Warning: WARNING: Rtools is required to build R packages but is not currently installed. Please down
I get the above error while installing package. But look like package is being installed since I don't get and error while loading from the console. What should be done?
if you don't have problems with the installation and use of packages you can proceed as normal.
However, the lack of Rtools may be problematic in cases of updating certain packages.
If you're running under windows you can follow the instructions here to install Rtools:
Let me know if that works for you.