Error(s) in re-building vignettes:
--- re-building 'gg_vistime-vignette.Rmd' using rmarkdown
Coordinate system already present. Adding new coordinate system, which will replace the existing one.
Could not fetch https://i.imgur.com/xI5UtRm.png
HttpExceptionRequest Request {
  host                 = "i.imgur.com"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/xI5UtRm.png"
  queryString          = ""
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 (ConnectionFailure user error (Network.Socket.gai_strerror not supported: 11001))
Error: processing vignette 'gg_vistime-vignette.Rmd' failed with diagnostics:
pandoc document conversion failed with error 61
--- failed re-building 'gg_vistime-vignette.Rmd'

--- re-building 'hc_vistime-vignette.Rmd' using rmarkdown
Could not fetch https://i.imgur.com/xI5UtRm.png
HttpExceptionRequest Request {
  host                 = "i.imgur.com"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/xI5UtRm.png"
  queryString          = ""
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 (ConnectionFailure user error (Network.Socket.gai_strerror not supported: 11002))
Error: processing vignette 'hc_vistime-vignette.Rmd' failed with diagnostics:
pandoc document conversion failed with error 61
--- failed re-building 'hc_vistime-vignette.Rmd'

--- re-building 'vistime-vignette.Rmd' using rmarkdown

Attaching package: 'plotly'

The following object is masked from 'package:ggplot2':

    last_plot

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

    filter

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

    layout

Could not fetch https://i.imgur.com/xI5UtRm.png
HttpExceptionRequest Request {
  host                 = "i.imgur.com"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/xI5UtRm.png"
  queryString          = ""
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 (ConnectionFailure user error (Network.Socket.gai_strerror not supported: 11001))
Error: processing vignette 'vistime-vignette.Rmd' failed with diagnostics:
pandoc document conversion failed with error 61
--- failed re-building 'vistime-vignette.Rmd'

SUMMARY: processing the following files failed:
  'gg_vistime-vignette.Rmd' 'hc_vistime-vignette.Rmd'
  'vistime-vignette.Rmd'

Error: Vignette re-building failed.
Execution halted