See http://musicbrainz.1054305.n4.nabble.com/AcoustIDs-not-shown-on-Fingerprints-tab-on-French-and-Dutch-translations-td4668772.html

The strings produce things like noformat $('#acoustids').after('<p>Cet enregistrement n'a aucun AcoustID associé.<\/p>'); noformat which then causes a JS error because of the apostrophe.