Removed Firefox profile, problem disappeared.
Changed status to invalid.
** Changed in: firefox (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1893674
Title:
Firefox black screen blinking on kindle cloud reader
Status in firefox package in Ubuntu:
Invalid
Bug description:
Open kindle cloud reader, instead my book i see a blinking black screen as in
attachment.
The problem does not happen on same PC, different partition running Ubuntu
20.10 at same maintenance level but installed from an older ISO
corrado@corrado-n3-gg-0826:~$ inxi -Fx
System: Host: corrado-n3-gg-0826 Kernel: 5.4.0-42-generic x86_64 bits: 64
compiler: gcc v: 9.3.0 Desktop: N/A
Distro: Ubuntu 20.10 (Groovy Gorilla)
Machine: Type: Laptop System: Dell product: Inspiron 3793 v: N/A serial:
<superuser/root required>
Mobo: Dell model: 0C1PF2 v: A00 serial: <superuser/root required>
UEFI: Dell v: 1.5.0 date: 12/17/2019
Battery: ID-1: BAT0 charge: 34.3 Wh condition: 37.1/42.0 Wh (88%) model:
SWD-ATL3.618 DELL WJPC403
status: Discharging
CPU: Info: Quad Core model: Intel Core i5-1035G1 bits: 64 type: MT MCP
arch: Ice Lake rev: 5 L2 cache: 6144 KiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
bogomips: 19046
Speed: 2545 MHz min/max: 400/3600 MHz Core speeds (MHz): 1: 2819
2: 1115 3: 1142 4: 2527 5: 2577 6: 2706
7: 2036 8: 2047
Graphics: Device-1: Intel Iris Plus Graphics G1 vendor: Dell driver: i915 v:
kernel bus ID: 00:02.0
Device-2: Realtek Integrated_Webcam_HD type: USB driver: uvcvideo
bus ID: 1-6:3
Display: x11 server: X.Org 1.20.8 driver: modesetting unloaded:
fbdev,vesa resolution: 1920x1080~60Hz
OpenGL: renderer: Mesa Intel UHD Graphics (ICL GT1) v: 4.6 Mesa
20.1.5 direct render: Yes
Audio: Device-1: Intel Smart Sound Audio vendor: Dell driver:
snd_hda_intel v: kernel bus ID: 00:1f.3
Sound Server: ALSA v: k5.4.0-42-generic
Network: Device-1: Realtek RTL810xE PCI Express Fast Ethernet vendor: Dell
driver: r8169 v: kernel port: 3000
bus ID: 01:00.0
IF: enp1s0 state: down mac: 98:e7:43:59:19:19
Device-2: Qualcomm Atheros QCA9377 802.11ac Wireless Network
Adapter vendor: Dell driver: ath10k_pci
v: kernel port: 3000 bus ID: 02:00.0
IF: wlp2s0 state: up mac: d8:12:65:b8:21:b9
Device-3: Qualcomm Atheros type: USB driver: btusb bus ID: 1-10:4
Drives: Local Storage: total: 476.94 GiB used: 8.54 GiB (1.8%)
ID-1: /dev/nvme0n1 vendor: Toshiba model: KBG40ZNS512G NVMe KIOXIA
512GB size: 476.94 GiB
Partition: ID-1: / size: 31.25 GiB used: 8.49 GiB (27.2%) fs: ext4 dev:
/dev/nvme0n1p3
Swap: ID-1: swap-1 type: partition size: 8.00 GiB used: 0 KiB (0.0%)
dev: /dev/nvme0n1p2
Sensors: System Temperatures: cpu: 57.0 C mobo: N/A
Fan Speeds (RPM): cpu: 0
Info: Processes: 234 Uptime: 26m Memory: 7.55 GiB used: 1.49 GiB (19.7%)
Init: systemd runlevel: 5 Compilers:
gcc: N/A Packages: 1810 Shell: Bash v: 5.0.17 inxi: 3.1.06
corrado@corrado-n3-gg-0826:~$ apt policy firefox
firefox:
Installed: 78.0.1+build1-0ubuntu1
Candidate: 78.0.1+build1-0ubuntu1
Version table:
*** 78.0.1+build1-0ubuntu1 500
500 http://archive.ubuntu.com/ubuntu groovy/main amd64 Packages
100 /var/lib/dpkg/status
corrado@corrado-n3-gg-0826:~$
ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: firefox 78.0.1+build1-0ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-42.46-generic 5.4.44
Uname: Linux 5.4.0-42-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.20.11-0ubuntu45
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: corrado 1339 F.... pulseaudio
BuildID: 20200630195452
CasperMD5CheckResult: skip
Channel: Unavailable
CurrentDesktop: ubuntu:GNOME
Date: Mon Aug 31 18:09:08 2020
DefaultProfileExtensions: extensions.sqlite corrupt or missing
DefaultProfileIncompatibleExtensions: Unavailable (corrupt or non-existant
compatibility.ini or extensions.sqlite)
DefaultProfileLocales: extensions.sqlite corrupt or missing
DefaultProfilePrefErrors: Unexpected character ',' before close parenthesis @
/usr/lib/firefox/omni.ja:greprefs.js:730
DefaultProfileThemes: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
InstallationDate: Installed on 2020-08-28 (3 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Alpha amd64 (20200826)
IpRoute:
default via 192.168.43.1 dev wlp2s0 proto dhcp metric 600
169.254.0.0/16 dev wlp2s0 scope link metric 1000
192.168.43.0/24 dev wlp2s0 proto kernel scope link src 192.168.43.222 metric
600
Profile0Extensions: extensions.sqlite corrupt or missing
Profile0IncompatibleExtensions: Unavailable (corrupt or non-existant
compatibility.ini or extensions.sqlite)
Profile0Locales: extensions.sqlite corrupt or missing
Profile0PrefErrors: Unexpected character ',' before close parenthesis @
/usr/lib/firefox/omni.ja:greprefs.js:730
Profile0PrefSources: prefs.js
Profile0Themes: extensions.sqlite corrupt or missing
Profiles:
Profile1 (Default) - LastVersion=None/None (Out of date)
Profile0 - LastVersion=78.0.1/20200630195452 (In use)
RunningIncompatibleAddons: False
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/17/2019
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.5.0
dmi.board.name: 0C1PF2
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.5.0:bd12/17/2019:svnDellInc.:pnInspiron3793:pvr:rvnDellInc.:rn0C1PF2:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Inspiron
dmi.product.name: Inspiron 3793
dmi.product.sku: 097A
dmi.sys.vendor: Dell Inc.
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