I've deleted all the packages and even reinstalled RStudio but this error keeps coming up with no solution in sight after another errors that demanded for me to install the older version of rmarkdown and knitr.
Error in loadNamespace(i, c(lib.loc, .libPaths()), versionCheck = vI[[i]]) :
object 'vI' not found
Calls: :: ... tryCatch -> tryCatchList -> tryCatchOne ->
Anyone having this problem as well?