Error(s) in re-building vignettes:
--- re-building ‘VIM.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: colorspace
Loading required package: grid
VIM is ready to use.

Suggestions and bug-reports can be submitted at: https://github.com/statistikat/VIM/issues

Attaching package: 'VIM'

The following object is masked from 'package:datasets':

    sleep

--- finished re-building ‘VIM.Rmd’

--- re-building ‘VisualImp.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: colorspace
Loading required package: grid
VIM is ready to use.

Suggestions and bug-reports can be submitted at: https://github.com/statistikat/VIM/issues

Attaching package: 'VIM'

The following object is masked from 'package:datasets':

    sleep

--- finished re-building ‘VisualImp.Rmd’

--- re-building ‘donorImp.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: colorspace
Loading required package: grid
VIM is ready to use.

Suggestions and bug-reports can be submitted at: https://github.com/statistikat/VIM/issues

Attaching package: 'VIM'

The following object is masked from 'package:datasets':

    sleep

Warning in cbind(TRUE1 = as.numeric(iris[as.matrix(y[which(y$col == 1),  :
  number of rows of result is not a multiple of vector length (arg 1)
Warning in normalizePath(f2) :
  path[1]="webshot116929c52d20.png": No such file or directory
Warning in file(con, "rb") :
  cannot open file 'webshot116929c52d20.png': No such file or directory
Quitting from lines 111-148 (donorImp.Rmd) 
Error: processing vignette 'donorImp.Rmd' failed with diagnostics:
cannot open the connection
--- failed re-building ‘donorImp.Rmd’

--- re-building ‘irmi.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: colorspace
Loading required package: grid
VIM is ready to use.

Suggestions and bug-reports can be submitted at: https://github.com/statistikat/VIM/issues

Attaching package: 'VIM'

The following object is masked from 'package:datasets':

    sleep

Warning in cbind(TRUE1 = as.numeric(iris[as.matrix(y[which(y$col == 1),  :
  number of rows of result is not a multiple of vector length (arg 1)
Warning in normalizePath(f2) :
  path[1]="webshot117530b86742.png": No such file or directory
Warning in file(con, "rb") :
  cannot open file 'webshot117530b86742.png': No such file or directory
Quitting from lines 108-145 (irmi.Rmd) 
Error: processing vignette 'irmi.Rmd' failed with diagnostics:
cannot open the connection
--- failed re-building ‘irmi.Rmd’

--- re-building ‘modelImp.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: colorspace
Loading required package: grid
VIM is ready to use.

Suggestions and bug-reports can be submitted at: https://github.com/statistikat/VIM/issues

Attaching package: 'VIM'

The following object is masked from 'package:datasets':

    sleep

Warning in cbind(TRUE1 = as.numeric(iris[as.matrix(y[which(y$col == 1),  :
  number of rows of result is not a multiple of vector length (arg 1)
Warning in normalizePath(f2) :
  path[1]="webshot11811fdaf2ab.png": No such file or directory
Warning in file(con, "rb") :
  cannot open file 'webshot11811fdaf2ab.png': No such file or directory
Quitting from lines 128-158 (modelImp.Rmd) 
Error: processing vignette 'modelImp.Rmd' failed with diagnostics:
cannot open the connection
--- failed re-building ‘modelImp.Rmd’

SUMMARY: processing the following files failed:
  ‘donorImp.Rmd’ ‘irmi.Rmd’ ‘modelImp.Rmd’

Error: Vignette re-building failed.
Execution halted