thx Jean - that was, what I saw.. didn't find it this time.
|\version "2.24.2" \relative c'' { << \new Staff \new Voice { \time 3/8 d4. \breathe \grace s8 d8 d d d4. \breathe d8 d d } \new Staff { \time 3/8 d4. \breathe \appoggiatura e8(d) d d d4. \breathe d8 d d } >> } |See this section of the documentation <https://lilypond.org/doc/v2.24/Documentation/notation/special-rhythmic-concerns.html#grace-notes>, section “Known issues and warnings”.Best, Jean
