[R-pkg-devel] R CMD check "unable to verify current time"

[John Fox]

Dear Duncan,

Thank you and the others who responded to my message.

John

On 2020-08-27 2:17 p.m., Duncan Murdoch wrote:
> R tries to get the time from
> 
> http://worldtimeapi.org/api/timezone/UTC or
> http://worldclockapi.com/api/json/utc/now
> 
> The first one doesn't accept UTC as a timezone; it appears to want 
> etc/UTC instead.  The second one is offline.
> 
> Duncan Murdoch
> 
> If both of those fail, you'll get the message you saw.
> 
> On 27/08/2020 1:23 p.m., John Fox wrote:
>> Dear r-package-devel list members,
>>
>> I got the following note when checking two different packages today
>> --as-cran, both under R 4.0.2 and under R-devel, on my Windows 10 and
>> macOS Catalina systems, and on several platforms on rhub:
>>
>>     * checking for future file timestamps ... NOTE
>> unable to verify current time
>>
>> I'm writing to inquire about the note because no one else has mentioned
>> this problem recently, in case it's produced by something that I'm
>> doing. There is a discussion of a similar problem from 2019 at
>> <https://stat.ethz.ch/pipermail/r-package-devel/2019q1/003577.html>.
>>
>> Both packages that I was checking are close to CRAN releases and so I'd
>> like to know whether I can disregard the note.
>>
>> Any help would be appreciated.
>>
>> John
>>
>