Error(s) in re-building vignettes:
--- re-building 'TQ00-introduction-to-tidyquant.Rmd' using rmarkdown
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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 </>
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x lubridate::as.difftime() masks base::as.difftime()
x lubridate::date()        masks base::date()
x dplyr::filter()          masks stats::filter()
x dplyr::first()           masks xts::first()
x lubridate::intersect()   masks base::intersect()
x dplyr::lag()             masks stats::lag()
x dplyr::last()            masks xts::last()
x lubridate::setdiff()     masks base::setdiff()
x lubridate::union()       masks base::union()
--- finished re-building 'TQ00-introduction-to-tidyquant.Rmd'

--- re-building 'TQ01-core-functions-in-tidyquant.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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: 'xts'

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

    first, last


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 </>
Warning: x = 'DCOILWTICO', get = 'economic.data': Error in getSymbols.FRED(Symbols = "DCOILWTICO", env = <environment>, : Unable to import "DCOILWTICO".
Timeout was reached: [fred.stlouisfed.org] Connection timed out after 10002 milliseconds

Warning in for (i in seq_along(specs)) { :
  closing unused connection 4 (https://fred.stlouisfed.org/series/DCOILWTICO/downloaddata/DCOILWTICO.csv)
Warning: x = 'DCOILWTICO', get = 'economic.data': Error in getSymbols.FRED(Symbols = "DCOILWTICO", env = <environment>, : Unable to import "DCOILWTICO".
Timeout was reached: [fred.stlouisfed.org] Connection timed out after 10012 milliseconds

Quitting from lines 325-331 (TQ01-core-functions-in-tidyquant.Rmd) 
Error: processing vignette 'TQ01-core-functions-in-tidyquant.Rmd' failed with diagnostics:
data must be a tibble or data.frame object
--- failed re-building 'TQ01-core-functions-in-tidyquant.Rmd'

--- re-building 'TQ02-quant-integrations-in-tidyquant.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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: 'xts'

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

    first, last


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 </>
Warning: Removed 20 row(s) containing missing values (geom_path).
`geom_smooth()` using formula 'y ~ x'
Warning: Removed 89 row(s) containing missing values (geom_path).
--- finished re-building 'TQ02-quant-integrations-in-tidyquant.Rmd'

--- re-building 'TQ03-scaling-and-modeling-with-tidyquant.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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: 'xts'

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

    first, last


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 </>
Getting holdings for DOW
Warning in tq_index("DOW") :
  Error at DOW during download. 
Error in curl::curl_fetch_disk(url, x$path, handle = handle): Timeout was reached: [www.ssga.com] Resolving timed out after 10000 milliseconds

Getting holdings for DOW
Warning in tq_index("DOW") :
  Error at DOW during download. 
Error in curl::curl_fetch_disk(url, x$path, handle = handle): Timeout was reached: [www.ssga.com] Resolving timed out after 10000 milliseconds

Quitting from lines 106-109 (TQ03-scaling-and-modeling-with-tidyquant.Rmd) 
Error: processing vignette 'TQ03-scaling-and-modeling-with-tidyquant.Rmd' failed with diagnostics:
subscript out of bounds
--- failed re-building 'TQ03-scaling-and-modeling-with-tidyquant.Rmd'

--- re-building 'TQ04-charting-with-tidyquant.Rmd' using rmarkdown
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x dplyr::filter() masks stats::filter()
x dplyr::lag()    masks stats::lag()
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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: 'xts'

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

    first, last


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 </>
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
--- finished re-building 'TQ04-charting-with-tidyquant.Rmd'

--- re-building 'TQ05-performance-analysis-with-tidyquant.Rmd' using rmarkdown
Loading required package: lubridate

Attaching package: 'lubridate'

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

    date, intersect, setdiff, union

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 </>
-- Attaching packages --------------------------------------- tidyverse 1.3.0 --
v ggplot2 3.3.1     v purrr   0.3.4
v tibble  3.0.1     v dplyr   1.0.0
v tidyr   1.1.0     v stringr 1.4.0
v readr   1.3.1     v forcats 0.5.0
-- Conflicts ------------------------------------------ tidyverse_conflicts() --
x lubridate::as.difftime() masks base::as.difftime()
x lubridate::date()        masks base::date()
x dplyr::filter()          masks stats::filter()
x dplyr::first()           masks xts::first()
x lubridate::intersect()   masks base::intersect()
x dplyr::lag()             masks stats::lag()
x dplyr::last()            masks xts::last()
x lubridate::setdiff()     masks base::setdiff()
x lubridate::union()       masks base::union()
Ungrouping data frame groups: symbol
Warning in bcosk(Ra[, n[1]], Rb[, n[2]]) :
  skewness is close to zero. The classical definition of the coskewness statistic is not applicable and one should normalize using the comoment without standardization.
Warning in bcosk(Ra[, n[1]], Rb[, n[2]]) :
  skewness is close to zero. The classical definition of the coskewness statistic is not applicable and one should normalize using the comoment without standardization.
Warning in bcosk(Ra[, n[1]], Rb[, n[2]]) :
  skewness is close to zero. The classical definition of the coskewness statistic is not applicable and one should normalize using the comoment without standardization.
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
`geom_smooth()` using formula 'y ~ x'
--- finished re-building 'TQ05-performance-analysis-with-tidyquant.Rmd'

--- re-building 'TQ06-excel-in-r.Rmd' using rmarkdown
--- finished re-building 'TQ06-excel-in-r.Rmd'

SUMMARY: processing the following files failed:
  'TQ01-core-functions-in-tidyquant.Rmd'
  'TQ03-scaling-and-modeling-with-tidyquant.Rmd'

Error: Vignette re-building failed.
Execution halted