[R] reshape - reshape2 problem

Johannes Radinger JRadinger at gmx.at
Thu Nov 10 13:11:02 CET 2011


Hi,

I tried that before but then I get:

Error: 'melt.data.frame' is not an exported object from 'namespace:reshape2'

Strange that this is working in your case but not in my case.

Some addtional info about my package versions:
R 2.14.0
reshape 0.8.4
reshape 1.1
ggplot2 0.8.9


cheers
/j

-------- Original-Nachricht --------
> Datum: Thu, 10 Nov 2011 08:51:55 -0300
> Von: Luciano Selzer <luciano.selzer at gmail.com>
> An: Johannes Radinger <JRadinger at gmx.at>
> CC: Brandon Hurr <brandon.hurr at gmail.com>, r-help at r-project.org, ggplot2 at googlegroups.com
> Betreff: Re: reshape - reshape2 problem

> I had the same issue. The problem is that melt will call a method. The
> method will dispach melt.data.frame from reshape package, thus
> ignoring reshape2. The solution is to call specificly
> reshape2::melt.data.frame()
> 
> HTH
> Luciano
> 
> 
> 
> 2011/11/10 Johannes Radinger <JRadinger at gmx.at>:
> >
> > Am 10.11.2011 um 09:54 schrieb Brandon Hurr:
> >
> > Is the value.name ignored as well?
> > Looks like it might have been left out of the function call?
> >>reshape2::melt
> > function (data, ..., na.rm = FALSE, value.name = "value")
> > {
> >     UseMethod("melt", data)
> > }
> > <environment: namespace:reshape2>
> > Brandon
> >
> > No doesn't work either...value.name is ignored as well when
> > I call reshape2::melt()
> > /Johannes
> >
> >
> > On Thu, Nov 10, 2011 at 08:45, Johannes Radinger <JRadinger at gmx.at>
> wrote:
> >>
> >> > Have you tried loading reshape2 after ggplot2 and all it's
> requirements?
> >> > Usually whatever is loaded last masks earlier loaded packages with
> functions
> >> > of the same name so if reshape2 is last then it should mask
> reshape(1) and
> >> > all of it's similarly named functions.
> >> >
> >> > Brandon
> >>
> >> Yes, reshape2 is loaded after reshape... but reshape masks reshape2,
> maybe
> >> because reshape is needed by ggplot2? So it is really strange...
> >>
> >> /johannes
> >>
> >
> >
> > --
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> > Please provide a reproducible example: http://gist.github.com/270442
> >
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> >
> > --
> > You received this message because you are subscribed to the ggplot2
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> >
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> >

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