Error(s) in re-building vignettes:
  ...
--- re-building ‘gelS4.Rnw’ using knitr
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Warning in log(1 - gml) : NaNs produced
Warning in nlminb(lambda0, fct, gradient = Dfct, hessian = DDfct, X = gmat,  :
  NA/NaN function evaluation
Version:  1.38.6
Date:     2022-04-06
Author:   Philip Leifeld (University of Essex)

Consider submitting praise using the praise or praise_interactive functions.
Please cite the JSS article in your publications -- see citation("texreg").
Error: processing vignette ‘gelS4.Rnw’ failed with diagnostics:
Running ‘texi2dvi’ on ‘gelS4.tex’ failed.
LaTeX errors:
! Argument of <c2> has an extra }.
<inserted text> 
                \par 
l.115 \newpage
              
! Emergency stop.
<inserted text> 
                \par 
l.115 \newpage
              
!  ==> Fatal error occurred, no output PDF file produced!
--- failed re-building ‘gelS4.Rnw’

--- re-building ‘gmmS4.Rnw’ using knitr
Error: processing vignette ‘gmmS4.Rnw’ failed with diagnostics:
Running ‘texi2dvi’ on ‘gmmS4.tex’ failed.
LaTeX errors:
! Argument of <c2> has an extra }.
<inserted text> 
                \par 
l.115 \newpage
              
! Emergency stop.
<inserted text> 
                \par 
l.115 \newpage
              
!  ==> Fatal error occurred, no output PDF file produced!
--- failed re-building ‘gmmS4.Rnw’

SUMMARY: processing the following files failed:
  ‘gelS4.Rnw’ ‘gmmS4.Rnw’

Error: Vignette re-building failed.
Execution halted