Thank you for reporting this bug to Ubuntu. Ubuntu 17.10 (artful) reached end-of-life on July 19, 2018.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: gedit (Ubuntu) Status: Confirmed => Won't Fix -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gedit in Ubuntu. https://bugs.launchpad.net/bugs/1739264 Title: Gedit always open new window in gnome shell Status in gedit package in Ubuntu: Won't Fix Bug description: How to regenerate: 1. Open dash and search for gedit 2. Click to open gedit 3. After opening a gedit window, open dash again and search for gedit 4. In gnome shell, icon doesn't show any indicator that another window of gedit is already running and click on the icon will create a new window Possible cause: Installation of gedit create two .desktop file in /usr/share/applications. (gedit.desktop and org.gnome.gedit.desktop) Workaround: 1. Delete /usr/share/applications/gedit.desktop 2. Edit /usr/share/applications/org.gnome.gedit.desktop and modify NoDisplay=true to NoDisplay=false ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: gedit 3.22.1-1ubuntu1 [modified: usr/share/applications/org.gnome.gedit.desktop] ProcVersionSignature: Ubuntu 4.13.0-19.22-generic 4.13.13 Uname: Linux 4.13.0-19-generic x86_64 ApportVersion: 2.20.7-0ubuntu3.6 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Wed Dec 20 01:05:33 2017 InstallationDate: Installed on 2017-10-26 (54 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018) ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gedit UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gedit/+bug/1739264/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

