Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  aucplot.Rd: lattice, xyplot
  cluscomp.Rd: cluster
  clusterCons-package.Rd: cluster, lattice, apcluster
  dkplot.Rd: lattice, xyplot
  expressionPlot.Rd: lattice, xyplot
  membBoxPlot.Rd: lattice, bwplot
  wrappers.Rd: cluster, agnes, pam, diana, apclusterK
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.
Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  aucplot.Rd: lattice, xyplot
  cluscomp.Rd: cluster
  clusterCons-package.Rd: cluster, lattice, apcluster
  dkplot.Rd: lattice, xyplot
  expressionPlot.Rd: lattice, xyplot
  membBoxPlot.Rd: lattice, bwplot
  wrappers.Rd: cluster, agnes, pam, diana, apclusterK
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.
Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  aucplot.Rd: lattice, xyplot
  cluscomp.Rd: cluster
  clusterCons-package.Rd: cluster, lattice, apcluster
  dkplot.Rd: lattice, xyplot
  expressionPlot.Rd: lattice, xyplot
  membBoxPlot.Rd: lattice, bwplot
  wrappers.Rd: cluster, agnes, pam, diana, apclusterK
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.

Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>
Dr. T. Ian Simpson <ian.simpson@ed.ac.uk>

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

Quitting from lines 32-33 [unnamed-chunk-2] (datagovsgR-vignette.Rmd)
Error: processing vignette 'datagovsgR-vignette.Rmd' failed with diagnostics:
Server Error has occured.
--- failed re-building ‘datagovsgR-vignette.Rmd’

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

Error: Vignette re-building failed.
Execution halted