Hi! On Thu, 2 Aug 2012, Prof Brian Ripley wrote: > You may bave a micro-packaged distribution (some form of SuSE as I recall): > is there a separate R-devel RPM? (Fedora had one an one time.) Thanks, this made the trick. After having R-base-devel installed I succeeded in intalling the 'igraph' package. Kind regards, Kimmo