O.k., thanks. I think, I tried your suggesion before I post here, but I made a mistake in my first approach. Now, it opperate. Again, thank you for the reply. -- View this message in context: http://www.nabble.com/send-a-list-from-R-to-C-tf1960161.html#a5377955 Sent from the R devel forum at Nabble.com.