Error(s) in re-building vignettes:
--- re-building ‘an_introduction_to_lifecontingencies_package.Rnw’ using Sweave
Package:  lifecontingencies
Authors:  Giorgio Alfredo Spedicato [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-0315-8888>),
  Christophe Dutang [ctb] (ORCID:
    <https://orcid.org/0000-0001-6732-1501>),
  Reinhold Kainhofer [ctb] (ORCID:
    <https://orcid.org/0000-0002-7895-1311>),
  Kevin J Owens [ctb],
  Ernesto Schirmacher [ctb],
  Gian Paolo Clemente [ctb] (ORCID:
    <https://orcid.org/0000-0001-6795-4595>),
  Ivan Williams [ctb]
Version:  1.4.4
Date:     2025-11-27 22:40:02 UTC
BugReport: https://github.com/spedygiorgio/lifecontingencies/issues

Loading required package: markovchain
Loading required package: Matrix
Package:  markovchain
Version:  0.10.0
Date:     2024-11-14 00:00:02 UTC
BugReport: https://github.com/spedygiorgio/markovchain/issues

Loading required package: parallel
Error: processing vignette 'an_introduction_to_lifecontingencies_package.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'an_introduction_to_lifecontingencies_package.tex' failed.
LaTeX errors:
! Package pict2e Error: Driver file ``p2e-pdftex.def'' not found.

See the pict2e package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Emergency stop.
 ...                                              
                                                  
l.125 ... Is the file properly installed? A: No!}}
                                                  
!  ==> Fatal error occurred, no output PDF file produced!
--- failed re-building 'an_introduction_to_lifecontingencies_package.Rnw'

--- re-building ‘mortality_projection.Rnw’ using Sweave
Loading required package: forecast
This is demography 2.0.1 

Package:  lifecontingencies
Authors:  Giorgio Alfredo Spedicato [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-0315-8888>),
  Christophe Dutang [ctb] (ORCID:
    <https://orcid.org/0000-0001-6732-1501>),
  Reinhold Kainhofer [ctb] (ORCID:
    <https://orcid.org/0000-0002-7895-1311>),
  Kevin J Owens [ctb],
  Ernesto Schirmacher [ctb],
  Gian Paolo Clemente [ctb] (ORCID:
    <https://orcid.org/0000-0001-6795-4595>),
  Ivan Williams [ctb]
Version:  1.4.4
Date:     2025-11-27 22:40:02 UTC
BugReport: https://github.com/spedygiorgio/lifecontingencies/issues

Loading required package: StMoMo
Loading required package: gnm
Error: processing vignette 'mortality_projection.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'mortality_projection.tex' failed.
LaTeX errors:
! Package pict2e Error: Driver file ``p2e-pdftex.def'' not found.

See the pict2e package documentation for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Emergency stop.
 ...                                              
                                                  
l.125 ... Is the file properly installed? A: No!}}
                                                  
!  ==> Fatal error occurred, no output PDF file produced!
--- failed re-building ‘mortality_projection.Rnw’

--- re-building ‘PensionPlanVal.Rmd’ using rmarkdown
2025-12-01 09:57:03.131 R[21523:374328] XType: Using static font registry.
--- finished re-building ‘PensionPlanVal.Rmd’

--- re-building ‘compute-detail.Rmd’ using rmarkdown
--- finished re-building ‘compute-detail.Rmd’

--- re-building ‘pensionfunding.Rmd’ using rmarkdown
2025-12-01 09:57:05.899 R[21801:375019] XType: Using static font registry.
--- finished re-building ‘pensionfunding.Rmd’

SUMMARY: processing the following files failed:
  ‘an_introduction_to_lifecontingencies_package.Rnw’
  ‘mortality_projection.Rnw’

Error: Vignette re-building failed.
Execution halted