Error(s) in re-building vignettes:
--- re-building ‘wildlifeDI-vignette-contact_analysis.Rmd’ using rmarkdown

Quitting from lines 53-55 [unnamed-chunk-3] (wildlifeDI-vignette-contact_analysis.Rmd)
Error: processing vignette 'wildlifeDI-vignette-contact_analysis.Rmd' failed with diagnostics:
argument dfMaxLength should be positive

--- failed re-building ‘wildlifeDI-vignette-contact_analysis.Rmd’

--- re-building ‘wildlifeDI-vignette.rmd’ using rmarkdown
** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-4-1.png
480x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 5361 bytes
Input file size = 5439 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 4897
  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		IDAT size = 4764
  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 = 5		IDAT size = 4764

Output IDAT size = 4764 bytes (597 bytes decrease)
Output file size = 4842 bytes (597 bytes = 10.98% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-9-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8037 bytes
Input file size = 8895 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7428
  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 = 7428

Output IDAT size = 7428 bytes (609 bytes decrease)
Output file size = 7506 bytes (1389 bytes = 15.62% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-16-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 13945 bytes
Input file size = 14815 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 13193
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 12953
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 11995
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 11673
  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 = 5		IDAT size = 11673

Output IDAT size = 11673 bytes (2272 bytes decrease)
Output file size = 11751 bytes (3064 bytes = 20.68% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-17-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 13098 bytes
Input file size = 13968 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 12298
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 12159
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 9526
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 9475
  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 = 5		IDAT size = 9475

Output IDAT size = 9475 bytes (3623 bytes decrease)
Output file size = 9553 bytes (4415 bytes = 31.61% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-19-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 27881 bytes
Input file size = 28775 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 26909
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 26695
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5		IDAT size = 19524
  zc = 9  zm = 8  zs = 1  f = 5		IDAT size = 19418
  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 = 5		IDAT size = 19418

Output IDAT size = 19418 bytes (8463 bytes decrease)
Output file size = 19496 bytes (9279 bytes = 32.25% decrease)

** Processing: /data/gannet/ripley/R/packages/tests-devel/wildlifeDI.Rcheck/vign_test/wildlifeDI/vignettes/wildlifeDI-vignette_files/figure-html/unnamed-chunk-20-1.png
672x288 pixels, 8 bits/pixel, 256 colors in palette
Reducing image to 8 bits/pixel, grayscale
Input IDAT size = 8154 bytes
Input file size = 9012 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 7403
  zc = 9  zm = 8  zs = 1  f = 0		IDAT size = 7398
  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 = 7398

Output IDAT size = 7398 bytes (756 bytes decrease)
Output file size = 7476 bytes (1536 bytes = 17.04% decrease)

--- finished re-building ‘wildlifeDI-vignette.rmd’

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

Error: Vignette re-building failed.
Execution halted