"Cannot open tidying data with tidyr" lesson in swirl

[carina-in-bristol]

I get the following msg when opening this:
| Attempting to load lesson dependencies...

| Package ‘readr’ loaded correctly!

| Package ‘tidyr’ loaded correctly!

| Package ‘dplyr’ loaded correctly!

| Package ‘base64enc’ loaded correctly!

Error in file(file, "rt") : cannot open the connection
In addition: Warning message:
In file(file, "rt") :
cannot open file 'C:/Users/carina/Documents/R/win-library/4.1/swirl/Courses/Getting_and_Cleaning_Data/Tidying_Data_with_tidyr/students3.csv': No such file or directory

| Leaving swirl now. Type swirl() to resume.