[Pressing 'reply-all' in my e-mail program converted 'bug-lilypond@gnu.org' into a strange address, thus resending.]
> In dense chord clusters, ties sometimes fail to keep at least one
> staff space away from each other.
>
> \version "2.24.2"
> \relative {
> \override Score.SpacingSpanner.shortest-duration-space = #3
> <e' f g a b c>~ q
> }
Looks like a variant of issue #2368
https://gitlab.com/lilypond/lilypond/-/issues/2368
Werner
