Package: less Version: 551-1 Severity: important less 551-1 moves the binaries from /bin to /usr/bin, hoewevr the 'pager' alternative is updated only at postinst. This can break system upgrades, as the pager can be used by dpkg during upgrades to show the diff between conf files, but the pager is broken up to the point when less gets configured.
First reported in Ubuntu: https://bugs.launchpad.net/ubuntu/+source/smartmontools/+bug/1874953 Fixed in Ubuntu by running update-alternatives at preinst. Paride
