Additional uncaught exception thrown while handling exception.

Original

Error: Call to undefined function Drupal\syslog\Logger\openlog() in Drupal\syslog\Logger\SysLog->openConnection() (line 63 of /var/www/web109/html/dev/pressbau-erfurt_de/web/core/modules/syslog/src/Logger/SysLog.php).

Drupal\syslog\Logger\SysLog->openConnection() (Line: 82)
Drupal\syslog\Logger\SysLog->log(4, '@uri', Array) (Line: 127)
Drupal\Core\Logger\LoggerChannel->log(4, '@uri', Array) (Line: 86)
Drupal\Core\Logger\LoggerChannel->warning('@uri', Array) (Line: 58)
Drupal\Core\EventSubscriber\ExceptionLoggingSubscriber->on404(Object) (Line: 118)
Drupal\Core\EventSubscriber\ExceptionLoggingSubscriber->onException(Object, 'kernel.exception', Object)
call_user_func(Array, Object, 'kernel.exception', Object) (Line: 111)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.exception') (Line: 239)
Symfony\Component\HttpKernel\HttpKernel->handleThrowable(Object, Object, 1) (Line: 91)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 53)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 28)
Drupal\Core\StackMiddleware\ContentLength->handle(Object, 1, 1) (Line: 32)
Drupal\big_pipe\StackMiddleware\ContentLength->handle(Object, 1, 1) (Line: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle(Object, 1, 1) (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle(Object, 1, 1) (Line: 741)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)

Additional

Error: Call to undefined function Drupal\syslog\Logger\openlog() in Drupal\syslog\Logger\SysLog->openConnection() (line 63 of /var/www/web109/html/dev/pressbau-erfurt_de/web/core/modules/syslog/src/Logger/SysLog.php).

Drupal\syslog\Logger\SysLog->openConnection() (Line: 82)
Drupal\syslog\Logger\SysLog->log(3, '%type: @message in %function (line %line of %file) @backtrace_string.', Array) (Line: 127)
Drupal\Core\Logger\LoggerChannel->log(3, '%type: @message in %function (line %line of %file) @backtrace_string.', Array) (Line: 175)
_drupal_log_error(Array, 1) (Line: 184)
_drupal_exception_handler(Object)