[R-pkg-devel] CRAN Package Check Results - No protocol specified (OS X only)

[Ivan Krylov]

On Mon, 17 Feb 2020 19:28:43 -0500
Dominic Comtois <dominic.comtois using gmail.com> wrote:

> a bunch of warnings with "No protocol specified" messages

"No protocol specified" is printed by the X11 client library when it
fails to connect to the X server. I think that these indicate a problem
with setup of the macOS testing servers.

-- 
Best regards,
Ivan