Scatterplot: Error in FUN(X[[i]], …) : object 'Group' not found

Question

I\'m trying to plot some data using ggplot and I\'m having some problems with the significant lines and asterisk.

This is the code I am using:

Answer 1

aesthetics are inherited by default. The geom_path is trying to look for the Group variable on the path dataset to get the color. You should use inherit.aes = FALSE on the geom_path:

  geom_path(data = path, aes(x = x,y = y), inherit.aes = FALSE )