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Old 06-02-2020, 04:12 PM   #1821
droopy
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Posts: 834
Karma: 2912460
Join Date: Apr 2009
Device: Kobo Forma
Quote:
Originally Posted by droopy View Post
Why do Kobos freeze?
Quote:
Originally Posted by compurandom View Post
  • poorly constructed or malformed epubs
  • epubs with crashy javascript in them (!!)
  • epubs with extremely large elements, like a huge TOC
  • other epub problems that might cause the kobo to run out of ram
  • crashing aging hardware
  • corrupted database, frequently caused by unplugging USB during a database update

I think the huge TOC issue may have been fixed or at least mostly mitigated in a firmware update within the last 4 months.
1a. What's the fastest/easiest/recommended/best/automatic way of figuring out which epubs are poorly constructed or malformed?
1b. What's the easiest/fastest/best/automated way to fix a poorly constructed or malformed epub?

2. I assume that javascripts in epubs are useless, yes? Epubs are static documents and javascripts are dynamic stuff that are not supposed to be in epubs/ebooks in the first place, right? If these things are true:
2a. What's the fastest/easiest/recommended/best/automatic way of figuring out which epubs have javascript in them?
2b. What's the fastest/best/easiest way of removing (automatically, preferably) javascripts from all epubs?

Last edited by droopy; 06-02-2020 at 04:15 PM.
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