Hi, Jacob Jarick wrote: > try > > <install cmd='cmd /c "%PROGRAMFILES%\R\R-2.9.2\bin\Rscript.exe" > %SOFTWARE%\_newinstall\base\r-libraries.r ' /> Adding STDOUT redirection to NUL is an option too. In case Rscript.exe prints a lot of output on the console (>4kB) it will "block". This is a known issue with Microsoft WSH. <install cmd='cmd /c "%PROGRAMFILES%\R\R-2.9.2\bin\Rscript.exe" %SOFTWARE%\_newinstall\base\r-libraries.r >NUL' /> br, Rainer |