Public bug reported: On the Raspberry Pi 400 the Night Light mode for the display seems to have no effect. The display remains the same bright colour even when the night light filter is enabled.
ProblemType: Bug DistroRelease: Ubuntu 20.10 Package: xorg 1:7.7+19ubuntu15 ProcVersionSignature: Ubuntu 5.8.0-1016.19-raspi 5.8.18 Uname: Linux 5.8.0-1016-raspi aarch64 ApportVersion: 2.20.11-0ubuntu50.5 Architecture: arm64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: skip CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Sat Mar 6 20:02:05 2021 DistUpgraded: Fresh install DistroCodename: groovy DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: ImageMediaBuild: 20201022 Lspci-vt: -[0000:00]---00.0-[01]----00.0 VIA Technologies, Inc. VL805 USB 3.0 Host Controller ProcEnviron: LANGUAGE=en_CA:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_CA.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1680x1050M@60 smsc95xx.macaddr=DC:A6:32:E5:00:72 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=tty1 root=LABEL=writable rootfstype=ext4 elevator=deadline rootwait fixrtc quiet splash RebootRequiredPkgs: gnome-shell SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) acpidump: version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.102-1ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.10.1 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1 ** Affects: ubuntu Importance: Undecided Status: New ** Tags: apport-bug arm64 groovy ubuntu -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1918029 Title: Pi400 Night Light To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1918029/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs