Error(s) in re-building vignettes:
  ...
--- re-building ‘Growthcurver-vignette.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/growthcurver.Rcheck/vign_test/growthcurver/vignettes/Growthcurver-vignette_files/figure-html/unnamed-chunk-4-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 13021 bytes
Input file size = 13111 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10118
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 10118

Output IDAT size = 10118 bytes (2903 bytes decrease)
Output file size = 10196 bytes (2915 bytes = 22.23% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/growthcurver.Rcheck/vign_test/growthcurver/vignettes/Growthcurver-vignette_files/figure-html/unnamed-chunk-13-1.png
672x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 80849 bytes
Input file size = 81035 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 62323
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 62323

Output IDAT size = 62323 bytes (18526 bytes decrease)
Output file size = 62401 bytes (18634 bytes = 23.00% decrease)


Quitting from lines 312-323 [unnamed-chunk-15] (Growthcurver-vignette.Rmd)
Error: processing vignette 'Growthcurver-vignette.Rmd' failed with diagnostics:
there is no package called 'dplyr'
--- failed re-building ‘Growthcurver-vignette.Rmd’

SUMMARY: processing the following file failed:
  ‘Growthcurver-vignette.Rmd’

Error: Vignette re-building failed.
Execution halted