BTW: The --remove option empties both the repository file and its backup copy. But the empty files remains in /etc/apt/sources.list.d/ folder. Is this correct?
# Our repository files. $ ls -l /etc/apt/sources.list.d/ -rw-r--r-- 1 root root 207 Out 26 15:41 audio-recorder-ubuntu-ppa-wily.list -rw-r--r-- 1 root root 136 Out 26 15:41 audio-recorder-ubuntu-ppa-wily.list.save ------- # Remove a repository. The empty files remain in the system. $ sudo add-apt-repository --remove ppa:audio-recorder/ppa $ ls -l /etc/apt/sources.list.d/ -rw-r--r-- 1 root root 0 Out 26 15:41 audio-recorder-ubuntu-ppa-wily.list -rw-r--r-- 1 root root 0 Out 26 15:41 audio-recorder-ubuntu-ppa-wily.list.save -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to software-properties in Ubuntu. https://bugs.launchpad.net/bugs/1509702 Title: add-apt-repository adds same repository multiple times Status in software-properties package in Ubuntu: New Bug description: Hello, I am running Ubuntu 15.10 and noticed that add-apt-repository adds the same source-repository multiple times. I have accidentally run the add-apt command several times. $ sudo add-apt-repository ppa:audio-recorder/ppa A screenshot. [url=http://bildr.no/view/ZktOZDRI][img]http://bildr.no/thumb/ZktOZDRI.jpeg[/img][/url] I have one `audio-recorder-ubuntu-ppa-wily.list` file in /the etc/apt/sources.list.d/ folder: $ cat /etc/apt/sources.list.d/audio-recorder-ubuntu-ppa-wily.list deb http://ppa.launchpad.net/audio-recorder/ppa/ubuntu wily main # deb-src http://ppa.launchpad.net/audio-recorder/ppa/ubuntu wily main # deb-src http://ppa.launchpad.net/audio-recorder/ppa/ubuntu wily main # deb-src http://ppa.launchpad.net/audio-recorder/ppa/ubuntu wily main ----- $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.10 Release: 15.10 Codename: wily ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: software-properties-gtk 0.96.13 ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3 Uname: Linux 4.2.0-16-generic x86_64 ApportVersion: 2.19.1-0ubuntu3 Architecture: amd64 CurrentDesktop: Unity Date: Sat Oct 24 19:43:44 2015 InstallationDate: Installed on 2015-10-19 (4 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20151017) PackageArchitecture: all SourcePackage: software-properties UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1509702/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp