Error in re-building vignettes:
  ...
Warning in spc.fit.poly.below(chondro[1], poly.order = 1, npts.min = npts -  :
  npts.min too small: adjusted to 2
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Untracing function "spc.fit.poly.below" in package "hyperSpec"
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Untracing function "spc.fit.poly.below" in package "hyperSpec"
Warning in structure(x, class = unique(c("AsIs", oldClass(x)))) :
  Calling 'structure(NULL, *)' is deprecated, as NULL cannot have attributes.
  Consider 'structure(list(), *)' instead.
Warning in structure(x, class = unique(c("AsIs", oldClass(x)))) :
  Calling 'structure(NULL, *)' is deprecated, as NULL cannot have attributes.
  Consider 'structure(list(), *)' instead.
Warning in structure(x, class = unique(c("AsIs", oldClass(x)))) :
  Calling 'structure(NULL, *)' is deprecated, as NULL cannot have attributes.
  Consider 'structure(list(), *)' instead.
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Tracing function "spc.fit.poly.below" in package "hyperSpec"
Untracing function "spc.fit.poly.below" in package "hyperSpec"
Warning: running command '"D:\compiler\texmf\miktex\bin\texify.exe" --quiet --pdf "fileio.tex" --max-iterations=20 -I "D:/RCompile/recent/R-3.4.0/share/texmf/tex/latex" -I "D:/RCompile/recent/R-3.4.0/share/texmf/bibtex/bst"' had status 1
Error in find_vignette_product(name, by = "texi2pdf", engine = engine) : 
  Failed to locate the 'texi2pdf' output file (by engine 'utils::Sweave') for vignette with name 'fileio'. The following files exist in directory '.': 'baseline-fig--classical-bl.pdf', 'baseline-fig--concordance.tex', 'baseline-fig--fig1.pdf', 'baseline-fig--fig2.pdf', 'baseline-fig--fig3.pdf', 'baseline-fig--fig4.pdf', 'baseline-fig--fig5.pdf', 'baseline-fig--figorder.pdf', 'baseline-fig--figspcrange.pdf', 'baseline-fig--rubberband-bent-corrected.pdf', 'baseline-fig--rubberband-bent-raw.pdf', 'baseline-fig--rubberband-raw.pdf', 'baseline-fig--rubberband.pdf', 'baseline-pkg.bib', 'baseline.Rnw', 'baseline.aux', 'baseline.bbl', 'baseline.blg', 'baseline.log', 'baseline.out', 'baseline.pdf', 'baseline.tex', 'baseline.toc', 'chondro.Rnw', 'chondro.aux', 'chondro.log', 'chondro.pdf', 'chondro.tex', 'fileio.Rnw', 'fileio.tex', 'flu.Rnw', 'functions.RData', 'introduction.Rnw', 'introduction.bib', 'laser.Rnw', 'plotting.Rnw', 'scan.txt.PerkinElmer.R', 'strukturhyperspec.pdf', 'vignett
Calls: buildVignettes -> find_vignette_product
Execution halted