I've added some Dutch overviews the last couple of months, which all got added and show up in my account/changes section as "NL" and in the API.

Except for The Peanuts Move (ID=227973), which suddenly shows up there as a "nl-NL" change and is the only translation I cannot get via the API:

This returns overview as NULL: http://api.tmdb.org/3/movie/227973?language=nl&api_key=XXX http://api.tmdb.org/3/movie/227973?language=nl-NL&api_key=XXX

While these return the overview translated just fine: http://api.tmdb.org/3/movie/227973?language=en&api_key=XXX http://api.tmdb.org/3/movie/227973?language=zh&api_key=XXXhttps://www.themoviedb.org/talk/56de09b59251415b390001f2 http://api.tmdb.org/3/movie/227973?language=ru&api_key=XXX http://api.tmdb.org/3/movie/227973?language=sv&api_key=XXX etc

I've added it 2+ days ago, so it should be in the API cache.

Any ideas?