Prevent specific packages from being installed in apt
- /etc/apt/preferences
Package: xfce4-power-manager Pin: release * Pin-Priority: -1 Package: xfce4-power-manager-data Pin: release * Pin-Priority: -1
root@misaka:~# apt install xfce4-power-manager Reading package lists... Done Building dependency tree Reading state information... Done Package xfce4-power-manager is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source However the following packages replace it: xfce4-power-manager-data E: Package 'xfce4-power-manager' has no installation candidate root@misaka:~# apt install xfce4-power-manager-data Reading package lists... Done Building dependency tree Reading state information... Done Package xfce4-power-manager-data is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source E: Package 'xfce4-power-manager-data' has no installation candidate
root@misaka:~# lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian GNU/Linux 9.3 (stretch) Release: 9.3 Codename: stretch root@misaka:~# apt --version apt 1.4.8 (amd64) root@misaka:~# apt-get --version apt 1.4.8 (amd64) Supported modules: *Ver: Standard .deb *Pkg: Debian dpkg interface (Priority 30) Pkg: Debian APT solver interface (Priority -1000) Pkg: Debian APT planner interface (Priority -1000) S.L: 'deb' Debian binary tree S.L: 'deb-src' Debian source tree Idx: Debian Source Index Idx: Debian Package Index Idx: Debian Translation Index Idx: Debian dpkg status file Idx: Debian deb file Idx: Debian dsc file Idx: Debian control file Idx: EDSP scenario file Idx: EIPP scenario file