[Bug 2065250] Re: My external Diplay Flickers

Balaji, please try reducing the screen resolution and/or refresh rate.

** Changed in: linux (Ubuntu)
Status: New => Incomplete

** Tags added: flicker

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Title:
My external Diplay Flickers

Status in linux package in Ubuntu:
Incomplete

Bug description:
I connected a Samsung external monitor to my laptop which runs on
Ubuntu 24.04 with intel Iris graphics, the external monitor flickers
continuously.

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: xorg 1:7.7+23ubuntu3
ProcVersionSignature: Ubuntu 6.8.0-31.31-generic 6.8.1
Uname: Linux 6.8.0-31-generic x86_64
ApportVersion: 2.28.1-0ubuntu2
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: pass
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Thu May 9 10:48:41 2024
DistUpgraded: Fresh install
DistroCodename: noble
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
Intel Corporation Alder Lake-UP3 GT2 [Iris Xe Graphics] [8086:46a8] (rev 0c) (prog-if 00 [VGA controller])
Subsystem: Lenovo Alder Lake-UP3 GT2 [Iris Xe Graphics] [17aa:50a6]
InstallationDate: Installed on 2024-05-06 (3 days ago)
InstallationMedia: Ubuntu 24.04 LTS "Noble Numbat" - Release amd64 (20240424)
MachineType: LENOVO 21B4S2L718
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-31-generic root=UUID=a74f0381-c0e0-4163-ae5a-6aa2f5cfa36b ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/23/2024
dmi.bios.release: 1.23
dmi.bios.vendor: LENOVO
dmi.bios.version: R1UET46W (1.23 )
dmi.board.asset.tag: Not Available
dmi.board.name: 21B4S2L718
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76530 WIN
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.14
dmi.modalias: dmi:bvnLENOVO:bvrR1UET46W(1.23):bd02/23/2024:br1.23:efr1.14:svnLENOVO:pn21B4S2L718:pvrThinkPadL13Gen3:rvnLENOVO:rn21B4S2L718:rvrSDK0T76530WIN:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21B4_BU_Think_FM_ThinkPadL13Gen3:
dmi.product.family: ThinkPad L13 Gen 3
dmi.product.name: 21B4S2L718
dmi.product.sku: LENOVO_MT_21B4_BU_Think_FM_ThinkPad L13 Gen 3
dmi.product.version: ThinkPad L13 Gen 3
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.120-2build1
version.libgl1-mesa-dri: libgl1-mesa-dri 24.0.5-1ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:21.1.12-1ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:22.0.0-1build1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20210115-1build1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-2build1

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