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Questions tagged [epubcheck]

EpubCheck is a tool to validate EPUB files.

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16 votes
6 answers
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epubcheck error: mimetype entry missing or not the first in archive

I have an ePub that returns "mimetype entry missing or not the first in archive" error in epubcheck, even though the mimetype file is correctly placed. How to fix that?
Allan Veloso's user avatar
3 votes
0 answers
1k views

What do I need my (ePub) toc.ncx to have?

I am trying to figure out an appropriate toc.ncx that EpubCheck will recognize as correct. Right now I have: <?xml version="1.0" encoding="utf-8"?> <ncx version="2005-1" xmlns="http://www....
Christos Hayward's user avatar