Error in plot.aov() (PR#356)

[Peter Dalgaard BSA]

Prof Brian D Ripley <ripley@stats.ox.ac.uk> writes:

> > > plot(xx.aov)
> > Hit <Return> to see next plot: 
> > Hit <Return> to see next plot: 
> > Hit <Return> to see next plot: 
> > Error in as.name(ylab23) : invalid type/length (1/0) in vector allocation
> 
> Interesting. There is no plot.aov on my system: this is using plot.lm.  
> And I get no error.  It could be random, except this has nothing to do with
> the data, only the labelling.
> 
> The error message means that ylab23 in NULL. I don't see how that can
> happen with the system version of plot.lm.
> 
> My guess is masking. Do you have a local plot.lm?  Does this happen if
> you start R with --vanilla?

I don't see it either. Is this completely reproducible? What is even
more confusing is that ylab23 was used to label the preceding plot,
just ca. 15 lines before. Did that give a normal y label?

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk)             FAX: (+45) 35327907
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