I can confirm Robert's message : on Ubuntu 20.04 default gnome install, it doesn't attach a file. And the proposed apparmor "fix" + set to thunderbird did the trick.
Alsos note that if using "Ubuntu live" from an USB key, with a correctly setup thunderbird, the composer windows of thunderbird does include the file when used from libreoffice's "send file/pdf per email" -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to libreoffice in Ubuntu. https://bugs.launchpad.net/bugs/1899667 Title: LO can't send email, probably an apparmour problem Status in kmail package in Ubuntu: Confirmed Status in libreoffice package in Ubuntu: Confirmed Bug description: LO can't send email: LibreOffice was unable to find a working email configuration. I'm pretty sure this is an apparmour profile problem since LO seems to want RW perms on something and AA seems not to want to give it. There lies the full extent on mu debugging expertise in this area. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: ubuntu-release-upgrader-core 1:20.04.25 ProcVersionSignature: Ubuntu 5.4.0-48.52-generic 5.4.60 Uname: Linux 5.4.0-48-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27.9 Architecture: amd64 CasperMD5CheckResult: skip CrashDB: ubuntu CurrentDesktop: KDE Date: Tue Oct 13 17:01:43 2020 InstallationDate: Installed on 2017-03-26 (1297 days ago) InstallationMedia: Kubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader Symptom: release-upgrade UpgradeStatus: Upgraded to focal on 2020-10-08 (4 days ago) VarLogDistupgradeXorgFixuplog: INFO:root:/usr/bin/do-release-upgrade running INFO:root:No xorg.conf, exiting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kmail/+bug/1899667/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

