[ESS] Weaving: "ess-get-process: No ESS process is associated with this buffer now"

[Vitalie Spinu]

Yeh, automatic buffer association is missing somewhere. Is this
polymode?

The workaround is to associate the process with C-c C-s first and weave
later.

   Vitalie


 >>> Mathieu Basille on Tue, 11 Mar 2014 11:21:09 -0400 wrote:

 > Dear list,

 > Here is a simple 'evaluate' problem, when I want to 'weave' a document (in my
 > case  using knitr, but I think it is irrelevant).

 > * ess-eval-region-or-line-and-step (C-return)

 > Right after opening a Rmd document (i.e. R not yet launched), if I use the
 > general evaluation function, this works as expected: A new R is started, and the
 > region or line is evaluated.

 > * ess-swv-weave (M-n s)

 > However, right after opening a Rmd document (i.e. R not yet launched), if I use
 > ess-swv-weave instead, Emacs throws an error:

 > 	ess-get-process: No ESS process is associated with this buffer now

 > A new R is started, but nothing happens: the document is not weaved. I have to
 > do it again now that R si started to make it work. Note that if I first evaluate
 > a region/line, then weaving works as expected.

 > Emacs: GNU Emacs 24.3.1 from Debian
 > ESS: 13.09-2 from ELPA

 > Is there a workaround for this?
 > Mathieu.