[R] unable to access index for repository...

[Duncan Murdoch]

He didn't specify the RStudio repos, though it's probably implicitly 
specified in getOption("repos").  I wonder why install.packages() is 
looking there, when repos is given explicitly?

On 08/10/2020 8:54 a.m., Uwe Ligges wrote:
> Drop the RStudio repos.
> 
> Best,
> Uwe Ligges
> 
> On 05.10.2020 11:10, Steven Yen wrote:
>> Thanks. I did as suggested but still received a warning, though the
>> installation went through. Anything I could do to install without the
>> warning message.
>>
>> What is the contrib.url argument?
>>
>>   > install.packages("aod",repos='https://cran-archive.r-project.org')
>> Warning in install.packages :
>>     unable to access index for repository
>> http://cran.rstudio.com/bin/windows/contrib/3.0
>> trying URL
>> 'https://cran-archive.r-project.org/bin/windows/contrib/3.0/aod_1.3.zip'
>> Content type 'application/zip' length 225712 bytes (220 Kb)
>> opened URL
>> downloaded 220 Kb
>>
>> package ‘aod’ successfully unpacked and MD5 sums checked
>>
>> The downloaded binary packages are in
>> C:\Users\USER\AppData\Local\Temp\Rtmp46p9a3\downloaded_packages
>>   >
>>
>> On 2020/10/5 下午 04:58, Uwe Ligges wrote:
>>> Then you'd rather need
>>>
>>> install.packages("aod",repos='https://cran-archive.r-project.org')
>>>
>>> or use the contrib.url argument.
>>>
>>> Best,
>>> Uwe Ligges
>>>
>>>
>>> On 05.10.2020 10:47, Steven Yen wrote:
>>>> Thanks for the help. I do update to the latest R-4.0.2. As I said,
>>>> for reasons that's hard to explain, some of my tasks are better
>>>> handled with an older version of R, in this case R-3.0.3. Please just
>>>> help me install packages successfully with this older version of R.
>>>>
>>>> I ran the following line but obviously was not getting it across.
>>>>
>>>> =====
>>>>
>>>>> install.packages("aod",repos='https://cran-archive.r-project.org/bin/windows/contrib/3.0/')
>>>>> Warning in
>>>> install.packages : unable to access index for repository
>>>> http://cran.rstudio.com/bin/windows/contrib/3.0 Warning in
>>>> install.packages : unable to access index for repository
>>>> https://cran-archive.r-project.org/bin/windows/contrib/3.0/bin/windows/contrib/3.0
>>>> Warning in install.packages : package ‘aod’ is not available (for R
>>>> version 3.0.3)
>>>>
>>>> On 2020/10/5 下午 04:12, Uwe Ligges wrote:
>>>>> From
>>>>>
>>>>> ../ReadMe
>>>>> in the mentioned web resource:
>>>>>
>>>>> "Packages for R >= 1.7.0 and R < 3.2.0 are available from
>>>>> https://cran-archive.r-project.org/bin/windows/contrib/"
>>>>>
>>>>> We do not hold binaries of several year old versions of R on CRAN.
>>>>>
>>>>> Note that R 3.0.0 is 7 years old. You shoudl realy consider to
>>>>> update to 4.0.2.
>>>>>
>>>>> Best,
>>>>> Uwe Ligges
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On 05.10.2020 09:56, Steven Yen wrote:
>>>>>> I had to install/use an older version of (R-3.0.3) for a reason. While
>>>>>> installing a package from CRAN (either in RStudio or R), I received
>>>>>> the
>>>>>> following warning message saying unable to access index for repository
>>>>>> http://cran.rstudio.com/bin/windows/contrib/3.0. See message below. In
>>>>>> this case, I tried to install "aod". The install nevertheless went
>>>>>> through, as confirmed by the library statement (I did not try to use
>>>>>> it). Any idea? Thank you.
>>>>>>
>>>>>> =====
>>>>>>
>>>>>> Warning: unable to access index for repository
>>>>>> http://cran.rstudio.com/bin/windows/contrib/3.0 Warning: unable to
>>>>>> access index for repository
>>>>>> http://cran.rstudio.com/bin/windows/contrib/3.0 >
>>>>>> install.packages("aod") Warning in install.packages : unable to access
>>>>>> index for repository http://cran.rstudio.com/bin/windows/contrib/3.0
>>>>>> Warning in install.packages : unable to access index for repository
>>>>>> http://cran.rstudio.com/bin/windows/contrib/3.0 package ‘aod’ is
>>>>>> available as a source package but not as a binary Warning in
>>>>>> install.packages : package ‘aod’ is not available (for R version
>>>>>> 3.0.3)
>>>>>>    > library(aod)
>>>>>>
>>>>>>
>>>>>>      [[alternative HTML version deleted]]
>>>>>>
>>>>>> ______________________________________________
>>>>>> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>>>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>>>> PLEASE do read the posting guide
>>>>>> http://www.R-project.org/posting-guide.html
>>>>>> and provide commented, minimal, self-contained, reproducible code.
>>>>>>
>>
>> ______________________________________________
>> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
> 
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>