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Questions tagged [epubcheck]

EpubCheck is a tool to validate EPUB files.

0
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1answer
43 views

EpubCheck in Calibre gives errors with epub:type and aside

I get these two errors: ERROR(RSC-005): Error while parsing file 'attribute "epub:type" not allowed here; ERROR(RSC-005): Error while parsing file 'element "aside" not allowed anywhere; How can I ...
2
votes
1answer
116 views

What tag use is expected in an ePub toc.xhtml?

I asked a similar question at What do I need my (ePub) toc.ncx to have?, but thought to create a different question about what to do for a toc.xhtml file. The error I am getting when I try to ...
3
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0answers
212 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....
1
vote
1answer
250 views

ePub validator is giving me errors. How can I address these reported errors?

I am working a "Christmas tree packet" version of a kind of (version 3.0) ePub I am working on, and I would like help understanding the results. This ePub includes images, and is available from https:/...
0
votes
2answers
385 views

CSS error in EPUB

Epubcheck reports an error for a paragraph like: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <html xmlns="http://www.w3.org/1999/...
3
votes
2answers
521 views

The mimetype file has an extra field of length n. The use of the extra field feature of the ZIP format is not permitted for the mimetype file

I am using the C# library DotNetZip (Ionic.Zip and Ionic.Zlib) to generate an ebook from a directory. Directory looks like this: BookName | |___content/ | images/ | css/ | (html ...
1
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1answer
150 views

How can we validate an ePub3 file in Windows 8 system [duplicate]

We have validate an ePub files in the epubcheck-3.0.1 version in windows 8.1 system, and we received below error message in the epub files. could you please help for us? ERROR: 9088098774672.epub: ...
6
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1answer
405 views

Can an ePub 2.0 contain multiple .opf files?

I've received an ePub with the following structure: Abstract Container: META-INF/ container.xml varience.txt OEBPS/ content.opf Great Expectations.opf cover.html chapters/ ...
10
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3answers
5k views

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?
8
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3answers
3k views

How to run EpubCheck on Windows?

How to run EpubCheck on Windows and verify ePub erros without uploading to validator.idpf.org?