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Old 05-03-2020, 03:17 PM   #23
Hakarune
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Hakarune began at the beginning.
 
Posts: 17
Karma: 10
Join Date: Dec 2016
Device: Kobo H20
Quote:
Originally Posted by gbm View Post
It is not a calibre bug, but a QT bug/blacklist.
I have no problem running calibre 4.14 on my windows tablet with an Atom Z3735F processor and Intel HD Graphics for Intel Atom Processor Z3700 Series.

All I can recommend at this time is to use the AMD Cleanup Utility to completely remove your drivers and then reinstall them.


For my system using:
Linux Mint 19.3 Cinnamon
Intel© Core™ i5-3470S
Radeon R5 430
bernie
Quote:
Originally Posted by kovidgoyal View Post
Since this is a Qt WebEngine issue, if you dont disable it system wide, then no Qt webengine based program will work. So I dont know what you are complaining about. Not to mention that you dont actually need to set the environment variable system wide, you can use a bat script to set it and launch calibre.

Issue has been resolved. The bug is not QT related and is something to do with upgrading from 3 to 4. Something is not removed or deleted and was causing the crash issues. Following the advice of @BetterRed to completely kill all Calibre info on the machine and install 4.x after was the resolution. Now everything is working as it should be (though the new epub reader is kind of slow loading compared to previous versions of Calibre).

P.S.
Given that the bug is related to Calibre and you may want to undelete the bug report I submitted and link the solution to this forum thread for anyone else that may encounter the issue.

Last edited by Hakarune; 05-07-2020 at 01:34 AM.
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