Namespaces in Imports field not imported from:
  ‘quickcode’ ‘stats’ ‘utils’
  All declared Imports should be used.
Note: found 6 marked Latin-1 strings
  Note: found 347 marked UTF-8 strings
Namespaces in Imports field not imported from:
  ‘quickcode’ ‘stats’ ‘utils’
  All declared Imports should be used.
Note: found 6 marked Latin-1 strings
  Note: found 347 marked UTF-8 strings

Namespaces in Imports field not imported from:
  ‘htmltools’ ‘markdown’ ‘nextGenShinyApps’
  All declared Imports should be used.
Namespaces in Imports field not imported from:
  ‘htmltools’ ‘markdown’ ‘nextGenShinyApps’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘using_equations_symbols_r.Rmd’ using rmarkdown
Could not fetch https://symbols-ui.obi.obianom.com/assets/equationrpkg1.png
HttpExceptionRequest Request {
  host                 = "symbols-ui.obi.obianom.com"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/assets/equationrpkg1.png"
  queryString          = ""
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 (ConnectionFailure Network.Socket.getAddrInfo (called with preferred socket type/protocol: AddrInfo {addrFlags = [AI_ADDRCONFIG], addrFamily = AF_UNSPEC, addrSocketType = Stream, addrProtocol = 0, addrAddress = <assumed to be undefined>, addrCanonName = <assumed to be undefined>}, host name: Just "symbols-ui.obi.obianom.com", service name: Just "443"): does not exist (nodename nor servname provided, or not known))
Error: processing vignette 'using_equations_symbols_r.Rmd' failed with diagnostics:
pandoc document conversion failed with error 61
--- failed re-building ‘using_equations_symbols_r.Rmd’

SUMMARY: processing the following file failed:
  ‘using_equations_symbols_r.Rmd’

Error: Vignette re-building failed.
Execution halted