[R] Rtools required

[Steven Yen]

In RStudio, I enter File -> Open Project -> and browse to open a .Rproj 
file. Then, I click Build -> Build Binary Package. Thanks.

On 2020/4/28 下午 10:55, Duncan Murdoch wrote:
> On 28/04/2020 9:56 a.m., Steven Yen wrote:
>> Thanks. I visited the Rtools web page and learned to run the following
>> lines. I am still getting the same warning message.
>
> And you are still not telling us what command you used to trigger that 
> message.
>
> Duncan Murdoch
>
>>
>>   > writeLines('PATH="${RTOOLS40_HOME}\\usr\\bin;${PATH}"', con =
>> "~/.Renviron")
>>   > Sys.which("make")
>>                                 make
>> "C:\\rtools40\\usr\\bin\\make.exe"
>>
>> 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
>