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Questions tagged [validation]

Refers to the process of comparing the output of a program or tool to an established standard.

1
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1answer
195 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:/...
2
votes
1answer
235 views

IPDF epub validator error says “File 'OEBPS/toc.ncx' could not be found”

I'm stuck. IPDF validator error says "File 'OEBPS/toc.ncx' could not be found" but I have the file toc.ncx sitting in the OEBPS folder. Any ideas why the validator might not be recognizing it? If I ...
0
votes
2answers
343 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/...
2
votes
2answers
581 views

Adding images to manifest made them disappear from epub

My epub document has the following errors (one for each of the 18 images in the epub): ERROR(RSC-008): story.epub/OEBPS/09_02.xhtml(25,83): Referenced resource is not declared in the OPF manifest. ...
0
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1answer
781 views

I have two error messages that are affecting many of my ePub 3 files

I am stumped! I have two validation errors left to correct. Unfortunately, they impact many pages. 1.ERROR: epub9.epub/OEBPS/j83643-Flower-Fairy_-epubBody-1.xhtml(26,162): ‘OEBPS/image/...
3
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1answer
1k views

The value following “version” in the XML declaration must be a quoted string

The xml string is the same on all the pages (.xhtml files) Here is an example: <?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html> <html xmlns="http://www.w3.org/...
6
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1answer
74 views

What does FlightCrew's “Unable to find zip structure: End-of-central-directory” mean?

I am experimenting with building my own .epub files and try to validate them using FlightCrew. Currently it says my file is invalid because it is Unable to find zip structure: End-of-central-...
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2answers
494 views

How can I validate an epub file?

How can I formally validate the structure of an .epub file and check it for errors?
12
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2answers
319 views

What software should I use to write books, which can be exported to Lulu and CreateSpace?

I currently use PagePlus X6 to typeset books. It has the capability to export to .pdf files and .epub files. However, the generated files are being rejected by Lulu and CreateSpace. Is there an ...