Thanks for the suggestion, the update fix the problem.
Best
Riccardo

2012/2/3 Thomas S. Dye <tsd@tsdye.com>

> The current version is 7.8. Could you update and see if the problem
> persists?
>
> Tom
>
> Sent from my iPhone
>
> On Feb 3, 2012, at 1:43 AM, Riccardo Romoli <ric.romoli@gmail.com> wrote:
>
> The version is 6.33x
>
> Best
>
> 2012/2/3 Thomas S. Dye <tsd@tsdye.com>
>
>> Riccardo Romoli <ric.romoli@gmail.com> writes:
>>
>> > Hi, I'm new of these list and of the org-babel world.
>> > I need to use both LaTeX and R, so I write the R code within an src
>> > block:
>> >
>> > #+begin_src R :results output silent :exports none
>> > library(chemometrics)
>> > library(MASS)
>> > library(lattice)
>> > #+end_src
>> >
>> > When I export to LaTex (C-c C-e l) the R code I wrote, this is the
>> > result:
>> >
>> > \begin{verbatim}
>> > library(chemometrics)
>> > library(MASS)
>> > library(lattice)
>> > \end{verbatim}
>> >
>> > How could I  not display the result of the R computation? In the org-
>> > manual (chapter 14 ) I read that what I need should be done using:
>> >
>> > :results output silent :exports none
>> >
>> > but despite I use this option nothing change.
>> >
>> > Do you have any suggestion??
>> >
>> > Best
>> > Riccardo
>> >
>> >
>> Aloha Riccardo,
>>
>> What version of Org mode are you using?
>>
>> All the best,
>> Tom
>> --
>> Thomas S. Dye
>> http://www.tsdye.com
>>
>
>