[ESS-bugs] ess-mode 18.10.2 [Released git: d4cd65da6dbf]; R Process Exits Abnormally (Code 127)

[Alex Branham]

On Thu 31 Jan 2019 at 17:24, Deivydas Giedrimas <deivydas.giedrimas using uconn.edu> wrote:

> When trying to start the inferior R session, I am presented with the
> following error:
> "/Applications/Emacs.app/Contents/MacOS/Emacs-x86_64-10_10: /home/pleo/R_latest/bin/R: No such file or directory
> at Thu Jan 31 18:15:57 2019"

This likely means that Emacs didn't find an R executable on your system.
If memory serves, Emacs can have an issue with this on macOS because of
the way that OS starts shells. This package might solve your problem:
https://github.com/purcell/exec-path-from-shell

Alex