Running examples in ‘rphylopic-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: add_phylopic
> ### Title: Annotate a ggplot plot with PhyloPics
> ### Aliases: add_phylopic
> 
> ### ** Examples
> 
> # Put a silhouette behind a plot based on a taxonomic name
> library(ggplot2)
> ggplot(iris) +
+   add_phylopic(x = 6.1, y = 3.2, name = "Iris", alpha = 0.2) +
+   geom_point(aes(x = Sepal.Length, y = Sepal.Width))
Warning: You've used the `name` aesthetic/argument. You may want to use `verbose = TRUE` to get attribution information for the silhouette(s).
Error:
! Problem while setting up geom.
ℹ Error occurred in the 1st layer.
Caused by error in `handle_url()`:
! Must specify at least one of url or handle
Backtrace:
     ▆
  1. ├─base (local) `<fn>`(x)
  2. ├─ggplot2:::print.ggplot(x)
  3. │ ├─ggplot2::ggplot_build(x)
  4. │ └─ggplot2:::ggplot_build.ggplot(x)
  5. │   └─ggplot2:::by_layer(...)
  6. │     ├─rlang::try_fetch(...)
  7. │     │ ├─base::tryCatch(...)
  8. │     │ │ └─base (local) tryCatchList(expr, classes, parentenv, handlers)
  9. │     │ │   └─base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
 10. │     │ │     └─base (local) doTryCatch(return(expr), name, parentenv, handler)
 11. │     │ └─base::withCallingHandlers(...)
 12. │     └─ggplot2 (local) f(l = layers[[i]], d = data[[i]])
 13. │       └─l$compute_geom_1(d)
 14. │         └─ggplot2 (local) compute_geom_1(..., self = self)
 15. │           └─self$geom$setup_data(data, self$computed_geom_params)
 16. │             └─rphylopic (local) setup_data(...)
 17. │               └─base::sapply(...)
 18. │                 └─base::lapply(X = X, FUN = FUN, ...)
 19. │                   └─rphylopic (local) FUN(X[[i]], ...)
 20. │                     └─rphylopic::get_phylopic(uuid)
 21. │                       └─rphylopic:::get_svg(url)
 22. │                         └─httr::GET(url = url)
 23. │                           └─httr:::handle_url(handle, url, ...)
 24. │                             └─base::stop("Must specify at least one of url or handle")
 25. └─base::.handleSimpleError(...)
 26.   └─rlang (local) h(simpleError(msg, call))
 27.     └─handlers[[1L]](cnd)
 28.       └─cli::cli_abort(...)
 29.         └─rlang::abort(...)
Execution halted