Public bug reported:
1) LSB Version:
core-11.1.0ubuntu2-noarch:printing-11.1.0ubuntu2-noarch:security-11.1.0ubuntu2-noarch
2) calibre:
Installed: 4.99.4+dfsg+really4.12.0-1build1
Candidate: 4.99.4+dfsg+really4.12.0-1build1
Version table:
*** 4.99.4+dfsg+really4.12.0-1build1 500
500 http://mx.archive.ubuntu.com/ubuntu focal/universe amd64 Packages
500 http://mx.archive.ubuntu.com/ubuntu focal/universe i386 Packages
100 /var/lib/dpkg/status
3) Hi, newbie here, thanks for the help. Calibre ebook viewer doesn't
open and no message is displayed. Books in formats not selected to be
opened by viewer open fine in document viewer. Run in debug, the report
is at the end (5).
4)Nothing happened.
5) Calibre Debug log
calibre 4.99.4 embedded-python: False is64bit: True
Linux-5.4.0-37-generic-x86_64-with-glibc2.29 Linux ('64bit', 'ELF')
('Linux', '5.4.0-37-generic', '#41-Ubuntu SMP Wed Jun 3 18:57:02 UTC 2020')
Python 3.8.2
Interface language: en_GB
calibre 4.99.4 embedded-python: False is64bit: True
Linux-5.4.0-37-generic-x86_64-with-glibc2.29 Linux ('64bit', 'ELF')
('Linux', '5.4.0-37-generic', '#41-Ubuntu SMP Wed Jun 3 18:57:02 UTC 2020')
Python 3.8.2
Interface language: en_GB
Turning on automatic hidpi scaling
devicePixelRatio: 1.0
logicalDpi: 96.0 x 96.0
physicalDpi: 141.7674418604651 x 141.4020618556701
Using calibre Qt style: True
[0.00] Starting up...
[0.00] Showing splash screen...
[0.04] splash screen shown
[0.04] Initializing db...
[0.05] db initialized
[0.05] Constructing main UI...
Looking for desktop notifier support from: org.freedesktop.Notifications
org.freedesktop.Notifications found in 0.0 seconds
[0.64] main UI initialized...
[0.64] Hiding splash screen
WebEngineContext used before QtWebEngine::initialize() or OpenGL context
creation failed.
Failed to create OpenGL context for format QSurfaceFormat(version 2.0, options
QFlags<QSurfaceFormat::FormatOption>(), depthBufferSize 24, redBufferSize -1,
greenBufferSize -1, blueBufferSize -1, alphaBufferSize -1, stencilBufferSize 8,
samples 0, swapBehavior QSurfaceFormat::DefaultSwapBehavior, swapInterval 1,
colorSpace QSurfaceFormat::DefaultColorSpace, profile
QSurfaceFormat::NoProfile)
[40.10] splash screen hidden
[40.10] Started up in 40.10 seconds with 159 books
Worker Launch took: 0.10670876502990723
6) Context: I had been having issues with the Epson printer (printed
blank pages) and was fiddling in the /etc/apt/source.list and apt-get
upgrade some things. The printer now works fine if you were wondering
hehe.
Thanks
** Affects: calibre (Ubuntu)
Importance: Undecided
Status: New
--
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Bugsquad, which is subscribed to calibre in Ubuntu.
https://bugs.launchpad.net/bugs/1885348
Title:
Calibre eBook Viewer doesn't open in Ubuntu 20.04 LTS
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1885348/+subscriptions
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