Example below demonstrates (a couple of bars taken from Bach's
chaconne). This problem did not exist in versions prior to 2.13.60:
%=============================
\version "2.13.60"
\language "english"
\relative c' {
\time 3/4
\key d \minor
\stemUp
d,16 bf''' bf gs gs f f d d b gs e |
\stemDown cs a'' a fs fs ef ef c \stemUp c a fs( d) |
}
%=============================
The console log contains
Drawing systems...
programming error: No viable beam quanting found. Using unquanted y
value.
continuing, cross fingers
/home/nick/lilypond/examples/test.ly:9:18: warning: weird stem size,
check for narrow beams
\stemDown
cs a'' a fs fs ef ef c \stemUp c a fs( d) |
programming error: No viable beam quanting found. Using unquanted y
value.
continuing, cross fingers
/home/nick/lilypond/examples/test.ly:9:39: warning: weird stem size,
check for narrow beams
\stemDown cs a'' a fs fs ef ef
c \stemUp c a fs( d) |
And the output looks like