literal error vs erratum

literal error and erratum both are nouns.

Word	Noun	Adjective	Verb	Adverb
literal error	Yes	No	No	No
erratum	Yes	No	No	No

As nouns, literal error and erratum are synonyms defined as:

literal error and erratum: a mistake in printed matter resulting from mechanical failures of some kind

Other synonyms of literal error include literal, misprint, typo, typographical error.

literal error (noun)	erratum (noun)
a mistake in printed matter resulting from mechanical failures of some kind	a mistake in printed matter resulting from mechanical failures of some kind