ggmap stamen watercolor png error

Question

I would really appreciate some help / ideas about a problem I am having with ggmap and stamen watercolor.

I keep getting the same error message every time I try to cre

Answer 1

An alternative until the 2.4 is published in the library is to load the functions available in the repository and replace the ones already present on the ggmap package (as Michael answered). I just loaded the content of get_stamenmap.R and filedrawer.R (needed for url_lookup()) as was good to go with watercolor maps.