Hi! On Thu, 2 Aug 2012, Uwe Ligges wrote: > R.h should be part if your R installation, given the output above > probably in /usr/lib64/R/include ? But there is no such file "R.h" in my system??? ~$ locate \/R.h ~$ Or with 'find': # find / -name R.h # Any ideas? Kind regards, Kimmo