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### Running command:
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###   /Library/Frameworks/R.framework/Resources/bin/R CMD build --keep-empty-dirs --no-resave-data flowVS
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* checking for file ‘flowVS/DESCRIPTION’ ... OK
* preparing ‘flowVS’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘flowVS.Rnw’ using knitr
Loading required package: flowCore
Loading required package: flowViz
Loading required package: lattice
Loading required package: flowStats
Warning: replacing previous import 'flowViz::contour' by 'graphics::contour' when loading 'flowStats'
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Warning in optimize(afun, b, maximum = TRUE) :
  NA/Inf replaced by maximum positive value
Quitting from lines 173-176 (flowVS.Rnw) 
Error: processing vignette 'flowVS.Rnw' failed with diagnostics:
there is no package called 'vsn'
--- failed re-building ‘flowVS.Rnw’

SUMMARY: processing the following file failed:
  ‘flowVS.Rnw’

Error: Vignette re-building failed.
Execution halted