* using log directory 'd:/Rcompile/CRANpkg/local/2.9/debug.Rcheck' * using R version 2.9.2 Patched (2009-09-02 r49531) * using session charset: ISO8859-1 * checking for file 'debug/DESCRIPTION' ... OK * this is package 'debug' version '1.2.1' * checking package name space information ... OK * checking package dependencies ... ERROR Packages required and available but unsuitable version: mvbutils See the information on DESCRIPTION files in the chapter 'Creating R packages' of the 'Writing R Extensions' manual.