If I enable layers.acceleration.force-enabled, the video usually stuck,but the audio is playing just fine.
---
ProblemType: Bug
AddonCompatCheckDisabled: False
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: laichiaheng 4541 F.... pulseaudio
/dev/snd/controlC1: laichiaheng 4541 F.... pulseaudio
BuildID: 20190128144255
Channel: Unavailable
CurrentDesktop: communitheme:ubuntu:GNOME
DistroRelease: Ubuntu 18.04
Extensions: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
IfupdownConfig:
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
InstallationDate: Installed on 2019-01-14 (26 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
IpRoute:
default via 192.168.1.1 dev enp3s0 proto dhcp metric 100
169.254.0.0/16 dev enp3s0 scope link metric 1000
192.168.1.0/24 dev enp3s0 proto kernel scope link src 192.168.1.104 metric 100
Locales: extensions.sqlite corrupt or missing
Package: firefox 65.0+build2-0ubuntu0.18.04.1
PackageArchitecture: amd64
PrefSources: prefs.js
Profiles: Profile0 (Default) - LastVersion=65.0/20190128144255 (In use)
RunningIncompatibleAddons: False
Tags: bionic third-party-packages
Themes: extensions.sqlite corrupt or missing
Uname: Linux 4.20.7-042007-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 08/25/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V1.10
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: H97 GAMING 3 (MS-7918)
dmi.board.vendor: MSI
dmi.board.version: 1.0
dmi.chassis.asset.tag: To be filled by O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV1.10:bd08/25/2015:svnMSI:pnMS-7918:pvr1.0:rvnMSI:rnH97GAMING3(MS-7918):rvr1.0:cvnMSI:ct3:cvr1.0:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: MS-7918
dmi.product.sku: To be filled by O.E.M.
dmi.product.version: 1.0
dmi.sys.vendor: MSI
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