Error(s) in re-building vignettes:
--- re-building 'ggeffects.Rmd' using rmarkdown
Warning in data("lung", package = "survival") :
  data set 'lung' not found
Quitting from lines 188-198 (ggeffects.Rmd) 
Error: processing vignette 'ggeffects.Rmd' failed with diagnostics:
object 'lung' not found
--- failed re-building 'ggeffects.Rmd'

--- re-building 'introduction_effectsatvalues.Rmd' using rmarkdown
Loading required package: Matrix
boundary (singular) fit: see ?isSingular
Model contains polynomial or cubic / quadratic terms. Consider using `terms="c12hour [all]"` to get smooth plots. See also package-vignette 'Marginal Effects at Specific Values'.
Model contains polynomial or cubic / quadratic terms. Consider using `terms="c12hour [all]"` to get smooth plots. See also package-vignette 'Marginal Effects at Specific Values'.
Model contains polynomial or cubic / quadratic terms. Consider using `terms="c12hour [all]"` to get smooth plots. See also package-vignette 'Marginal Effects at Specific Values'.
--- finished re-building 'introduction_effectsatvalues.Rmd'

--- re-building 'introduction_partial_residuals.Rmd' using rmarkdown
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 10
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  0
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 10
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  0
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 7.975
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 2.025
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  8.5301e-017
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  There are other near singularities as well. 1
`geom_smooth()` using formula 'y ~ x'
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 10
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  0
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 10
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 1
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  0
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  pseudoinverse used at 7.975
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  neighborhood radius 2.025
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  reciprocal condition number  8.5301e-017
Warning in simpleLoess(y, x, w, span, degree = degree, parametric = parametric,  :
  There are other near singularities as well. 1
--- finished re-building 'introduction_partial_residuals.Rmd'

--- re-building 'introduction_plotcustomize.Rmd' using rmarkdown
Scale for 'x' is already present. Adding another scale for 'x', which will replace the existing scale.
Scale for 'colour' is already present. Adding another scale for 'colour', which will replace the existing scale.
--- finished re-building 'introduction_plotcustomize.Rmd'

--- re-building 'introduction_plotmethod.Rmd' using rmarkdown
Loading required package: Matrix
Warning in data("lung", package = "survival") :
  data set 'lung' not found
Quitting from lines 168-179 (introduction_plotmethod.Rmd) 
Error: processing vignette 'introduction_plotmethod.Rmd' failed with diagnostics:
object 'lung' not found
--- failed re-building 'introduction_plotmethod.Rmd'

--- re-building 'introduction_randomeffects.Rmd' using rmarkdown
Loading required package: Matrix

Intervals are prediction intervals.

Intervals are prediction intervals.
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you

Intervals are prediction intervals.
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you
Warning in Matrix::sparseMatrix(dims = c(0, 0), i = integer(0), j = integer(0),  :
  'giveCsparse' has been deprecated; setting 'repr = "T"' for you

Intervals are prediction intervals.
--- finished re-building 'introduction_randomeffects.Rmd'

--- re-building 'practical_logisticmixedmodel.Rmd' using rmarkdown
Loading required package: Matrix
Loading required namespace: ggplot2
Data were 'prettified'. Consider using `terms="var_cont [all]"` to get smooth plots.
Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv,  :
  Model failed to converge with max|grad| = 0.00609005 (tol = 0.002, component 1)
Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv,  :
  Model is nearly unidentifiable: large eigenvalue ratio
 - Rescale variables?
--- finished re-building 'practical_logisticmixedmodel.Rmd'

--- re-building 'practical_robustestimation.Rmd' using rmarkdown
Loading required namespace: ggplot2
--- finished re-building 'practical_robustestimation.Rmd'

--- re-building 'technical_differencepredictemmeans.Rmd' using rmarkdown
--- finished re-building 'technical_differencepredictemmeans.Rmd'

--- re-building 'technical_stata.Rmd' using rmarkdown
Data were 'prettified'. Consider using `terms="var2 [all]"` to get smooth plots.
Loading required namespace: ggplot2
--- finished re-building 'technical_stata.Rmd'

SUMMARY: processing the following files failed:
  'ggeffects.Rmd' 'introduction_plotmethod.Rmd'

Error: Vignette re-building failed.
Execution halted