I'm using ggplot2 2.0.8 and R 2.8.0 df = data.frame(Year = rep(1:5,2)) m = ggplot(df, aes(Year=Year)) m + geom_bar()
Error in get("calculate", env = ., inherits = TRUE)(., ...) : attempt to apply non-function ______________________________________________ R-help@r-project.org 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.