Error(s) in re-building vignettes:
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--- re-building ‘TQ00-introduction-to-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: lubridate

Attaching package: 'lubridate'

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    date

Loading required package: PerformanceAnalytics
Loading required package: xts
Loading required package: zoo

Attaching package: 'zoo'

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Attaching package: 'PerformanceAnalytics'

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Loading required package: quantmod
Loading required package: TTR
Version 0.4-0 included new data defaults. See ?getSymbols.
══ Need to Learn tidyquant? ════════════════════════════════════════════════════
Business Science offers a 1-hour course - Learning Lab #9: Performance Analysis & Portfolio Optimization with tidyquant!
</> Learn more at: https://university.business-science.io/p/learning-labs-pro </>
Quitting from lines 100-119 (TQ00-introduction-to-tidyquant.Rmd) 
Error: processing vignette 'TQ00-introduction-to-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ00-introduction-to-tidyquant.Rmd’

--- re-building ‘TQ01-core-functions-in-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
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Error: processing vignette 'TQ01-core-functions-in-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ01-core-functions-in-tidyquant.Rmd’

--- re-building ‘TQ02-quant-integrations-in-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
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Error: processing vignette 'TQ02-quant-integrations-in-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ02-quant-integrations-in-tidyquant.Rmd’

--- re-building ‘TQ03-scaling-and-modeling-with-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
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Error: processing vignette 'TQ03-scaling-and-modeling-with-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ03-scaling-and-modeling-with-tidyquant.Rmd’

--- re-building ‘TQ04-charting-with-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
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Error: processing vignette 'TQ04-charting-with-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ04-charting-with-tidyquant.Rmd’

--- re-building ‘TQ05-performance-analysis-with-tidyquant.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date

Loading required package: PerformanceAnalytics
Loading required package: xts
Loading required package: zoo

Attaching package: 'zoo'

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

    as.Date, as.Date.numeric


Attaching package: 'PerformanceAnalytics'

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

    legend

Loading required package: quantmod
Loading required package: TTR
Version 0.4-0 included new data defaults. See ?getSymbols.
══ Need to Learn tidyquant? ════════════════════════════════════════════════════
Business Science offers a 1-hour course - Learning Lab #9: Performance Analysis & Portfolio Optimization with tidyquant!
</> Learn more at: https://university.business-science.io/p/learning-labs-pro </>
Quitting from lines 63-65 (TQ05-performance-analysis-with-tidyquant.Rmd) 
Error: processing vignette 'TQ05-performance-analysis-with-tidyquant.Rmd' failed with diagnostics:
there is no package called 'tidyverse'
--- failed re-building ‘TQ05-performance-analysis-with-tidyquant.Rmd’

SUMMARY: processing the following files failed:
  ‘TQ00-introduction-to-tidyquant.Rmd’
  ‘TQ01-core-functions-in-tidyquant.Rmd’
  ‘TQ02-quant-integrations-in-tidyquant.Rmd’
  ‘TQ03-scaling-and-modeling-with-tidyquant.Rmd’
  ‘TQ04-charting-with-tidyquant.Rmd’
  ‘TQ05-performance-analysis-with-tidyquant.Rmd’

Error: Vignette re-building failed.
Execution halted