"Without a full example (see the footer of this message) we cannot tell what you (or a package you are using) did wrong. "
That's the main point. But one possibility might be that if they're using TINN-R on Windows, this warning occurs all the time as Tinn-R opens connections for sourcing data into R. Totally innocuous. But just a guess without the info as above. -- Bert Gunter Genentech ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.

