* installing *source* package 'Kifidi' ...
** using staged installation
** R
** byte-compile and prepare package for lazy loading
Error in library("devtools") : there is no package called 'devtools'
Error: unable to load R code in package 'Kifidi'
Execution halted
ERROR: lazy loading failed for package 'Kifidi'
* removing 'd:/RCompile/CRANincoming/R-devel/lib/Kifidi'