Error(s) in re-building vignettes:
--- re-building 'getting-started-with-modeltime-ensemble.Rmd' using rmarkdown
-- Attaching packages -------------------------------------- tidymodels 0.1.2 --
v broom     0.7.6      v recipes   0.1.15
v dials     0.0.9      v rsample   0.0.9 
v dplyr     1.0.5      v tibble    3.1.0 
v ggplot2   3.3.3      v tidyr     1.1.3 
v infer     0.5.4      v tune      0.1.3 
v modeldata 0.1.0      v workflows 0.2.2 
v parsnip   0.1.5      v yardstick 0.0.8 
v purrr     0.3.4      
-- Conflicts ----------------------------------------- tidymodels_conflicts() --
x purrr::discard() masks scales::discard()
x dplyr::filter()  masks stats::filter()
x dplyr::lag()     masks stats::lag()
x recipes::step()  masks stats::step()
Loading required package: modeltime.resample
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v readr   1.4.0     v forcats 0.5.1
v stringr 1.4.0     
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x readr::col_factor() masks scales::col_factor()
x purrr::discard()    masks scales::discard()
x dplyr::filter()     masks stats::filter()
x stringr::fixed()    masks recipes::fixed()
x dplyr::lag()        masks stats::lag()
x readr::spec()       masks yardstick::spec()
Using date_var: date
frequency = 12 observations per 1 year
Disabling weekly seasonality. Run prophet with weekly.seasonality=TRUE to override this.
Disabling daily seasonality. Run prophet with daily.seasonality=TRUE to override this.
Warning in max(ids, na.rm = TRUE) :
  no non-missing arguments to max; returning -Inf
frequency = 12 observations per 1 year
Disabling weekly seasonality. Run prophet with weekly.seasonality=TRUE to override this.
Disabling daily seasonality. Run prophet with daily.seasonality=TRUE to override this.
Warning in max(ids, na.rm = TRUE) :
  no non-missing arguments to max; returning -Inf
--- finished re-building 'getting-started-with-modeltime-ensemble.Rmd'

--- re-building 'recursive-ensembles.Rmd' using rmarkdown
Loading required package: modeltime
Loading required package: modeltime.resample
-- Attaching packages -------------------------------------- tidymodels 0.1.2 --
v broom     0.7.6      v recipes   0.1.15
v dials     0.0.9      v rsample   0.0.9 
v dplyr     1.0.5      v tibble    3.1.0 
v ggplot2   3.3.3      v tidyr     1.1.3 
v infer     0.5.4      v tune      0.1.3 
v modeldata 0.1.0      v workflows 0.2.2 
v parsnip   0.1.5      v yardstick 0.0.8 
v purrr     0.3.4      
-- Conflicts ----------------------------------------- tidymodels_conflicts() --
x purrr::discard() masks scales::discard()
x dplyr::filter()  masks stats::filter()
x dplyr::lag()     masks stats::lag()
x recipes::step()  masks stats::step()
Loading required package: Formula
Loading required package: plotmo
Loading required package: plotrix

Attaching package: 'plotrix'

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

    rescale

Loading required package: TeachingDemos
Loading required package: Matrix

Attaching package: 'Matrix'

The following objects are masked from 'package:tidyr':

    expand, pack, unpack

Loaded glmnet 4.1-1

Attaching package: 'xgboost'

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

    slice

-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v readr   1.4.0     v forcats 0.5.1
v stringr 1.4.0     
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x readr::col_factor() masks scales::col_factor()
x purrr::discard()    masks scales::discard()
x Matrix::expand()    masks tidyr::expand()
x dplyr::filter()     masks stats::filter()
x stringr::fixed()    masks recipes::fixed()
x dplyr::lag()        masks stats::lag()
x Matrix::pack()      masks tidyr::pack()
x xgboost::slice()    masks dplyr::slice()
x readr::spec()       masks yardstick::spec()
x Matrix::unpack()    masks tidyr::unpack()

Attaching package: 'lubridate'

The following objects are masked from 'package:base':

    date, intersect, setdiff, union

.date_var is missing. Using: date
Quitting from lines 125-136 (recursive-ensembles.Rmd) 
Error: processing vignette 'recursive-ensembles.Rmd' failed with diagnostics:
more elements supplied than there are to replace
--- failed re-building 'recursive-ensembles.Rmd'

SUMMARY: processing the following file failed:
  'recursive-ensembles.Rmd'

Error: Vignette re-building failed.
Execution halted