Hi Ricardo The build was success after adding native input as gfortran. Unfortunately it was not listed in the project website https://cran.r-project.org/web/packages/catdap/ I am submitting the patch. On Thursday 22 March 2018 07:41 PM, Ricardo Wurmus wrote: > Hi Sahithi, > >> ./pre-inst-env guix build r-catdap >> >> Got this error while building the package >> >> starting phase `install' >> * installing *source* package ?catdap? ... >> ** package ?catdap? successfully unpacked and MD5 sums checked >> ** libs >> gfortran -fpic -g -O2 -c catdap1f.f -o catdap1f.o >> /gnu/store/icz3hd36aqpjz5slyp4hhr8wsfbgiml1-bash-minimal-4.4.12/bin/bash: >> gfortran: command not found > It says that it couldn’t find gfortran. That’s because the package > definition does not include gfortran among its (native-)inputs. > > Try adding it. Hint: there are other packages in cran.scm that use > gfortran. > > -- > Ricardo > > GPG: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC > https://elephly.net > > > -- Regards Sahithi