[R] Rtools required

Steven Yen @yen04 @end|ng |rom gm@||@com
Tue Apr 28 15:56:16 CEST 2020

Thanks. I visited the Rtools web page and learned to run the following 
lines. I am still getting the same warning message.

 > writeLines('PATH="${RTOOLS40_HOME}\\usr\\bin;${PATH}"', con = 
 > Sys.which("make")

On 2020/4/28 下午 08:39, Duncan Murdoch wrote:
> On 28/04/2020 5:57 a.m., Steven T. Yen wrote:
>> Dear All
>> I updated to R-4.0.0. and also installed the latest Rtools 4.0 (to now
>> the new default folder c:\rtools40). While compiling a package (binary)
>> I received the follow marning message saying Rtools is required. Any
>> clues? Thanks.
> Presumably you didn't put it on your path, or you used a non-standard 
> way to build.  You need to say what command you used.
> Duncan Murdoch

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