*** WARNING: no version in the package knitr2, manual tar forced
tar: knitr2: Cannot stat: No such file or directory
tar: Exiting with failure status due to previous errors
knitr2 is not a package in knitr2_rev.tar.gz, skipping R CMD check

(knitr2 1.0.9)
* installing to library 'z:/rforge/Rlib/win7-3.0'
* installing *source* package 'knitr2' ...
** R
** demo
** inst
** preparing package for lazy loading
Warning in file(con, "r") :
file("") only supports open = "w+" and open = "w+b": using the former
** help
*** installing help indices
** building package indices
** installing vignettes
'knitr-intro.Rnw'
'knitr-refcard.Rnw'
** testing if installed package can be loaded
*** arch - i386
*** arch - x64
* MD5 sums
packaged installation of 'knitr2' as knitr2_1.0.9.zip
* DONE (knitr2)