[R] parse error in GLMM function
Douglas Bates
bates at stat.wisc.edu
Tue Feb 17 23:56:29 CET 2004
"CENDOYA, Gabriela" <gcendoya at balcarce.inta.gov.ar> writes:
> I'm trying to use the function GLMM from lme4 package, (R-1.8.1, Windows
> 98),and I get the following error:
> > pd5 = GLMM(nplant~sitio+
> + fert+
> + remo+
> + sitio:fert+
> + remo:sitio+
> + remo:fert+
> + remo:fert:sitio
> + data=datos,
> + family=binomial,
> + random=~repe:sitio)
> Error in parse(file, n, text, prompt) : parse error
Could you tell us the version of the lme4 package please?
> From GLMM and parse's help pages, I couldn't figure out what I was
> doing wrong. Also in GLMM's help page say that data is an
> "optional" data frame used as the first place to find variables in
> the formulae, but if I omit data=datos (previously I have done
> attach(datos)), the error changes to:
>
> > pd5 = GLMM(nplant~sitio+
> + fert+
> + remo+
> + sitio:fert+
> + remo:sitio+
> + remo:fert+
> + remo:fert:sitio,
> + family=binomial,
> + random=~repe:sitio)
> Error in model.frame.default(formula = formula, data = data,
> drop.unused.levels = TRUE) :
> Argument "data" is missing, with no default
> This is not what I was expecting for "an optional data frame",
Well if you are going to be picky about it! :-)
I guess the optional data frame is not quite as optional as we had
intended. Time to add another check. Thanks for pointing this out.
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