besides, the bug report said "DistroRelease: Ubuntu 20.04" but the package version you are getting an error against says "18.04", so I suppose you also have some PPA or such with the wrong distribution set.
-- You received this bug notification because you are a member of Ubuntu Studio Bugs, which is subscribed to inkscape in Ubuntu. Matching subscriptions: Ubuntu Studio Bugs https://bugs.launchpad.net/bugs/1951722 Title: package inkscape-tutorials (not installed) failed to install/upgrade: tentative de remplacement de « /usr/share/inkscape/tutorials/README », qui appartient aussi au paquet inkscape 1.0.2+r75+1~ubuntu18.04.1 Status in inkscape package in Ubuntu: Invalid Bug description: installation of this package led to this bug, i don't now what is the exact problem ProblemType: Package DistroRelease: Ubuntu 20.04 Package: inkscape-tutorials (not installed) ProcVersionSignature: Ubuntu 5.4.0-90.101-generic 5.4.148 Uname: Linux 5.4.0-90-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.21 AptOrdering: inkscape-speleo:amd64: Install inkscape-survex-export:amd64: Install inkscape-tutorials:amd64: Install inkscape-open-symbols:amd64: Install NULL: ConfigurePending Architecture: amd64 CasperMD5CheckResult: skip Date: Sun Nov 21 11:02:47 2021 ErrorMessage: tentative de remplacement de « /usr/share/inkscape/tutorials/README », qui appartient aussi au paquet inkscape 1.0.2+r75+1~ubuntu18.04.1 InstallationDate: Installed on 2017-11-11 (1470 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018) Python3Details: /usr/bin/python3.8, Python 3.8.12, python3-minimal, 3.8.2-0ubuntu2 PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4 RelatedPackageVersions: dpkg 1.19.7ubuntu3 apt 2.0.6 SourcePackage: inkscape Title: package inkscape-tutorials (not installed) failed to install/upgrade: tentative de remplacement de « /usr/share/inkscape/tutorials/README », qui appartient aussi au paquet inkscape 1.0.2+r75+1~ubuntu18.04.1 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/inkscape/+bug/1951722/+subscriptions -- Mailing list: https://launchpad.net/~ubuntustudio-bugs Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntustudio-bugs More help : https://help.launchpad.net/ListHelp

