Failed to lock directory when installing R package using devtools::install_github()

Question

When installing an R package from GitHub using devtools::install_github(), the following error was returned:

ERROR: failed to lock directory ‘/L         


        

Answer 1

Try removing /Library/Frameworks/R.framework/Versions/3.3/Resources/library/00LOCK-jrosen48-prcr-4f6f783

Remove using rm command from your command line:

:$ rm -rf /Library/Frameworks/R.framework/Versions/3.3/Resources/library/00LOCK-jrosen48-prcr-4f6f783

Then install the package again.