Thread: Aura ONE Strange behaviour
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Old 05-01-2020, 10:37 PM   #15
davidfor
Grand Sorcerer
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Posts: 24,905
Karma: 47303824
Join Date: Jul 2011
Location: Sydney, Australia
Device: Kobo:Touch,Glo, AuraH2O, GloHD,AuraONE, ClaraHD, Libra H2O; tolinoepos
Quote:
Originally Posted by Lusephur View Post
Anyway, onto the point, when I put my device to sleep, (book covers full size, info panel on screen) a weird behavior occasionally happens. The screen blinks, and refreshes in six regions. (picture the screen divided three across by two) with a blink occurring at the top left panel first, then bottom left, middle top, middle bottom, right top, right bottom.
I have actually discussed this with Kobo at some time. The response was:

Quote:
that segment draw happens when the image is sinking too much power. it trips a low level event and the panel will refresh itself in 4 or 6 quadrants
And the particular cover that was part of the discussion was one of the almost all yellow covers used by Gateway. The cover the device generated was a lot of small dots to produce grey. Sending the cover from calibre solved it. And I think I also fiddled with the cover in the book in some way to
Quote:
Now, normally, i wouldn't mind this but after this behavior starts the database starts to become corrupt.
The problems shouldn't be connected. But, it could be memory issues helping to trigger the cover display, and that could cause issues elsewhere. Or a rogue background process using power triggering both. If it is something like this, then rebooting the device might prevent further problems. Hopefully it isn't the storage in the Aura ONE failing. If this was a device with an internal SD card, I'd be suggesting that you replace the card.

Otherwise, I'm with @NiLuJe for database corruptions. I rarely see them. And I can generally track them to something I did.
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