build fails while making documentation

[Ben Abbott]

Is anyone else see this?

/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:560:
 Cross reference to nonexistent node `Surface Group' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:558:
 Cross reference to nonexistent node `Stair Group' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:557:
 Cross reference to nonexistent node `Scatter Group' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:556:
 Cross reference to nonexistent node `Quiver Group' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:555:
 Cross reference to nonexistent node `Line Series' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:554:
 Cross reference to nonexistent node `Error Bar Series' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:553:
 Cross reference to nonexistent node `Contour Groups' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:552:
 Cross reference to nonexistent node `Bar Series' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:551:
 Cross reference to nonexistent node `Area Series' (perhaps incorrect 
sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:550:
 Cross reference to nonexistent node `Data Sources in Object Groups' (perhaps 
incorrect sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:415:
 Cross reference to nonexistent node `Manipulating the Load Path' (perhaps 
incorrect sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//octave.texi:305:
 Cross reference to nonexistent node `Escape Sequences in String Constants' 
(perhaps incorrect sectioning?).
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6606:
 warning: unreferenced node `Surface group'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6525:
 warning: unreferenced node `Stair group'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6485:
 warning: unreferenced node `Scatter group'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6427:
 warning: unreferenced node `Quiver group'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6393:
 warning: unreferenced node `Line series'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6351:
 warning: unreferenced node `Error bar series'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6273:
 warning: unreferenced node `Contour groups'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6217:
 warning: unreferenced node `Bar series'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6183:
 warning: unreferenced node `Area series'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//plot.texi:6133:
 warning: unreferenced node `Data sources in object groups'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//func.texi:988:
 warning: unreferenced node `Manipulating the load path'.
/Users/bpabbott/Development/mercurial/local_clone/doc/interpreter//strings.texi:69:
 warning: unreferenced node `Escape Sequences in string constants'.
makeinfo: Removing output file `octave.info' due to errors; use --force to 
preserve.
make[3]: *** [octave.info] Error 1
make[2]: *** [check-recursive] Error 1
make[1]: *** [check-recursive] Error 1
make: *** [check] Error 2

Ben