[R] Error in get(x, envir, mode, inherits)

[Murray Jorgensen]

At 10:22 AM 8/24/99 +0200, Peter Dalgaard BSA wrote:
>
>Windows, eh? Which version of R? 
>

Initially 0.64.1, but reproduced with 0.64.2.

>It might be a memory corruption bug of some sort, but without the
>actual dataset it will be difficult to reproduce.
>
>Does the same thing happen with the built-in data sets (e.g.
>airquality), like
>
>data(airquality)
>dim(airquality)
>summary(airquality)
>attach(airquality)
>slm<-lm(Ozone~Temp,airquality)
>
>which would seem to be equivalent to your example (and doesn't crash
>for me). 
>

I will attempt to reproduce the fault using built-in data; failing that I
will email you the data [I don't suppose broadcasting a non-tiny dataset to
the whole list is very good form!].

>Is your example the *entire* set of statements leading to the error
>condition or might there be strange things going on earlier on?
>Accidentally redefining a function may lead also to this kind of
>effect.

No, but earlier statements seemed innocuous. I will seek a minimal set of
statements generating the error.

>One useful thing would be to issue a traceback() when the error
>occurs, which should tell you which function the error occurred in.
>Then one might set a debug() on the function and single step.

I'll try that.


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


Murray Jorgensen
[no .sig yet on this new PC.]

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