1) I make "element" active
2) using the "razor" tool I draw several areas
3) I press the "trim" function (40508)
4) I expect all allocated places to remain, and unallocated ones to be removed.
5) but only remains only the first selected area in this "item", the remaining areas are deleted
correct link
https://disk.yandex.by/i/VBp_Q_7X1dPh1Q