You can look for different versions of that package and try manually
installing the lower version.

On Fri, Sep 28, 2012 at 11:25 PM, Uwe Ligges <
ligges@statistik.tu-dortmund.de> wrote:

>
>
> On 28.09.2012 00:32, Duncan Murdoch wrote:
>
>> On 12-09-27 2:53 PM, Anju R wrote:
>>
>>> Sometimes when I try to install certain packages I get a warning message.
>>> For example, I tried to install the package "Imtest" on windows R version
>>> 2.15.1 and got the following message:
>>>
>>> Warning message:
>>> package ‘Imtest’ is not available (for R version 2.15.1)
>>>
>>> How can I install the above package? Why do I get the above Warning
>>> message?
>>>
>>
>> It probably means exactly what it says, except that the information is
>> about the mirror you are using.
>>
>> I would try another mirror.  If that doesn't solve it, then it probably
>> means that the package is really not available for 2.15.1.
>>
>> You can look on the cran.r-project.org website for information about it,
>> and probably download the source from there, but you will probably need
>> to fix whatever is wrong with it before it will work.
>>
>
>
> Or in other words:
>
> There is no such package "Imtest" on CRAN, perhaps you are looking for
> "lmtest"?
>
> Uwe Ligges
>
>
>
>
>  Duncan Murdoch
>>
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>> http://www.R-project.org/**posting-guide.html<http://www.R-project.org/posting-guide.html>
>> and provide commented, minimal, self-contained, reproducible code.
>>
>
> ______________________________**________________
> R-help@r-project.org mailing list
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> PLEASE do read the posting guide http://www.R-project.org/**
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> and provide commented, minimal, self-contained, reproducible code.
>

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