Have a look at Unable to install package for R markdown . If you scroll all the way to the bottom there are a couple of suggested solutions.
I think I would try @ Gabor's first
apt-get install build-essential
Have a look at Unable to install package for R markdown . If you scroll all the way to the bottom there are a couple of suggested solutions.
I think I would try @ Gabor's first
apt-get install build-essential