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. terminfo file from source host to remote host directory: Reboot your computer and see if the problem is fixed or not. This worked for me! 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. The best answers are voted up and rise to the top, Not the answer you're looking for? How could this behavior be fixed so backspace removes character instead of adding these characters? It worked. I think your TERM was set to something incompatible. Most of the information in https://web.archive.org/web/20120621035133/http://www.ibb.net/~anne/keyboard/keyboard.html is indeed what you need. EDIT2: My bad the error occurs on Windows 10 as well. Fix 4: Reinstall the Keyboard Driver This is the solution to try if the Backspace key of the on-screen keyboard does not function. However, this shortcut is implemented by the X server and may not work if X hangs in some ways. ctrl-v and then right arrow prints ^[[C but the shell doesn't seem to re-render the line correctly when used without it. vegan) just to try it, does this inconvenience the caterers and staff? To do so: Now, check whether the key is working or not. 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 ___________________________________________________________________ For more information regarding what export TERM=xterm does you can check the following answer. How do I print colored text to the terminal? ), HDMI 2.0 Max Refresh Rate & Resolution (Can You Get 144Hz?). Disconnect between goals and daily tasksIs it me, or the industry? It's available through the Cygwin installer. I have this issue as well. It's definitely a problem of tcsh since in any other application the backspace works fine. In my case backspace was not at all working after creating blank ~/.vimrc. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. How to Connect Two Monitors To One Computer With One VGA Port? This should help. Additionally, the release notes say: hese notes are for ncurses 6.1, released January 27, 2018. Making statements based on opinion; back them up with references or personal experience. And what the value of TERM you have tried? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Thanks! Bulk update symbol size units from mm to map units in rule-based symbology. Learn more about Stack Overflow the company, and our products. If that happens, the last line of text will not be passed to the body of the loop and will not be processed. Use # stty icanon to allow the "canonical (cooked) mode". This page has all the information you will ever need on this issue; I suggest you read it. The virtual keyboard works as the physical one and is likely to aid you in finding out why is the backspace not working on Windows 10. Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. One of them is to clean the keyboard such that all dust and dirt go away. It's worth noting that you aren't getting "a space": It's failing to move the cursor back to erase the character. 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. The backspace seems to work as expected while using Vim from the terminal in most Linux systems however. 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. 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. If so, how close was it? Alternatively, just dont go full-width with your screen. Instead of saying "Keep" for each, click it to make it say "Reinstall". The best answers are voted up and rise to the top, Not the answer you're looking for? Why is there a voltage on my HDMI and coaxial cables? And what's the output of the. It only takes a minute to sign up. Instead need to find why it happen. Confirm it fixes the crash for me, thanks. 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 . Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. It does exactly the same thing as the backspace key. If you preorder a special airline meal (e.g. 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. 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. Learn more about Stack Overflow the company, and our products. Theoretically Correct vs Practical Notation. The former one allows you to press one key at a time for keyboard shortcuts and the latter one tells the keyboard to ignore repeated keystrokes. Clearly this is a regression in or triggered by ncurses 6.1; the changelog mentions some changes to xterm-256color. 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. Left and right arrows at the shell prompt don't skip chars as expected, but ctrl-v and then pressing an arrow key does print a correct (I think) string, e.g. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. ether@jolteon MSYS /w Thus, you should try one or all of them to get the key working again. Add a comment. But only on Windows 8.1 using TERM=screen-256color or TERM=xterm-256color. They are easy to follow and have both basic and advanced measures. Look around putty's options menu for a "send hard reset" option as well. http://linux-journal.blogspot.com/2005/04/fix-vim-backspace-doesnt-work.html, Worked for me: In the Windows command prompt, type. This was the reason in my case.. for that particular user. Hope this helps someone. Well, in reality, this is not the reason. I'd like to fix this frequent problem where the shell on a remote server thinks my terminal's backspace key is ^? Anyway I found this post, which lead me to the solution for my install. FWIW, I tried rebuilding bash locally (first time, so hopefully it's OK) and it seems to fix the issue. On the other hand, I also have another account on the same machine & when I ssh through this account, its terminal works perfectly fine. Hope there are no side-effects. I don't want to apply a bandaid by setting TERM variables to something other than what was working before my mishap. The update for bash to version 4.4.019-1 fixed the shell history in mintty's terminal mode xterm-256color for me. The simplest fix by far. I tried ssh from cygwin (in windows) to Debian. Luckily, the problem is rather easy to fix. How do I get to know the value of TERM? I have no opportunity to change the program script, this was just an example which represented my issue. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. To fix this, you may need to uninstall the keyboard driver that is experiencing backspace not working problem and then reinstall the driver. 6,402, 678 Maybe key mapping. pacman -U /var/cache/pacman/pkg/ncurses-6.0.20170708-2-x86_64.pkg.tar.xz.