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EPUBCheck · Package document (OPF)

OPF-049

Updated:

EPUBCheck OPF-049 is an error message: “Item id "…" was not found in the manifest.” Something refers to a manifest id that does not exist, for example a spine itemref idref or the spine's toc attribute.

The official message

Item id "%1$s" was not found in the manifest.

Default severity
Error. The EPUB breaks a rule of the specification and is invalid. Stores and Send to Kindle may reject it, and EPUBCheck exits with status 1.
EPUBCheck version
5.4.0

%1$s, %2$s… are filled in with the file, value or element EPUBCheck found.

Typical causes

  • A manifest item that was removed or renamed while the spine still refers to it.

How to fix it

  • Correct the reference to an existing id, or add the missing manifest item.

Terms used here

Other OPF messages

  • OPF-048 Package tag is missing its required unique-identifier attribute and value.
  • OPF-050 TOC attribute references resource with non-NCX mime type; "application/x-dtbncx+xml" is expected.
  • OPF-053 Date value "…" does not follow recommended syntax as per http://www.w3.org/TR/NOTE-datetime:….
  • OPF-054 Date value "…" is not valid as per http://www.w3.org/TR/NOTE-datetime:….
  • OPF-043 Spine item with non-standard media-type "…" has no fallback.

Message text and severity from EPUBCheck 5.4.0 (W3C, BSD-3-Clause). Explanation by EPUBLab.

FAQ

What does EPUBCheck OPF-049 mean?

EPUBCheck OPF-049 is an error message: “Item id "…" was not found in the manifest.” Something refers to a manifest id that does not exist, for example a spine itemref idref or the spine's toc attribute.

Is OPF-049 an error?

OPF-049 is reported as error by default. The EPUB breaks a rule of the specification and is invalid. Stores and Send to Kindle may reject it, and EPUBCheck exits with status 1.