* using log directory 'd:/Rcompile/CRANpkg/local/2.12/ddepn.Rcheck'
* using R version 2.12.2 (2011-02-25)
* using platform: i386-pc-mingw32 (32-bit)
* using session charset: ISO8859-1
* checking for file 'ddepn/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'ddepn' version '2.0.2'
* checking package name space information ... OK
* checking package dependencies ... NOTE
Package suggested but not available for checking: multicore
* checking if this is a source package ... OK
* checking whether package 'ddepn' can be installed ... OK
* checking package directory ... OK
* checking for portable file names ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* loading checks for arch 'i386'
** checking whether the package can be loaded ... OK
** checking whether the package can be loaded with stated dependencies ... OK
** checking whether the package can be unloaded cleanly ... OK
** checking whether the name space can be loaded with stated dependencies ... OK
** checking whether the name space can be unloaded cleanly ... OK
* loading checks for arch 'x64'
** checking whether the package can be loaded ... ERROR
Loading required package: graph
Loading required package: Rgraphviz
Error: package 'Rgraphviz' is not installed for 'arch=x64'
Execution halted

It looks like this package has a loading problem: see the messages for
details.