Error(s) in re-building vignettes:
--- re-building ‘tram.Rnw’ using knitr
Loading required package: mlt
Loading required package: basefun
Loading required package: variables
Loading required package: mvtnorm
Loading required package: TH.data

Attaching package: 'TH.data'

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

    geyser

Loading required package: SparseM

Attaching package: 'SparseM'

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

    backsolve


Attaching package: 'quantreg'

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

    untangle.specials

Loading required package: partykit
Loading required package: grid

Attaching package: 'grid'

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

    unit

Loading required package: libcoin
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in rq.fit.br(x, y, tau = tau, ...) : Solution may be nonunique
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.matrix.box_bases(object = list(iresponse = function (data,  :
  use scale = TRUE in as.basis.formula with sumcontr = TRUE
Warning in model.frame.default(object$predictf, data = newdata, na.action = na.pass,  :
  variable 'horTh' is not a factor
Error: processing vignette 'tram.Rnw' failed with diagnostics:
Running 'texi2dvi' on 'tram.tex' failed.
LaTeX errors:
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.448 ...raphics{figure/BostonHousing-BC-1-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.448 ...raphics{figure/BostonHousing-BC-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.448 ...raphics{figure/BostonHousing-BC-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.448 ...raphics{figure/BostonHousing-BC-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.448 ...raphics{figure/BostonHousing-BC-1-plot-1}
                                                  
! LaTeX Error: File `figure/BostonHousing-BC-1-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.486 ...raphics{figure/BostonHousing-BC-2-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.486 ...raphics{figure/BostonHousing-BC-2-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.486 ...raphics{figure/BostonHousing-BC-2-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.486 ...raphics{figure/BostonHousing-BC-2-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.486 ...raphics{figure/BostonHousing-BC-2-plot-1}
                                                  
! LaTeX Error: File `figure/BostonHousing-BC-2-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.509 ...raphics{figure/BostonHousing-Lm-3-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.509 ...raphics{figure/BostonHousing-Lm-3-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.509 ...raphics{figure/BostonHousing-Lm-3-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.509 ...raphics{figure/BostonHousing-Lm-3-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.509 ...raphics{figure/BostonHousing-Lm-3-plot-1}
                                                  
! LaTeX Error: File `figure/BostonHousing-Lm-3-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.625 ...phics{figure/BostonHousing-Colr-1-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.625 ...phics{figure/BostonHousing-Colr-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.625 ...phics{figure/BostonHousing-Colr-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.625 ...phics{figure/BostonHousing-Colr-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.625 ...phics{figure/BostonHousing-Colr-1-plot-1}
                                                  
! LaTeX Error: File `figure/BostonHousing-Colr-1-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.718 ...raphics{figure/BostonHousing-rq-1-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.718 ...raphics{figure/BostonHousing-rq-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.718 ...raphics{figure/BostonHousing-rq-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.718 ...raphics{figure/BostonHousing-rq-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.718 ...raphics{figure/BostonHousing-rq-1-plot-1}
                                                  
! LaTeX Error: File `figure/BostonHousing-rq-1-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.850 ...degraphics{figure/GBSG2-Weibull-1-plot-1}
                                                  
! Undefined control sequence.
\Ginclude@graphics ...e \expandafter {\@curr@file 
                                                  }}\expandafter \filename@p...
l.850 ...degraphics{figure/GBSG2-Weibull-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \unquote@name 
                              
l.850 ...degraphics{figure/GBSG2-Weibull-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.850 ...degraphics{figure/GBSG2-Weibull-1-plot-1}
                                                  
! Undefined control sequence.
<recently read> \quote@name 
                            
l.850 ...degraphics{figure/GBSG2-Weibull-1-plot-1}
                                                  
! LaTeX Error: File `figure/GBSG2-Weibull-1-plot-1' not found.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
! Undefined control sequence.
\Ginclude@graphics ...\Ginput@path \set@curr@file 
                                                  {#1}\edef \uq@curr@file {\...
l.973 ...ncludegraphics{figure/GBSG2-Cox-1-plot-1}
                                              
--- failed re-building ‘tram.Rnw’

SUMMARY: processing the following file failed:
  ‘tram.Rnw’

Error: Vignette re-building failed.
Execution halted