critial \relative failure on OSX 10.4.2 and 2.6.4-1

[Graham Percival]

Using 2.6.4-1.dmg on OSX 10.4.2, trying this file:

\relative {
  c d e f g a b c
}

Without the \relative, it works.  With \relative, it fails with this message:

GNU LilyPond 2.6.4
...
Interpreting music...
[/Users/students/Desktop/LilyPond.app//Contents/Resources/share/lilypond/current/fonts/otf/emmentaler-20.otf][3]
elapsed time: 0.03 seconds
Element count 11 (spanners 3)
Preprocessing graphical objects...
Grob count 21
Calculating line breaks...
Global shortest duration is 3/16
[century_schoolbook_l__3.0673828125]
Optimal demerits: 16.796489
Element count 21.[
programming error: system with zero extent0]
Calculating page breaks...[century_schoolbook_l__3.865234375]
programming error: Improbable offset for stencil: inf staff space
Setting to zero.
continuing, cross fingers
Layout output to
`foobuz.ps'...[/Users/students/Desktop/LilyPond.app//Contents/Resources/share/lilypond/current/fonts/type1//c059013l.pfb][/Users/students/Desktop/LilyPond.app//Contents/Resources/share/lilypond/current/ps/music-drawing-routines.ps][/Users/students/Desktop/LilyPond.app//Contents/Resources/share/lilypond/current/ps/lilyponddefs.ps]
Converting to `foobuz.pdf'...
Invoking `gs   -dSAFER  -dCompatibilityLevel=1.4  -sPAPERSIZE="a4"
-dNOPAUSE -dBATCH -r1200  -sDEVICE=pdfwrite -sOutputFile="foobuz.pdf"
-c .setpdfwrite -f "foobuz.ps"'...ESP Ghostscript 815.00 (2005-04-20)
Copyright (C) 2004 artofcode LLC, Benicia, CA.  All rights reserved.
This software comes with NO WARRANTY: see the file PUBLIC for details.
WARNING: /Unicode /Decoding resource is not accessible but it is
useful for generating ToUnicode CMap.
]


HTH,
- Graham