Issue 1619 in lilypond: Incorrect beam/stem

[lilypond]

Status: Accepted
Owner: ----
Labels: Type-Defect Priority-Critical Regression

New issue 1619 by address@hidden: Incorrect beam/stem
http://code.google.com/p/lilypond/issues/detail?id=1619

Reported by Nivk Payne:

This extract from a Bach piece shows bad beaming:

\version "2.13.60"
\language "english"

\relative c' {
     \time 3/4
     cs16 a'' a fs fs ef ef c c a fs( d) |
}

LilyPond reports:

programming error: No viable beam quanting found.  Using unquanted y value.
continuing, cross fingers
D:/Music/LilyPondDev/BugSquad/Beaming21360.ly:6:5: warning: weird stem  
size, check for narrow beams

     cs16 a'' a fs fs ef ef c c a fs( d) |

Output is fine with 2.13.59

Attachments:
        Beaming21360.png  4.4 KB