Hi Simon, Thanks a lot for pointing this out... I'll check and let you know. I really appreciate the quick reply.
Best Philippe Le 18/06/2020 à 16:06, Simon McVittie a écrit : > On Thu, 18 Jun 2020 at 12:17:19 +0200, Philippe Chauvat wrote: >> gstreamer1.0-plugins-bad is trying to be installed but in conflict with >> other packages... > ... >> Préparation du dépaquetage de >> .../gstreamer1.0-plugins-bad_1%3a1.14.4-dmo7_amd64.deb ... > This version is from deb-multimedia.org (notice the -dmo). That's > a third-party package repository which is known to contain various > packages that are incompatible with what's in Debian, particularly > testing/unstable. Please don't use it, and replace packages that came > from dmo with the equivalents from "real Debian". > > In particular, dmo puts epochs on the version numbers of its packages, > which cause those packages to be compared incorrectly with packages in > Debian - for example this is gstreamer1.0-plugins-bad version 1.14.4, > but because of the 1: epoch, dpkg will think that it is newer than the > version 1.16.x in Debian testing/unstable. This is not true and can > break applications. > > smcv