Error(s) in re-building vignettes:
  ...
--- re-building ‘coordinates.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/coda.base.Rcheck/vign_test/coda.base/vignettes/coordinates_files/figure-html/unnamed-chunk-10-1.png
528x384 pixels, 8 bits/pixel, 245 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 2946 bytes
Input file size = 3771 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 2527
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 2519
  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 = 1  f = 0		IDAT size = 2519

Output IDAT size = 2519 bytes (427 bytes decrease)
Output file size = 2597 bytes (1174 bytes = 31.13% decrease)

** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/coda.base.Rcheck/vign_test/coda.base/vignettes/coordinates_files/figure-html/unnamed-chunk-12-1.png
528x384 pixels, 8 bits/pixel, 235 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 2908 bytes
Input file size = 3703 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 2535
  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 = 2535

Output IDAT size = 2535 bytes (373 bytes decrease)
Output file size = 2613 bytes (1090 bytes = 29.44% decrease)

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

--- re-building ‘features.Rmd’ using rmarkdown
--- finished re-building ‘features.Rmd’

--- re-building ‘principal_balances.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/coda.base.Rcheck/vign_test/coda.base/vignettes/principal_balances_files/figure-html/unnamed-chunk-3-1.png
720x432 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 7241 bytes
Input file size = 8099 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 6270
  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 = 6270

Output IDAT size = 6270 bytes (971 bytes decrease)
Output file size = 6348 bytes (1751 bytes = 21.62% decrease)


Quitting from lines 108-137 [unnamed-chunk-5] (principal_balances.Rmd)
Error: processing vignette 'principal_balances.Rmd' failed with diagnostics:
there is no package called 'ggplot2'
--- failed re-building ‘principal_balances.Rmd’

SUMMARY: processing the following file failed:
  ‘principal_balances.Rmd’

Error: Vignette re-building failed.
Execution halted