> On Apr 26, 2018, at 5:07 AM, Akhilesh Singh <akhileshsingh.i...@gmail.com>
> wrote:
>
> Dear Sir,
>
> I am using R on Windows OS platform. I upgraded my R-system to version
> R-3.5.0. While upgrading my libraries in R as well as in RStudio, I am
> stuck up in the package 'data.table', which is required by many other
> packages in R-codes in my R-Markdown files.
>
> I tried to install 'data.table' from "USA-berkely" and "UK-bristol" as
> well as "RStudio" mirrors when the following errors are being shown:
>
> From USA-berkely and UK-bristol mirrors:
> =================================
> Package which is only available in source form, and may need
> compilation of C/C++/Fortran: ‘data.table’
> These will not be installed
> Warning message:
> In download.file(url, destfile = f, quiet = TRUE) :
> InternetOpenUrl failed: ''
>
> From RStudio mirror:
> ================
> Package which is only available in source form, and may need compilation of
> C/C++/Fortran: ‘data.table’
> These will not be installed
>
> Afterwards, I consulted google users, I downloaded the source package:
> "data.table_1.10.4-3.tar.gz" from CRAN, stored it on desktop, and tried
> following command for installing from source only:
>
>
> install.packages("C:\\Users\\Dr. A.K.
> Singh\\Desktop\\data.table_1.10.4-3.tar.gz", repos = NULL, type="source")
>
> This generated following errors messages:
>
>> install.packages("C:\\Users\\Dr. A.K.
> Singh\\Desktop\\data.table_1.10.4-3.tar.gz", repos = NULL, type="source")
> Installing package into ‘C:/Users/Dr. A.K.
> Singh/Documents/R/win-library/3.5’
> (as ‘lib’ is unspecified)
> * installing *source* package 'data.table' ...
> ** package 'data.table' successfully unpacked and MD5 sums checked
> ** libs
> Warning in system(cmd) : 'make' not found
I'm guessing you don't have the proper Rtools installation for 3.5:
https://cran.r-project.org/bin/windows/Rtools/index.html
Rtools35.exe
https://cran.r-project.org/bin/windows/Rtools/Rtools35.exe
> ERROR: compilation failed for package 'data.table'
> * removing 'C:/Users/Dr. A.K. Singh/Documents/R/win-library/3.5/data.table'
> * restoring previous 'C:/Users/Dr. A.K.
> Singh/Documents/R/win-library/3.5/data.table'
> In R CMD INSTALL
> Warning message:
> In install.packages("C:\\Users\\Dr. A.K.
> Singh\\Desktop\\data.table_1.10.4-3.tar.gz", :
> installation of package
> ‘C:/Users/DRAK~1.SIN/Desktop/data.table_1.10.4-3.tar.gz’ had non-zero exit
> status
>>
>
>
> I is requested to kindly help. I was writing a book using R-Markdown. And I
> am stuck up as described above.
>
> Dr. A.K. Singh
> Professor and Head
> Department of Agricultural Statistics
> Indira Gandhi Krishi Vishwavidyalaya
> Raipur
> Chhattisgarh
> India
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
David Winsemius
Alameda, CA, USA
'Any technology distinguishable from magic is insufficiently advanced.'
-Gehm's Corollary to Clarke's Third Law
______________________________________________
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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