Fatal error: Uncaught Error: Call to undefined function Symfony\Component\Mercure\Debug\trigger_deprecation() in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/mercure/src/Debug/TraceablePublisher.php:21
Stack trace:
#0 {main}
  thrown in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/mercure/src/Debug/TraceablePublisher.php on line 21