[R] R gnome produces errors?: a clue!

[Martyn Plummer]

Perhaps you are loading different versions of the MASS library,
depending on which interface you are using.

.path.package()

will tell you.

Martyn

On 22-Feb-2002 Agustin Lobo wrote: 
> I've got something that might be a clue to understand
> the strange behaviour of lda in R --gui="gnome":
> 
> in R --vanilla:
> 
> library(MASS)
> load("mod23puriflda.rda")
> 
>> a <- lda.default(x=mod23puriflda[,2:5],grouping=mod23puriflda[,6],CV=F)
> works fine. I save lda.default as a local rda file:
> 
>> milda.nognome <- lda.default
>> save(milda.nognome,file="milda.nognome.rda")
> 
> Then in R --vanilla --gui="gnome"
> 
> library(MASS)
> load("mod23puriflda.rda")
> 
>> a
> <-lda.default(x=mod23puriflda[,2:5],grouping=mod23puriflda[,6],CV=F,method="mo
> ment")
> Error in lda.default(x = mod23puriflda[, 2:5], grouping = mod23puriflda[,
>: 
>       length of dimnames[2] not equal to array extent
> In addition: Warning message: 
> variables are collinear in: lda.default(x = mod23puriflda[, 2:5], grouping
> = mod23puriflda[,  
> 
> Does not work, BUT:
> 
>> load("milda.nognome.rda")
>> a <-
> milda.nognome(x=mod23puriflda[,2:5],grouping=mod23puriflda[,6],CV=F,method="mo
> ment")
> 
> WORKS!!
> 
> and, still in  R --vanilla --gui="gnome", I save lda.default to another
> rda file:
> 
>> milda.gnome <- lda.default
>> save(milda.gnome,file="milda.gnome.rda")
> 
> Then back to R --vanilla
> 
>> load("milda.gnome.rda")
>> a <- milda.gnome(x=mod23puriflda[,2:5],grouping=mod23puriflda[,6],CV=F)
> Error in milda.gnome(x = mod23puriflda[, 2:5], grouping = mod23puriflda[,
>:
>         length of dimnames[2] not equal to array extent
> In addition: Warning message:
> variables are collinear in: milda.gnome(x = mod23puriflda[, 2:5], grouping
> = mod23puriflda[,
> 
> Does not work !!
> 
> Therefore, gnome is really changing something, but what?
> 
> Agus
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