# EPUBCheck OPF-099: The manifest must not list the package…

Source: https://epublab.com/epubcheck/opf-099/ (updated 2026-11-03)

EPUBCheck OPF-099 is an error message: “The manifest must not list the package document.” The manifest lists the package document itself, which is not allowed.

- Official message (EPUBCheck 5.4.0): The manifest must not list the package document.
- Default severity: Error

## Typical causes

- Tools that add every file in the folder to the manifest, the .opf included.

## How to fix it

- Delete the manifest item that points to the .opf file.

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