Em 18 de janeiro de 2011 Riccardo (Jack) Lucchetti <r.lucchetti(a)univpm.it&gt;escreveu: On Tue, 18 Jan 2011, Henrique Andrade wrote: > > I'm trying to use R inside a Gretl script in order to perform the >> Phillips-Perron test. [ but getting an error ] >> >> Does anyone has a clue for what's going wrong? > > You need to use the "--send-data" option, as in > > foreign language=R --send-data > Dear Riccardo, thanks for your answer, but the "--send-data" option didn't fix my problem :( The only way to circumvent this is to choose the "Interactive R session" and enter the R commands manually.