* using log directory 'd:/Rcompile/CRANpkg/local/2.9/SGCS.Rcheck' * using R version 2.9.2 Patched (2009-09-02 r49531) * using session charset: ISO8859-1 * checking for file 'SGCS/DESCRIPTION' ... OK * checking extension type ... Package * this is package 'SGCS' version '1.3' * checking package dependencies ... ERROR Packages required but not available: spatstat See the information on DESCRIPTION files in the chapter 'Creating R packages' of the 'Writing R Extensions' manual.