All reports of doc-base-file-no-index for the archive. The extended description of this tag is:

Format sections in doc-base control files for HTML or Info documents must contain an Index field specifying the starting document for the documentation. Even if the documentation is a single file, this field must be present.

Refer to Debian doc-base Manual section (Format sections) for details.

Severity: important, Certainty: certain

Check: menus, Type: binary

This tag has not been emitted in any package tested by Lintian.