@flocculant Thanks for looking into this. I spoke with pitti about this and we correctly identified the issue being related to the session switch to system user units. For now, we'll roll back the session changes.
Affected packages: xfce4-session, xubuntu-default-settings ** Also affects: xubuntu-default-settings (Ubuntu) Importance: Undecided Status: New ** Also affects: xfce4-session (Ubuntu) Importance: Undecided Status: New ** Changed in: xfce4-session (Ubuntu) Assignee: (unassigned) => Sean Davis (bluesabre) ** Changed in: xfce4-session (Ubuntu) Status: New => In Progress ** Changed in: xubuntu-default-settings (Ubuntu) Assignee: (unassigned) => Sean Davis (bluesabre) ** Changed in: xubuntu-default-settings (Ubuntu) Status: New => In Progress -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/1622303 Title: Fails to unlock/ resumes to black screen Status in light-locker package in Ubuntu: Confirmed Status in lightdm package in Ubuntu: New Status in lightdm-gtk-greeter package in Ubuntu: New Status in xfce4-session package in Ubuntu: In Progress Status in xubuntu-default-settings package in Ubuntu: In Progress Bug description: Lock screen (or suspend) System allows for password to unlock No desktop shown after unlocking ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: xfce4-power-manager 1.4.4-4ubuntu2 ProcVersionSignature: Ubuntu 4.4.0-9136.55-generic 4.4.16 Uname: Linux 4.4.0-9136-generic x86_64 ApportVersion: 2.20.3-0ubuntu7 Architecture: amd64 CurrentDesktop: XFCE Date: Sun Sep 11 10:04:39 2016 InstallationDate: Installed on 2016-06-11 (91 days ago) InstallationMedia: Xubuntu 16.10 "Yakkety Yak" - Alpha amd64 (20160611) SourcePackage: xfce4-power-manager UpgradeStatus: No upgrade log present (probably fresh install) --- ApportVersion: 2.20.3-0ubuntu7 Architecture: amd64 CurrentDesktop: XFCE DistroRelease: Ubuntu 16.10 InstallationDate: Installed on 2016-06-11 (95 days ago) InstallationMedia: Xubuntu 16.10 "Yakkety Yak" - Alpha amd64 (20160611) Package: light-locker 1.7.0-2ubuntu1 PackageArchitecture: amd64 ProcVersionSignature: Ubuntu 4.4.0-9136.55-generic 4.4.16 Tags: yakkety Uname: Linux 4.4.0-9136-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip libvirt lpadmin plugdev sambashare sudo _MarkForUpload: True To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/light-locker/+bug/1622303/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp