Error(s) in re-building vignettes:
--- re-building 'rtkpp-Arrays.Rnw' using Sweave
Loading required package: Rcpp

Attaching package: 'rtkore'

The following object is masked from 'package:Rcpp':

    LdFlags

--- finished re-building 'rtkpp-Arrays.Rnw'

--- re-building 'rtkpp-ArraysQuickRef.Rnw' using Sweave
Loading required package: Rcpp

Attaching package: 'rtkore'

The following object is masked from 'package:Rcpp':

    LdFlags

Warning in system(paste(shQuote(texi2dvi), if (quiet) "--quiet" else "",  :
  running command '"D:\compiler\texmf\miktex\bin\texify.exe" --quiet --pdf "rtkpp-ArraysQuickRef.tex" --max-iterations=20 -I "D:/RCompile/recent/R-3.6.3/share/texmf/tex/latex" -I "D:/RCompile/recent/R-3.6.3/share/texmf/bibtex/bst"' had status 1
Error: processing vignette 'rtkpp-ArraysQuickRef.Rnw' failed with diagnostics:
Failed to locate the 'texi2pdf' output file (by engine 'utils::Sweave') for vignette with name 'rtkpp-ArraysQuickRef'. The following files exist in directory '.': 'rtkore.bib', 'rtkore.cls', 'rtkpp-Arrays-concordance.tex', 'rtkpp-Arrays.Rnw', 'rtkpp-Arrays.aux', 'rtkpp-Arrays.log', 'rtkpp-Arrays.out', 'rtkpp-Arrays.pdf', 'rtkpp-Arrays.tex', 'rtkpp-ArraysQuickRef-concordance.tex', 'rtkpp-ArraysQuickRef.Rnw', 'rtkpp-ArraysQuickRef.tex', 'rtkpp-Introduction.Rnw', 'rtkpp-Tips.Rnw', 'rtkpp-Utilities.Rnw', 'rtkpp-preamble.aux', 'rtkpp-preamble.tex'
--- failed re-building 'rtkpp-ArraysQuickRef.Rnw'

--- re-building 'rtkpp-Introduction.Rnw' using Sweave
Loading required package: Rcpp

Attaching package: 'rtkore'

The following object is masked from 'package:Rcpp':

    LdFlags

--- finished re-building 'rtkpp-Introduction.Rnw'

--- re-building 'rtkpp-Tips.Rnw' using Sweave
Loading required package: Rcpp

Attaching package: 'rtkore'

The following object is masked from 'package:Rcpp':

    LdFlags

--- finished re-building 'rtkpp-Tips.Rnw'

--- re-building 'rtkpp-Utilities.Rnw' using Sweave
Loading required package: Rcpp

Attaching package: 'rtkore'

The following object is masked from 'package:Rcpp':

    LdFlags

--- finished re-building 'rtkpp-Utilities.Rnw'

SUMMARY: processing the following file failed:
  'rtkpp-ArraysQuickRef.Rnw'

Error: Vignette re-building failed.
Execution halted