Validation issue when adding a multipolygon to building relation

[hubaishan]

Validation issue when I add a mutipolygon relation to "building" relation as "part"
role "part" in building relation must accept any area : closed ways or multipolygon relations

[skyper]

Thanks for your report, however your ticket is incomplete and therefore not helpful in its current form.

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[Klumbumbus]

also the preset uses the deprecated roles entrance and level_n
​https://wiki.openstreetmap.org/wiki/Relation:building

[Klumbumbus]

In 17943/josm:

fix #21048 - Allow multipolygons as inner part of building relations with role part; remove the roles entrance and level_n (deprecated tagging schema), this automatically adds warnings for both roles ("...is not among expected values...")

[Klumbumbus]

In 17945/josm:

see #21048 - Fix unit test

[Klumbumbus]

In 17946/josm:

see #21048 - Fix unit test again