Undeclared package ‘pscl’ in Rd xrefs

Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  pop.predict.Rd: rrBLUP-package, BGLR
  x.val.Rd: rrBLUP-package
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:
  pop.predict.Rd: rrBLUP-package, BGLR
  x.val.Rd: rrBLUP-package
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:
  pop.predict.Rd: rrBLUP-package, BGLR
  x.val.Rd: rrBLUP-package
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:
  EEAaq_idw_map.Rd: idw, leaflet, addProviderTiles
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:
  EEAaq_idw_map.Rd: idw, leaflet, addProviderTiles
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.
Note: found 136358 marked UTF-8 strings
Note: found 136358 marked UTF-8 strings
Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  EEAaq_idw_map.Rd: idw, leaflet, addProviderTiles
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.

Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’

Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’
Package suggested but not available for checking: ‘ContourFunctions’