bash terminal I couldn't figure out why is this happening. 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. 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. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. To learn more, see our tips on writing great answers. 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. In case it helps. 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. With over 10 pre-installed distros to choose from, the worry-free installation life is here! And what's the output of the. Ive seen a few people struggling with using the backspace key in Outlook (Exchange and Outlook.com). 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. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. Just to chime in the new ssp changes break building ncurses, undefined references to FILE in ssp/stdio.h and ssp/whar.h. Lets check which terminals the remote host supports. This malfunctioning means the issue lies in the keyboard driver. If the issue is only with the Backspace key, you can try and disable the filter or sticky keys. Yes, you can use .editorconfig, but it doesn't apply to issues, README.md, etc. 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. @SomeCallMeTim: I was able to fix this issue by using Minty, cygwin behaves in very wierd manner at times. 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. Im a developer, a dad, and a big tech enthusiast. I also know of other people bumping into this issue, which, again, is quite a dealbreaker. $ TERM=xterm-256color A lot of older computer terminals used a different control character for Backspace than today, using "Ctrl + H.", Modern terminals use "Ctrl + ?" Re: del and backspace no longer work. If you use the search box you can find them quickly. 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. Do I need a thermal expansion tank if I already have a pressure tank? 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. Keep in mind that we may receive commissions when you click our links and make purchases. Verify that the remote host shell TERM setting matches your terminal's term setting (localhost) and that the remote host supports the TERM setting. It only takes a minute to sign up. My backspace did nothing, when it should have sent a destructive delete. Connect and share knowledge within a single location that is structured and easy to search. How can this new ban on drag possibly be considered constitutional? Uh oh new msys2-runtime breaks windows cmake, it cannot find itself after update. I searched for issues with backspace key and i tried checking and unchecking iterm's "delete key sends ^H" option but it did not change backspace behavior. Where does this (supposedly) Gibson quote come from? The latter is possible when you use the virtual keyboards Backspace key. Here's how you can easily remediate this issue. rev2023.3.3.43278. Are there tables of wastage rates for different fruit and veg? Why is there a voltage on my HDMI and coaxial cables? the following line in your .startup.tty file: stty erase "^H". You signed in with another tab or window. Solved: Hi I am connecting my HP-UX thru Telnet using putty. 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). If I set it to ^H or ^? 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. What's the difference between a power rail and a signal line? terminal had problems with some control characters. Is There Any Shortcut for the Backspace Key on the laptop / PC? Type CTRL-h instead of using backspace. Many SSH clients let you modify the setting that controls how the Backspace (or delete) key functions. I'm seeing it now on my new Cygwin install, though it previously worked. Can Martian regolith be easily melted with microwaves? you tell athena what to expect for the backspace key. It's worth noting that you aren't getting "a space": It's failing to move the cursor back to erase the character. Please note 16.10 reached the end of its support cycle last month. If the above fail to work, the last resort, you may interrupt the current line to start it over in the new line. What is a word for the arcane equivalent of a monastery? All character is changed strrange character, Force telnet / ssh to use crtl-H for backspace, Read and process a string, char by char, yet allow user to simple line edit the input, Tmux Terminfo problem with Zsh key bindings. If the file is not a POSIX compliant text file, the last line may not include a newline character . Once I copied the "cygwin" file to this location, the bash shell backspace key worked fine, as did tab and others. However, this shortcut is implemented by the X server and may not work if X hangs in some ways. 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. 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. Why do many companies reject expired SSL certificates as bugs in bug bounties? ncdu: What's going on with this second size column? in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. Changing `TERM` (e.g. Right-click anywhere in the Cygwin window, Mitty version = 1.2-beta1 (x86_64-pc-cygwin). Since it seemed that OpenWrt repos did When I enter TERM=xterm, the problem disappears, even after I set TERM=xterm-256color again. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Something wrong with shell or termcap library on debian. They might say something like "I love Linux system mangling^H^H^H^H^H^H^Hadministration.". Ok thats a bit simpler, but wont it affect other sources to remove the hardening ? How can I check if a program exists from a Bash script? I added in braces how they behave on my system: I had the same problem, using bash in Gnome-Terminal. ), HDMI 2.0 Max Refresh Rate & Resolution (Can You Get 144Hz?). You can now navigate webpages in Chrome by pressing Alt + left arrow to open a previous page and Alt + right arrow to move forward. 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 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. After establishing the connection, the remote shell would contain the same $TERM value, while setting it to an unsupported value is one of the reason why Backspace stops working. 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. 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. How do I print colored text to the terminal? Theoretically Correct vs Practical Notation. What video game is Charlie playing in Poker Face S01E07? This solved the fact that cygwin64 was ignoring backspaces in commands containing line breaks. I have this issue as well. bash terminal: can the find and make duplicate text be extended globally--Apple? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. I'll wait patiently for a release to get to pacman. [still broken rendering] Not working means when I tap the backspace it prints a white space in the terminal. So perhaps all packages depending on ncurses need re-compile? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. What terminal are you using? ether@jolteon MSYS /w I'm seeing the same issue with a fresh Cygwin install. You'll see what code is sent as "erase". TERM variable in source To get rid of the corrupted keyboard driver, simply uninstall the keyboard. Why backspace key is not working? Share Improve this answer Follow answered Apr 11, 2015 at 10:06 Kunal Kapadia 151 1 1 Add a comment 4 If it is set to "^C" or "^\" it is your problem. Do new devs get fired if they can't solve a certain bug? 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. 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: It worked. 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. 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. Learn more about Stack Overflow the company, and our products. Allow the utility to complete the scan and then follow the instructions. Isn't there a better fix for struct FILE? 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. You need remove -D_FORTIFY_SOURCE=2 from CPPFLAGS in makepkg.conf file. I've been trying to research this issue on Google, but did not find anything conclusive. Minimising the environmental effects of my dyson brain. @Alexpux any plans to downgrade ncurses soon? I had a custom installed ncurses, that I removed. I tried stty erase '^?' In the terminal, press Ctrl + v and press your backspace. If there is a hardware error, the problematic keyboard will work on another PC or laptop. 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 ). Acidity of alcohols and basicity of amines. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. 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. ```. 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. 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. Ctrlv + backspace produces nothing For me, the backspace code is the same as. I build my application image with the multi-stages build. I am seeing this problem, but my shell is bash. Is there a single-word adjective for "having exceptionally strong moral principles"? I used # stty -icanon to disable the 4k limit, but lost the ability to use backspace (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. How do I get to know the value of TERM? Thanks for contributing an answer to Ask Ubuntu! Normally you figure out which key code the shell sees and assign this to your desired "widget". The reason for this is because many Linux distro's ship with pre-made vimrc files which set some common options. 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. The best answers are voted up and rise to the top, Not the answer you're looking for? vegan) just to try it, does this inconvenience the caterers and staff? So Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). This is the solution to try if the Backspace key of the on-screen keyboard does not function. Maybe the ncurses update is at fault? 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. I got linux on my PC and prefer the tcsh shell. (Note: use Ctrl v + Backspace, do not type the ^ manually) You can fix the Tab issue with the same as above. This page has all the information you will ever need on this issue; I suggest you read it. Our journey has still to come to an end. Solved: using "tab", "backspace" and "arrow" keys. Then click Uninstall device. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. There are also some distros that will run in . Check for the updates or try to quit and reset your Excel. Assuming you're using gnome-terminal as emulator, open the Edit manu and click on Profile preferences. 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. Thanks for contributing an answer to Stack Overflow! How to check if a string contains a substring in Bash. I'm guessing this is happening in the shell. Thanks @Tom for your link that fixed the issue for me. Do I need a thermal expansion tank if I already have a pressure tank? I'd highly recommend getting Partition Magic to "sqeeze" your existing Windows partition down in preparation for this process, though. You'll see what code is sent as "erase". 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. What happens when you type control-V followed by backspace? now copy all the files and folders that exist inside /usr/share/terminfo to the folder C:\cygwin\etc\terminfo - 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. Rebuild bash can fix the problem. You should be able to configure what exactly is sent when pressing the Backspace key in your terminal emulator's settings. We try our best to keep things fair and balanced, in order to help you make the best choice for you. 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? They don't have a public issue tracker. 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. > > If "doesn't work" means something else (like funny characters being > printed on the screen) let me know. If the problem is with the keyboard, it will not work even in this scenario. Just log in to the machine and type "stty erase " (note the space after "erase") and then hit the backspace key. Once you press [ENTER] you should be able to press your [BACKSPACE] key and have it backspace/delete whatever you typed. The linux console emulates a vt220 terminal which has the following key-mapping: How to follow the signal when reading the schematic? If you change the TERM variable in CYGWIN before telnet or SSH to a host you will get much better results: The host now knows you have an ANSI terminal type and it can use it's ANSI TERMCAP file to tell it how to communicate. Simply, plug in another functional keyboard to your existing laptop or PC and see whether its Backspace key is working or not. 4) Reboot your computer; Windows should then reinstall your keyboard automatically. Is it known that BQP is not contained within NP? 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. Switch to the Compatibility tab and you should get these options: Now you can change the Backspace key generates: setting. Ok, I had this issue with manually updating a Cygwin install. This solution is likely to work for most users. How to tell which packages are held back due to phased updates. The cursor keys work too since the bash 4.4.0.19-1 and still with 4.4.0.19-2 . It's definitely a problem of tcsh since in any other application the backspace works fine. EDIT2: My bad the error occurs on Windows 10 as well. It does support xterm-256color which we know our terminal app supports. What would work is to use two backspaces, which gives the non-intuitive correct result: An example of data being processed may be a unique identifier stored in a cookie. . I run: And I found that doesn't work. So, after ssh to unix host (it doesn't depend debian it or other host) set the TERM variable according to your terminal. The consent submitted will only be used for data processing originating from this website. in my .bashrc file, and use some other terminal to access the server, it often ends up wrong. ether@jolteon MSYS /w Some more background to my problem/solution: I had a problem where I need to paste more than 4k characters.
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