upgrading R wont work for RHive

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http://stackoverflow.com – Hi guys in order to install RHive, I want to upgrade R so that I can install the RHive package. But the upgrade does not work. I did the following: sudo su echo "deb http://www.stats.bris.ac.uk/R/bin/linux/ubuntu precise/" >> /etc/apt/sources.list apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9 apt-get update apt-get upgrade But after starting R again the version is still the old one, the 2.11.1 version. So no upgrade has been made. Another cusios thing is that I am note really able to remove R from my computer. After sudo apt-remove R, I can still start R! I could (HowTos)