install the ggplot2 package
I did upgrade but that did not solve the problem -- View this message in context: http://r.789695.n4.nabble.com/install-the-ggplot2-package-tp4650935p4650985.html Sent from the R help mailing list archive at Nabble.com.
I did upgrade but that did not solve the problem -- View this message in context: http://r.789695.n4.nabble.com/install-the-ggplot2-package-tp4650935p4650985.html Sent from the R help mailing list archive at Nabble.com.