Kieren you wrote Sunday, October 19, 2014 6:13 PM
> However, I think there’s still a problem, the one David K alluded to (but
> never actually described) earlier in this thread:
>
> \version "2.18.2"
>
> pageBreaksOff = \override Score.NonMusicalPaperColumn.page-break-permission =
> ##f
> pageBreaksOn = \override Score.NonMusicalPaperColumn.page-break-permission =
> #'allow
> lineBreaksOff = \override Score.NonMusicalPaperColumn.line-break-permission =
> ##f
> lineBreaksOn = \override Score.NonMusicalPaperColumn.line-break-permission =
> #'allow
> breaksOff = { \lineBreaksOff \pageBreaksOff }
> breaksOn = { \lineBreaksOn \pageBreaksOn }
>
> \displayLilyMusic \breaksOff
> \displayLilyMusic \breaksOn
>
> gives
>
> programming error: system with empty extent
> continuing, cross fingers
> programming error: system with empty extent
> continuing, cross fingers
That's because the commands must be within a score block to work correctly.
I've written the docs to indicate that.
This works fine:
\score {
{
\displayLilyMusic \breaksOff
\displayLilyMusic \breaksOn
}
}
Trevor
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