Error(s) in re-building vignettes:
--- re-building ‘hyd1d.Rmd’ using rmarkdown

Quitting from hyd1d.Rmd:359-390 [figure2]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/httr2_failure>
Error in `httr2::req_perform()`:
! Failed to perform HTTP request.
Caused by error in `curl::curl_fetch_memory()`:
! SSL peer certificate or SSH remote key was not OK [www.pegelonline.wsv.de]:
SSL certificate problem: unable to get local issuer certificate
---
Backtrace:
    ▆
 1. └─hyd1d:::.pegelonline_status()
 2.   └─httr2::req_perform(req)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'hyd1d.Rmd' failed with diagnostics:
Failed to perform HTTP request.
Caused by error in `curl::curl_fetch_memory()`:
! SSL peer certificate or SSH remote key was not OK [www.pegelonline.wsv.de]:
SSL certificate problem: unable to get local issuer certificate
--- failed re-building ‘hyd1d.Rmd’

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

Quitting from vignette_DE.Rmd:1172-1198 [figure15]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/httr2_failure>
Error in `httr2::req_perform()`:
! Failed to perform HTTP request.
Caused by error in `curl::curl_fetch_memory()`:
! SSL peer certificate or SSH remote key was not OK [www.pegelonline.wsv.de]:
SSL certificate problem: unable to get local issuer certificate
---
Backtrace:
    ▆
 1. └─hyd1d:::.pegelonline_status()
 2.   └─httr2::req_perform(req)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'vignette_DE.Rmd' failed with diagnostics:
Failed to perform HTTP request.
Caused by error in `curl::curl_fetch_memory()`:
! SSL peer certificate or SSH remote key was not OK [www.pegelonline.wsv.de]:
SSL certificate problem: unable to get local issuer certificate
--- failed re-building ‘vignette_DE.Rmd’

SUMMARY: processing the following files failed:
  ‘hyd1d.Rmd’ ‘vignette_DE.Rmd’

Error: Vignette re-building failed.
Execution halted