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Questions tagged [epubcheck]

EpubCheck is a tool to validate EPUB files.

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Expected ACC_001 (missing alt attribute) not being generated

I am using version 5.1.0, and I am using the --usage tag. I am intentionally taking out the alt attributes from tags and expecting to get ACC_001 errors. But I am not having the errors returned. I ...
AJ Treg's user avatar
1 vote
1 answer

Why does EPUBCheck report warnings and errors for ISO8601 date-time string?

While working on a PHP script that builds EPUB 3.0.1 content from external data, I encountered a situation where EPUBCheck complains about a valid ISO8601 date-time string in two places in the ...
Ray N. Franklin's user avatar
0 votes
2 answers

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 ...
Dan's user avatar
  • 21
2 votes
1 answer

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 ...
Christos Hayward's user avatar
3 votes
0 answers

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
1 vote
1 answer

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:/...
Christos Hayward's user avatar
0 votes
2 answers

CSS error in EPUB

Epubcheck reports an error for a paragraph like: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" ""> <html xmlns="
Paulb's user avatar
  • 185
3 votes
2 answers

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 ...
zuddsy's user avatar
  • 131
1 vote
1 answer

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: ...
Prabhu's user avatar
  • 11
6 votes
1 answer

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/ ...
Matthew Dunlop's user avatar
16 votes
6 answers

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
8 votes
3 answers

How to run EpubCheck on Windows?

How to run EpubCheck on Windows and verify ePub erros without uploading to
Allan Veloso's user avatar