I've captured a log where it doesn't fail. The difference is a single error message. In failing sessions there is an additional "Failed to configure CRTC..." which is not seen here:
xfce4-settings(displays): UPower lid event received (closed -> open). xfce4-settings(displays): Toggling internal output LVDS. xfce4-settings(displays): CRTC 79 assigned to LVDS. xfce4-settings(displays): CRTC 79, output list[0] -> 82. xfce4-settings(displays): LVDS will be re-enabled. xfce4-settings(displays): Normalized CRTC 79: size=1280x800, pos=0x0. xfce4-settings(displays): min_h = 200, min_w = 320, max_h = 4096, max_w = 4096, prev_h = 800, prev_w = 1280, prev_hmm = 211, prev_wmm = 338, h = 0, w = 0, hmm = 0, wmm = 0. xfce4-settings(displays): Configuring CRTC 79. xfce4-settings(displays): Applying changes to CRTC 79. xfce4-settings(displays): Applying CRTC 79 Transform: x=0.000000 y=0.000000, filter=bilinear. xfce4-settings(displays): Configuring CRTC 80. (xfsettingsd:7482): xfsettingsd-CRITICAL **: 14:49:59.549: Failed to apply display settings xfce4-settings(displays): RRScreenChangeNotify event received. xfce4-settings(displays): Refreshing RandR cache. xfce4-settings(displays): Detected CRTC 79. xfce4-settings(displays): Detected CRTC 80. xfce4-settings(displays): Detected output 82 LVDS. xfce4-settings(displays): Noutput: before = 1, after = 1. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1759950 Title: Lid-close suspend: blank screen when switching to user session To manage notifications about this bug go to: https://bugs.launchpad.net/light-locker/+bug/1759950/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
