* using log directory 'd:/Rcompile/CRANpkg/local/3.2/gridsample.Rcheck'
* using R version 3.2.5 (2016-04-14)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'gridsample/DESCRIPTION' ... OK
* this is package 'gridsample' version '0.2.0'
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... ERROR
Package required but not available: 'spatstat.utils'

Package required and available but unsuitable version: 'spatstat'

See section 'The DESCRIPTION file' in the 'Writing R Extensions'
manual.
* DONE
Status: 1 ERROR