Ggplot scale_linetype_manual legend

scale_linetype_manual does not work
scale_linetype_manual color
ggplot scatterplot legendggplot linetype legend
scale_linetype_manual options
scale_linetype_manual labels
linetype ggplot2
ggplot arrange legend

Solution = move all of the arguments to scale_linetype_manual(): lines <- c("Positive" = "solid", "Negative" = "dotted") fig1 <- d_posnegChange line types by groups (sex) ggplot(df2, aes(x=time, y=bill, group=sex)) + geom_line(aes(linetype=sex))+ geom_point()+ theme(legend.position="top") How to modify a ggplot2 line plot legend in R - R programming example code ggp + # Change linetype and color manually scale_linetype_manual(values to ggplot2. Dear all,. I´m struggling with assigning values to the linetype scale and have the legend rendered with different color and line for each of the Used as the axis or legend title. If waiver() , the default, the name of the scale is taken from the first mapping used for that aesthetic.