Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  multiple_netfacs_network.Rd: igraph, tbl_graph
  multiple_network_plot.Rd: ggraph
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:
  multiple_netfacs_network.Rd: igraph, tbl_graph
  multiple_network_plot.Rd: ggraph
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.
Error(s) in re-building vignettes:
--- re-building ‘netfacs_tutorial.Rmd’ using rmarkdown

Quitting from netfacs_tutorial.Rmd:101-129 [netfacs]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `.check_ncores()`:
! 23 simultaneous processes spawned
---
Backtrace:
    ▆
 1. └─NetFACS::netfacs(...)
 2.   └─parallel::mclapply(...)
 3.     └─parallel:::.check_ncores(cores)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'netfacs_tutorial.Rmd' failed with diagnostics:
23 simultaneous processes spawned
--- failed re-building ‘netfacs_tutorial.Rmd’

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

Error: Vignette re-building failed.
Execution halted
Found the following Rd file(s) with Rd \link{} targets missing package
anchors:
  multiple_netfacs_network.Rd: igraph, tbl_graph
  multiple_network_plot.Rd: ggraph
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:
  multiple_netfacs_network.Rd: igraph, tbl_graph
  multiple_network_plot.Rd: ggraph
Please provide package anchors for all Rd \link{} targets not in the
package itself and the base packages.