[ESS] Error with 'R Help Preview'

[Stephen Eglen]

> 
> (Rd-preview-help)  always gives me the following error:  
> 
>  
> 
> "Error: exactly one Rd file must be specified 
> 
> Execution halted"

hi Robert,

How are you calling the function, and from what buffer (with what
contents?)  I just did C-c C-p on one of my .Rd buffers, and the preview
came up fine.  (This is on a linux machine - can you check whether it
works for you on a linux machine?.)


> I'm using Gnu Emacs 23.1.1 on XP and ESS 5.11. 

Stephen