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Hi, i'm using this lines of code: dodge <-position_dodge(width=0.9) ggplot(dfm,aes(x = X,y = value)) + geom_bar(aes(fill = variable), position=dodge, stat="identity") + geom_errorbar(aes(ymin=value-er, ymax=value+er),width=0.25, position=dodge,stat="identity") to plot this data frame X variable value er 1 A X4 58.74 9.44 2 B X4

Hi, This is a quiet a specific question, but i really need help. I'm using the flowCore package coming from BioConductor. No i would like to do a transformation, a log tranformation. Although i think i put everything like it should, i get this error: Error in log(x, logbase) : Non-numeric argument to mathematical function which looks like a general calculating problem. the code i use now