[R-pkg-devel] Another CRAN-only bug

[Iñaki Ucar]

On Wed, 12 Jun 2019 at 22:58, David Hugh-Jones <davidhughjones using gmail.com> wrote:
>
> Hi all,
>
> Not for the first time, my package has a bug that isn't found on rhub,
> travis, appveyor, or my local machine, but is found on CRAN. This time it's
> Windows-only, so I can't even download a Docker image and investigate that
> way.
>
> TBH I am not very enthused by having to treat CRAN servers as "ground
> truth", when there seems no way to reliably reproduce their configuration,
> figure out what versions of packages are used, etc. Am I missing something?
> Is another world possible?
>
> Anyway, the error is at:
> https://win-builder.r-project.org/incoming_pretest/huxtable_4.6.0_20190612_195453/Windows/examples_and_tests/
> and it seems to relate to the openxlsx package, which is on 4.1.0.1 since
> May 28 - presumably long enough for the latest version to be available on
> win-builder. Any ideas would be welcome....

I see that you are writing and then reading a file, but you are not
using the session's temporary directory, and that's a source of
problems.

Iñaki