Error(s) in re-building vignettes:
  ...
--- re-building ‘correlation-utils.Rmd’ using rmarkdown
--- finished re-building ‘correlation-utils.Rmd’

--- re-building ‘covidcast.Rmd’ using rmarkdown

Quitting from covidcast.Rmd:37-45 [unnamed-chunk-1]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `report_api_errors()`:
! Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
---
Backtrace:
    ▆
 1. └─covidcast::covidcast_signal(...)
 2.   └─covidcast:::specific_meta(data_source, signal, geo_type, time_type)
 3.     └─covidcast::covidcast_meta()
 4.       └─covidcast:::.request_meta()
 5.         └─covidcast:::.request(...)
 6.           └─covidcast:::report_api_errors(response)
 7.             └─httr::stop_for_status(response, task = msg)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'covidcast.Rmd' failed with diagnostics:
Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
--- failed re-building ‘covidcast.Rmd’

--- re-building ‘external-data.Rmd’ using rmarkdown
** Processing: /home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/covidcast.Rcheck/vign_test/covidcast/vignettes/external-data_files/figure-html/unnamed-chunk-3-1.png
288x288 pixels, 3x8 bits/pixel, RGB
Input IDAT size = 20618 bytes
Input file size = 20720 bytes

Trying:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17871
  zc = 9  zm = 8  zs = 1  f = 0
  zc = 1  zm = 8  zs = 2  f = 0
  zc = 9  zm = 8  zs = 3  f = 0
  zc = 9  zm = 8  zs = 0  f = 5
  zc = 9  zm = 8  zs = 1  f = 5
  zc = 1  zm = 8  zs = 2  f = 5
  zc = 9  zm = 8  zs = 3  f = 5
                               
Selecting parameters:
  zc = 9  zm = 8  zs = 0  f = 0		IDAT size = 17871

Output IDAT size = 17871 bytes (2747 bytes decrease)
Output file size = 17949 bytes (2771 bytes = 13.37% decrease)


Quitting from external-data.Rmd:93-100 [unnamed-chunk-4]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `report_api_errors()`:
! Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
---
Backtrace:
    ▆
 1. └─covidcast::covidcast_signal(...)
 2.   └─covidcast:::specific_meta(data_source, signal, geo_type, time_type)
 3.     └─covidcast::covidcast_meta()
 4.       └─covidcast:::.request_meta()
 5.         └─covidcast:::.request(...)
 6.           └─covidcast:::report_api_errors(response)
 7.             └─httr::stop_for_status(response, task = msg)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'external-data.Rmd' failed with diagnostics:
Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
--- failed re-building ‘external-data.Rmd’

--- re-building ‘multi-signals.Rmd’ using rmarkdown
--- finished re-building ‘multi-signals.Rmd’

--- re-building ‘plotting-signals.Rmd’ using rmarkdown

Quitting from plotting-signals.Rmd:23-35 [unnamed-chunk-1]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `report_api_errors()`:
! Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
---
Backtrace:
    ▆
 1. └─covidcast::covidcast_signal(...)
 2.   └─covidcast:::specific_meta(data_source, signal, geo_type, time_type)
 3.     └─covidcast::covidcast_meta()
 4.       └─covidcast:::.request_meta()
 5.         └─covidcast:::.request(...)
 6.           └─covidcast:::report_api_errors(response)
 7.             └─httr::stop_for_status(response, task = msg)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'plotting-signals.Rmd' failed with diagnostics:
Internal Server Error (HTTP 500). Failed to fetch data from API anonymously.
--- failed re-building ‘plotting-signals.Rmd’

SUMMARY: processing the following files failed:
  ‘covidcast.Rmd’ ‘external-data.Rmd’ ‘plotting-signals.Rmd’

Error: Vignette re-building failed.
Execution halted