Error in re-building vignettes:
  ...
Loading required package: MASS
Loading required package: abind
Loading required package: epitools
Loading required package: meta
Loading 'meta' package (version 4.7-0).
Type 'help("meta-package")' for a brief overview.
Warning in var(var1, na.rm = TRUE) :
  Calling var(x) on a factor x is deprecated and will become an error.
  Use something like 'all(duplicated(x)[-1L])' to test for a constant vector.
Warning in var(var1, na.rm = TRUE) :
  Calling var(x) on a factor x is deprecated and will become an error.
  Use something like 'all(duplicated(x)[-1L])' to test for a constant vector.
Warning in max(abs(as.vector(res[, snpinds, , 1]))[pvs < 0.05], na.rm = T) :
  no non-missing arguments to max; returning -Inf
Warning in .manhattan(topl, logfun, beta1 = NULL, paste(opts$mPhen.title,  :
  NAs introduced by coercion
Warning in var(var1, na.rm = TRUE) :
  Calling var(x) on a factor x is deprecated and will become an error.
  Use something like 'all(duplicated(x)[-1L])' to test for a constant vector.
Warning in var(var1, na.rm = TRUE) :
  Calling var(x) on a factor x is deprecated and will become an error.
  Use something like 'all(duplicated(x)[-1L])' to test for a constant vector.
Error in texi2dvi(file = file, pdf = TRUE, clean = clean, quiet = quiet,  : 
  Running 'texi2dvi' on 'MultiPhen.tex' failed.
LaTeX errors:
! Text line contains an invalid character.
l.576 ...                      opts = plotopts)^^@
                                                  ^^@^^@^^@^^@^^@^^@^^@^^@^^...
A funny symbol that I can't read has just been input.
Continue, and I'll forget that it ever happened.
! Text line contains an invalid character.
l.576 ...                   opts = plotopts)^^@^^@
                                                  ^^@^^@^^@^^@^^@^^@^^@^^@^^...
A funny symbol that I can't read has just been input.
Continue, and I'll forget that it ever happened.
! Text line contains an invalid character.
l.576 ...                opts = plotopts)^^@^^@^^@
                                                  ^^@^^@^^@^^@^^@^^@^^@^^@^^...
A funny symbol that I can't read has just been input.
Continue, and I'll forget that it ever happened.
! Text line contains an invalid character.
l.576 ...             opts = plotopts)^^@^^@^^@^^@
     
Calls: buildVignettes -> texi2pdf -> texi2dvi
Execution halted