bash backspace not working

Find centralized, trusted content and collaborate around the technologies you use most. It's because the default mintty TERM is xterm, and the issue appears to be related to TERM being xterm-256color - which is required for some programs to display more than 8 colors. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. Is it known that BQP is not contained within NP? When I enter TERM=xterm, the problem disappears, even after I set TERM=xterm-256color again. I was missing the terminfo entries for my terminal. 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. How can this new ban on drag possibly be considered constitutional? I encountered this problem when I tried to add bash and use it in a distroless image. to your account. Make sure you replace foo with exactly what follows the ^ [. Just to chime in the new ssp changes break building ncurses, undefined references to FILE in ssp/stdio.h and ssp/whar.h. 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. And what is the difference? This article aims to help you with the problem and gives you some solutions to what to do if your backspace doesnt work anymore. Backspace producing space on command line #597 - GitHub This seems to happen with arrows and backspace. `Why doesn't the Backspace key generate BackSpace by default?' (i) Because the VT100 had a Delete key above the Enter key. Facing Problem in Ksh Shell - Backspace is Not Working Confirm it fixes the crash for me, thanks. 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. 6,402, 678 Maybe key mapping. You can check if there are any mappings set, and where they came from, like this: 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. Use This Guide), Cursor Disappears in Chrome? 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. 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. Now, you may have thought that something is wrong with Chrome or some malware has done its wicked job. 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. Learn more about Stack Overflow the company, and our products. Pressing backspace with root gives weired character in putty I did nothing special. Not the answer you're looking for? Is it suspicious or odd to stand by the gate of a GA airport watching the planes? Changing the TERM variable to cygwin and adding SET TERM=cygwin to the .bat file didn't work for me, but I fixed it. If you don't have termcap installed install it but . If you are wondering how to fix backspace key on windows 10/11 this should be the very first thing to try. My rebuilt bash still does this. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 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. Vi/Vim - Backspace Not Working - ShellHacks Why do many companies reject expired SSL certificates as bugs in bug bounties? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. You signed in with another tab or window. Up/down/left/right arrows while in less (/usr/bin/less) does seem to work correctly. Would you mind sharing your build procedure? It only takes a minute to sign up. 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.. Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters. If so, how? David holds a B.A. And what's the output of the. Isn't there a better fix for struct FILE? Does Counterspell prevent from any further spells being cast on a given turn? 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. How do I get the directory where a Bash script is located from within the script itself? Just updated the repo and simple `makepkg` in the bash directory. I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (erase). @Alexpux, what's wrong with _FORTIFY_SOURCE=2? This is the solution to try if the Backspace key of the on-screen keyboard does not function. You may have to check the "Hide Obsolete" checkbox for term to appear in the search. Thanks for pointing out the shortcomings of my previous answer. Say it is ^H. Use # stty icanon to allow the "canonical (cooked) mode". 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. 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. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? 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. 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. 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. To learn more, see our tips on writing great answers. 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. One of them is to clean the keyboard such that all dust and dirt go away. Now that you've sorted out the Backspace key issue in the Linux terminal, you can really get to work. [SOLVED] Backspace not working!!!!! - UNIX The difference between the phonemes /p/ and /b/ in Japanese, Recovering from a blunder I made while emailing a professor. In case it helps. 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. The backspace doesn't work in the bash terminal of VS code. Backspace started to work correctly! Related Posts. The cursor keys work too since the bash 4.4.0.19-1 and still with 4.4.0.19-2 . Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. Recovering from a blunder I made while emailing a professor. Then click Uninstall device. Hmm ok scratch that, for some reason one of the updates had deleted the fstab file, after recreating it it worked again. There are also some distros that will run in . When you make a purchase using links on our site, we may earn an affiliate commission. How can I check if a program exists from a Bash script? If the key works, it means that your physical keyboard is somewhat damaged or broken. If your keyboard's Backspace key doesn't work properly on a UITS - IU Ok thats a bit simpler, but wont it affect other sources to remove the hardening ? This should help. xterm-256color Try this and see if the Backspace key works correctly. SSD as primary or secondary drive on a small Linux server? 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. EDIT2: My bad the error occurs on Windows 10 as well. If it is set to "^C" or "^\" it is your problem. When you set the TERM type you are telling the host which TERMCAP to use to draw within the terminal window. I agree with all the answers here. EDIT1: Also rebuilding the bash package with the updated ncurses fixes this error under Windows 8.1 as well. terminal had problems with some control characters. I know it is strange. privacy statement. How do I get to know the value of TERM? What happens when you type control-V followed by backspace? bash terminal: can the find and make duplicate text be extended globally--Apple? Add a comment. Re: del and backspace no longer work. Not sure cygwin has good terminal emulation, as far as I know, cygwin just using regular windows console which lacks terminal emulation (may be wrong). Most application will expect that you already have the emulator set to something compatible such as xterm or linux. I found this one that worked for me. It's great that this answer helped some other users, but in this case it's not the solution to the question since the original question isn't asking about vim. 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. 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. You could have said: stty erase k [ENTER] Just log in to the machine and type "stty erase " (note the space after "erase") and then hit the backspace key. 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. Note that, @roaima @Kusalananda Thanks for pointing it out that OP didn't mention. It's worth noting that you aren't getting "a space": It's failing to move the cursor back to erase the character. This one fixed it for me. How do I set my backspace key? - Institute for Advanced Study ether@jolteon MSYS /w Fix backspace/delete when ssh'ing into Linux machines What video game is Charlie playing in Poker Face S01E07? Is it known that BQP is not contained within NP? In the terminal, press Ctrl + v and press your backspace. No shell was defined in. 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. It does exactly the same thing as the backspace key. This did not fix the issues.. however, it did allow me to then perform an update via the plugins manager which got me to version 0.1.11638 which resolved the backspace issue and gives the wonderful ERD. in communication from California State University, East Bay. This may seem strange, but the Linux console emulates a VT100 terminal, and this is the way things work in that realm. 2) Type devmgmt.msc and press Enter. Why do academics stay as adjuncts for years rather than move around? I posted previously on SQLPLUS having a really unfriendly user interface, but with this problem makes it even worse. In my real situation I have input from program, which doesn't call read. So 78.1k 28 392 615. answered Sep 30, 2015 at 11:52. I build my application image with the multi-stages build. I tried vt100. Replacing broken pins/legs on a DIP IC package. Well occasionally send you account related emails. Take the backspace for example, the remote host expects some character to be used as "erase/backspace" , while you pressing backspace in the terminal , the terminal program will send some character to the remote host, if what the remote host expects diffs with the characters sent by the terminal program, you would encounter this issue. Disconnect between goals and daily tasksIs it me, or the industry? Making statements based on opinion; back them up with references or personal experience. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. TERM variable in source If you hit the "BACKSPACE" key and it does not go backward it's because the terminal is probably looking for a different character based on the TERM type. Acidity of alcohols and basicity of amines. When Backspace Key is Not Working in Console - Ed Chen Logic What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence?

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