Re: [R] Fwd: CRAN problem with plyr-1.4.1

From: Uwe Ligges <>
Date: Tue, 12 Apr 2011 17:21:13 +0200

On 12.04.2011 17:08, Ian Davis wrote:
> 2011/4/12 Uwe Ligges <
> <>>
> On 12.04.2011 14:52, Ian Davis wrote:
> I really do appreciate the help from you and Douglas on
> resolving this
> problem. However, I respectfully disagree on a few points:
> - install.packages() was broken and failing to install successfully.
> install.packages() works well, it is *not* broken.

> Perhaps I was unclear in my choice of words -- install.packages() *is*
> not "broken" in the general sense; it does work well, most of the
> time. However, at the time I reported the problem, it *was* failing to
> install plyr, using three different mirrors. That is,
> install.packages("plyr")
> gave an error message and did not successfully install the package,
> whether I specified the mirror at CMU, NIH, or UNC-CH. That's all I
> meant by "broken". I understand that you believe this *should not* or
> even *cannot* happen, but I'm telling you that it did. This may
> indicate there is a bug in the mirroring process, in that, under
> exceptional conditions yet to be identified, install.packages() et al.
> are unable to retrieve correct, consistent information from a mirror for
> a period of time.

Then, can we have the ERROR message, please? Otherwise the only explanation I can guess is that a mirror grabs the contents of a repository exactly in the second the repository is updated and that is unlikely, particularly if more than one mirror is involved.

> Again, to be clear, I'm not protesting that the *newest* packages were
> unavailable on these three mirrors. I'm protesting that *no version at
> all* of plyr was available from these three mirrors, using
> install.packages(), at the time I reported the problem. I'll leave it
> at this -- I'm only trying to help out by reporting a bug in the
> process. If no one cares, I'll shut up and sit down.

We do care, but the mirrors seem to be fine and hence we cannot debug what you have seen before.


> Regards,
> Ian mailing list PLEASE do read the posting guide and provide commented, minimal, self-contained, reproducible code. Received on Tue 12 Apr 2011 - 15:24:08 GMT

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