Error *RecentAdded

[MusikBaum]

* RecentAdded works in one instance. This has the following entries in indexTags:
Artist, Date, Genre, All Artists, Composer, *RecentPlayed, *RecentAdded,

A non-functioning instance has these entries, for example:
Composersort:Komponist, group:Werk,Anzahl,INSTRUMENTE:Instrumente, Soloist:Solist N, Conductorsort:Dirigent, ensemble:Ensemble, Lyricistsort:TextAutor, -work_year:Entst_zeit, Soloists:Solist V,-createdate:ErstDatum, Genre, period:Periode, #AudioData:Music Info, releasetime:Aufn_Dat, publishert, *RecentPlayed